Lm4562 vs opa1612. Is the 2134 the right choice. Feb 6, 2018 · 最近オペアンプ交換が楽しくて色々試してみました。個人のメモを兼ねてレビューしてみます。環境は、CD取り込みからハイレゾ化まで手軽にできるCurioSoundを使用してCDから取り込んだデータを96kHz 24bitのflac形式で保存。 "安いのにすごいSHANLING M2sを買いました"で紹介したM2sからラインアウト Jul 4, 2009 · Here’s a great article comparing opa2156 CMO vs opa1612. ~42mA drive should be enough, I will have to look at its output impedance characteristics. To me, the sound is just too laid back. They were designed for systems with 120+ dB SNR. Some have voltage requirements that make them only compatible in certain designs, etc. Mar 22, 2022 · LME49720 (dil), fet input, bi-polar output, very good opamp especially dynamics and the bass, which is think is tightened up artificially by the midrange being slightly thin/hot, making the leading edge of bass seem tighter and faster. 707dBc=0. Maratnz likes to drive 5532s with the full swing of +/-22V which is too much for most of the stock replacements. 5 Euro OP275 ~ 3 Euro OPA1612 ~ 6 Euro According to specs I would think the OPA1642 would be one of the best compromises cost vs performance wise. Oct 3, 2018 · This made me think to go extra slutty and replace it with the BurrBrown OPA1612: OPA1612 SoundPlus™ Audio Operational Amplifier with 1. . I had read it many times before posting this threat. Aug 3, 2013 · After I settled on the LM4562, I did a final comparison against the analog outputs of my Denon DVD-3910 universal player, as well as the digital out of the same Denon player going into a Schiit Bifrost Uber DAC using the same 3 tracks. 建议大家买lm4562,又被说电路不一样,不能跟2604比较,又怀疑不是正品,七块钱太便宜不可能,必须从他手上买,必须拿发票等等,心里有屎看谁都不干净,很无语,要什么没什么,就是想卖运放。 Aug 22, 2009 · I talked to a TI/B-B applications engineer today. Most manufacturers use sockets so the op-amps can be swapped, and each have a difference sound signature (e. OPA1612 sounds better than any transistor preamp I've ever heard and better then my own 6N6P 2 case -no barrels hold- 36kg monster preamp with a 100% double blind test win rate. X-fi Prelude' comparison a few threads down and I basically concluded from that the AD8620 might be considered better than the default LM4562. Now they seems to have changed again to opa1612 in many places - maybe a suggestion to try ? I have tried ne5532, opa2604, lm4562 and opa1612 and I prefered LM 4562 in both Aiyima a07 and the tpa3251-based Aiyima a04. the differences aren't huge, but big enough to make a change worthwhile. They are "better' ones you can try - LM4562 is always a good candidate just check the supply voltage fist. The LM4562 is available in an 8-lead narrow body SOIC, an 8-lead PDIP, and an 8-lead TO-99. g. I have not tested the OPA1612 with high value bias resistors to see if it has the latch-up/bias current correction start-up issues of the LME49720. Since it's so inexpensive, give it a shot. Other Parts Discussed in Thread: LM4562, , INA1620, OPA1622, OPA1656, OPA828, OPA1642, OPA1678, OPA1612, BUF634A. 1 k : 3. Goggle bill d mod carver c-1. Which is fine. TI was going to discontinue the LM4562 and others as well. 9 nV/√Hz at 10 kHz Nov 12, 2018 · The OPA1612 is a bipolar IC while it's brother the OPA1642 is a JFET. LM4562 is similar to the LME49720 but can be too sterile. the OPA209 family. May be that is reason why LM4562 is popular with many OEMs. Worth every penny. Aug 1, 2024 · LM4562 max safe current (11MHz vs, 55 MHz)---thus much less chance of oscillation in vintage circuits. com SBOS450C –JULY 2009–REVISED AUGUST 2014 5 Pin Configuration and Functions D Package OPA1611, SOIC-8 D Package (Top View) OPA1612, SOIC-8 (Top View) DRG Package OPA1612, SON-8 (Top View) (1) NC denotes no internal connection. ••• Aug 28, 2023 · LM4562 vs NE5532: What are Differences and How to Other Parts Discussed in Thread: LME49720, LM4562, OPA1654, OP07, OPA2134, TL072, OPA1652 首先关于LME49710、LME49720、LM4562这3款运放一直有个疑问,究竟这三者之间是什么关系,LME49710是单运放,另外2款是双运放,LM4562是LME49710的双运放版本吗? Apr 21, 2019 · vs Burson V6 Vivid The V6 Vivid has a faster attack than the classic, but still not quite as fast as the SS360x which allows the SS360x to wring out just slightly more detail than the Vivids. I ran a double blind listening test of dual opamps a couple years ago and the grandfatherly old LF412 was shockingly highly rated. the ne5532 looks a bit harder, narrower and more direct, the other two a bit more relaxed and オペアンプの違いによる音質比較表 Jun 13, 2016 · 【やってみた】オペアンプ聴き比べ、最強のオペアンプ決定戦 Jul 5, 2021 · The OPA1612 is the current audio bee's-knees. The LM4562 is unity gain stable. Now we're talking! Detail, soundstage, imaging, wow! Only downside is a definite reduction in midbass punch. Those are fine. by OP-amp by song Jump table ↓* VOCAL CLASSIC POPSMUSES03 0:42~ 1:42~ 2:43~ Feb 11, 2021 · Even AD797 or OP627 cant hold a candle vs OPA1612 in terms of SQ - the difference is HUGE! My preamp sounds best with OPA1612 for gain and OPA2192 as buffer. Perhaps the LM4562 came out before the change so they made a new part number to indicate high end part. It also depends largely you design for. Nov 26, 2017 · thanks for your tips! i have tested the opa2604 and the LME49720 compared to the ne5532. It doesn't say or show in the datasheets. This takes a slight hardness off high LM4562-+ LM4562 10pF + + INPUT OUTPUT 47 k : 150 : 3320: 909 : 26. And of course the OPA1612. 2022-05-15 10:48 am #1 Feb 28, 2021 · The best sounding op amps for audio work. So, it is a different design and chip. I find OPA2604 more laid back/smoother and LM4562 very crisp/more forward. But can't think of any reason to use them elsewhere other than in preamps and bus summing amps, and in audio test equipment. Jan 16, 2017 · Following performance figures have been measured in Addon BalOut module: Both opamps are so good that it is difficult to measure differences directly. If possible, you could try all of the three op-amps from above without getting worried to get oscillations. Apr 7, 2023 · 当然,目前也有很多新型高性能运放器面世,例如TI的LM4562和LME49720、Analog Devices的AD797和OPA1612等,这些新型运放器在音频性能和适用范围等方面更为出色,因此也被越来越多的音响产品采用。 Dec 16, 2023 · I have some experience swapping ne5532 in Aiyima amplifiers to opa 1612 and lm4562, and I think the bass dynamics is slightly better with lm4562, and the soundstage more exact with opa1612. IMO, the ADA4627-1 has a fuller, more "musical", sound than the somewhat thin/sterile LM4562, whilst still retaining nicely detailed highs, and remains my favorite sounding op amp to date. Jun 8, 2023 · THD=-117. Some are affordable (the LM4562 which runs less than $1), and some are expensive like the popular $25 Burr Brown OPA627. Correct me if I'm wrong. Joined Sep 8, 2012 Messages 848. Sep 11, 2021 · The Aiyima a04 with lm4562 is dead quiet - no hiss at all. The completely docile op amps are the OPA2604, the OPA627, the OPA2107, the LM4562/LME49720 and the OPA2134. ti. May 29, 2021 · 愛用しているnfjのfx-audio fx502j-sのオペアンプを標準のne5532からlme49720と同じと言われているlm4562に変更しました。 lm4562とopa627auどちらにするか? lm4562は500円、opa627auは3000円!!で全く値段が違います。 Feb 11, 2021 · At 10 Vrms and 10 kHz, with a 10 kΩ source resistance the 5532 generates 0. Jul 5, 2006 · Thanks for the link. You should be able to find single-to-dual DIP8 adapters for mounting 2xAD797 on a DIP8 socket. The data sheet is very handy for audio designers working with 600Ω loads, but also presents apparently conflicting specs, and lacks 2KΩ load data. It was recently re-capped and all new guts put in . 00046% under the same conditions. You can use a combination as well. The opamp its self was inside a small plastic case filled with foam. Feb 11, 2021 · Member. com SNAS326K –AUGUST 2006–REVISED DECEMBER 2013 LM4562 Dual High-Performance, High-Fidelity Audio Operational Amplifier Check for Samples: LM4562 1FEATURES DESCRIPTION The LM4562 is part of the ultra Jul 13, 2019 · The LM4562 (same die as the LME49720) was designed to produce a low open loop distortion - likely better than a 5532. Find parameters, ordering and quality information Feb 16, 2024 · 前回、NJM8830GM1の表面実装を行いDIP8化したので音質チェックしてみる。以前購入したオペアンプと聴き比べてみる。ついでに最近購入したOPA1612やOPA627AUも音質比較してみる。オペアンプは自作Chu MoyアンプやFX-AUDIO DAC-X3Jに接続。イヤホンにはソニー XBA-N3を使って試聴してみた。 NJM8830GM1同じ Jul 4, 2009 · For I/V: OPA1692 is best, compared to - OPA1612, OPA2192, OPA2209, OPA1652, NE5532, LME9720, OPA1622, OPA1602, OPA1662 For LP: OPA1692 for now, I have good expectations from OPA2209 but they are out of stock. Mar 17, 2019 · Anyone know whether the LM4562-LME49710-LME49860 series are PNP input or NPN . Reports are that both should produce great sound. Tpa3251 has lower hiss. - high levels of DC precision are generally not required by audio customers (audio equipment makers). Jan 19, 2023 · Buy and try several. Feb 29, 2008 · I've read about the 'Sondigo vs. One other very noteworthy difference is the Vivid has a strong attack, but loses a bit on the decay so sustain is better on the SS360x. forami. Especially on the sound-stage and overall music presentation is more forward with this LM4562. Yes, it's a very subjective question, so what I am looking is the highest class of sound -- In my opinion, also as said by Tangent, the openness and the cleaness of OPA627/37 put them into a higher league that OPA2604 and LT1364, both of which are very May 2, 2023 · OPA1622: Weird Line Driver - Audio forum - TI E2E TI’s LME49720 is a 2-channel, 55-MHz, high-fidelity, high-performance, RRO audio op amp. Two LM4562 operational amplifiers mounted on DIP-8 support (removable). Both of them can be replaced according to the user's taste or the specificity of the whole sound installation in order to change the sound flavor. Thanks in Nov 9, 2010 · LM4562 / LME49720 / LME49860 - Do they sound different Jul 6, 2024 · ディスクリートとICオペアンプの音質差 Jan 19, 2023 · - LMP8672 (probably discontinued) - OPA1612 (which is barely available in SOIC8 at the moment) - ADA4898-2 - OPA1656 (if the circuit around it is right, it performs like opamps which are much more expensive, because of the FET Input stage it doesn't produce so much noise even with higher resistor values on its inputs) - AD8599 ( not a very fast opamp but therefore it is easy to get it stable OPA1611, OPA1612 www. Noise of the A07 is mostly defined by high resistance values in its resistor network around the input dual opamp, there is no chance for improvement without re-designing. com then replace all the other njm4565 with the LM4562 to improve signal path through the AD/DA and finally the main line outs. They have, however, higher current noise and cost ten times as much. In terms of noise performance in the real world the OPA1612 beats the LME49720. 1nV/√Hz Noise, Low THD and Precision | TI. Yes, it's a very subjective question, so what I am looking is the highest class of sound -- In my opinion, also as said by Tangent, the openness and the cleaness of OPA627/37 put them into a higher league that OPA2604 and LT1364, both of which are very Jan 7, 2021 · Noise is almost same as with LM4562 and there are no problems with distortion. And all but the 1NA217 have less distortion, some by an order of magnitude; and all are faster than the NE5534. Pardon if any of the following has been covered. Nov 25, 2015 · LM4562 vs OPA2134 vs [ ? ] Jul 3, 2019 · Opa1612 and LM4562/LME49720 are both good. Thread starter forami; Start date 2022-05-15 10:48 am; Jump to Latest F. Most of the listeners would be perfectly happy with it. The OPA1612 does not seem to have the process contamination of the LM497X0 that produces rocky-sounding noise. This is also AKM's recommended opamp in many AKM DAC's in both IV and LPF stages. Avoid LM4562/LME49720 and OPA2134/2604 if you do not want to re-engineering circuitry to make it stable. It should be of simmilar if not better overall quality except for the fact that it does not like loads below 2k where the LM4562 deals fine with loads down to 600R. I've been researching and designing possible solutions around LM833 op-amps. Apr 10, 2019 · By newer I meantnewer, because OPA1612 is a newer design then let's say NE5532 or even LM4562. Highs are very extended and clean with great projection. Some say it is the same as LME49720, but anyway this LM4562 is lot cheaper. The picture shows my op-amp rolling, I have tried the ne5532, opa1612, lm4562 and Jun 7, 2016 · This will kind of be a comparison of the OPA1612 to the Burson V5i. OPA227 has 2 diodes in series , anti-parrallel = 1,2 V pp, maybe PNP like OPA1662 ( has single anti-parrallel diodes) . The amp Nov 8, 2023 · New Aiyima A07 MAX Amplifier - Small Footprint, Good Sound Feb 7, 2022 · It seems like LM4562 in SOIC-8 package is rather unobtainable at the moment so I'm thinking about suitable alternatives. Nov 22, 2006 · AD8066 vs LM4562 I am using an AD8066 in the O/P stage of a Musical Fidelity X-DAC V3, preceded by OPA2134s, instead of the original all NE5532s. Jun 19, 2021 · The latest op-amp that I am still using until now is LM4562. But that does not say anything about the SQ. Aug 24, 2018 · Here we see that the LM4562, LM833, LM49720 and OPA2134 all have the same level of performance with the NJM2742 having the worst performance of the bunch and the LT1352 being just slightly worse. My perfect sound would be the 1612's with the bass of the 2132's. se-u55sxをlm49720(=lm4562)に置き換えようかと思って色々確認してたのですが、lm4562の出る味が強烈に出過ぎて困ってしまいました。あといくつか面白いことを発見しました。 lm4562はopa的ななめらかにつないだ感じの音が、lm6172はフラットで Dec 28, 2017 · 总谐波失真(THD): 0. noise, bandwidth, THD and output current. This Audio Operational Amplifier achieves outstanding AC performance while driving complex loads with values as high as 100pF. Which of the two mentioned OP Amps (OPA1612 or OPA1656) is the better one, in a scientific point of view. 83 k : 100 : 150 : 22 nF//4. Member. Mar 23, 2023 · 不推荐lm4562了. Be sure to include the AD746, the OPA2209, and the ADA4898-2 (mounted on SOIC-to-DIP adapters) in your rotation. TI’s LME49860 is a 2-channel, 44-V, high-fidelity, high-performance audio op amp. I have a 1988 carver stereo per-amplifier. Now all the folks are using opa2134 op -amps as the replacement. The “width” of the sound stage seems fixed and artificially (too) wide. warm, revealing, etc. Thread starter oldphaser; Start date Jan 10, 2016; oldphaser Chief Journeyman. Packaging: I ordered a single V5i Dual from Burson. ). amps and drivers yet only the LM4562 and LM4702 that are not part of these families. 000130% Although the price was also cheap, It is a pity that NS was absorbed by TI and was abolished after losing the brand power competition with BB. Apr 17, 2022 · So, did some research and ordered up OPA1612's with SOIC Adapters. Hi there probaly a simple question maybe not. Having LM4562 in both amplifiers and they start to sound the same. I note that the LM833 and LM4562 datasheets contain identical RIAA phono circuits in their application notes. The 5532 has a slew rate of 10v/us, or about half that of the 4562- and it's very hard to see why this is important for any audio applications as the full power bandwidth for the 5532 with 15v supplies is about 110kHz, and that's with >9vrms at the output. I don't care about listening tests or something else, just want to use the technical better one in my amp. --lme49722 lme4562 lm4562 opamp is very good sound ,higher ratings than opa2134 -but not as オペアンプの違いによる音質比較表 OPA165x Ultra-Low-Noise, Low-Distortion, FET-Input, Burr-Brown™ Audio Operational Amplifiers 1 Features • Ultra-low noise: – Voltage noise: 2. Aug 22, 2007 · Unless you consider the OPA1612, LT1028, LT1115, 1N A217, or the THAT 1580---which are ALL quieter in a phono stage. Even the 2 CMOS: OPA1652 an the OPA 1656 has these diodes. 0014% THD (see Figure 4. Pin can be left floating or connected to any voltage between (V–) and (V+). Probably the first op-amp you can't beat using external front end transistors in a mic amp. I strongly suspect that the LM4562 has a more sophisticated input stage than the 5532, probably incorporating cascoding to minimise the effects of common-mode voltages. My understand if noise isn’t a problem the opa1656 is great alternative to the opa1612. The hiss is slightly higher from Aiyima a07, but still very low. Feb 28, 2021 · The LM4562 datasheet indicates it has at least 12dB greater open loop gain than LM833 at all audio frequencies. I replaced them with LM4562's (and did some extra PSU filtering). If you want discrete, then Sonic Imagery 994 or the Weiss op amps. Both (I believe have Fet-inputs) There’s also 2189 CMOS audio op amp has impressive specs of an impressive was designed for MUX friendly DACs and multichannel dacs! Jan 10, 2016 · OPA1611 vs OPA134 or OPA1612 vs OPA2134. Feb 4, 2014 · Only really better substitution for NJM4580 for example as Pre-Amp can be no less then OPA2228 or even better OPA1612, but for that -3dB less noise (and distortion) over whole audio spectrum you will have to play premium extra. Jan 10, 2016 #1. The sparkos opamps are very good as well but are IMO sonically warmer than the Sonic Imagery. And this preamp sounds MUCH better than Audio Research, Burmester and Accuphase preamps costing above €10. Overall distortion dropped about 12 dB in a loop back measurement (DA_out--> AD_in of the card). My favourite dual is OPA2604 and that's what I use in my CDP. The sound difference after using NE5532P to this LM4562 is somehow so much different. Find parameters, ordering and quality information May 9, 2023 · Hello together, i want to put one of the mentioned OP Amps in my amp. OPA1612 is one the most low-noise opamps ever built, so totally recommended for unity-gain stages (LPF or output stage of a DAC, but also I/V stage too). LME49724: Noise level: -117 dBV (A-weighted), THD+N ratio: at least -109 dB (1 kHz, 2 Vrms), around measurement instrument limits. NE5532, e. OPA1611, OPA1612 www. Last edited: Dec 29, 2023 Sep 14, 2021 · Of the op amps in my collection the massive misbehavers are the OPA1656, the LME49990 and the OPA1612. Aug 22, 2007 · National uses an additional 'E' in the name (LMExxxxx) to indicate their new high performance audio products. One guess that one choice that comes to mind is OPA1612. 1. May 24, 2015 · You can however measure the difference. the best sounding is OPA1612 ,not for driving headphones -low output current drive ,3ma current consumption ---then opa2134 the best all around as preamplifier it can be used at high gain 6-10 times,very good sounding and Musical,good for biassing in class A. 000. For gain: OPA209 but only against NE5534 and V6V singles. Dec 6, 2018 · This question is triggered by a repair I recently did where the originals, while still available, were stupid expensive. Apr 6, 2020 · They are not bad opamps at all. LME49720 Dual High Performance, High Fidelity Audio Apr 1, 2012 · Try them and see for yourself. Aug 24, 2012 · i tryed lme49722 opa2134 and opa1612 ,--. May 19, 2017 · OPA2211A/OPA1612 also sound a bit better than LM4562, IMO. My statements were verified: - OPA1611/1612 are optimized for better distortion than the OPA211 (already pretty good). Desktop: S-Audio Focus 2 + NiNO Final Carbon Mk3. If you are going the transformer route, you can't just use the same transformer ratio with any opamp, the transformer ratio has to be tailored to a specific opamp, the 1:2 I suggested Aug 22, 2007 · So they re-dubbed the LM4562 as the LME49720, keeping the old p/n because it's a massive pain for customers to deal with a 'change', even if in substance it's only a paperwork change. NS/TI folks, including those who were directly involved, have verified that both chips have the same die, go through the same manufacturing and test flow, and the . Dec 17, 2018 · The OPA-627 is a terrific op-amp. It took about 3 weeks to get to me and arrived in a small bubble mailer from China, which is on par with most items that I order from China. It really depends how much work is involved. You can see this in the specs for the tpa3251 and tpa3255 used. On some of the newr parts TI has released measurements of the EMI immunity, e. I no nothing about this. That said, a few people consder the OPA637 an 'upgrade' from the AD8620. There is a whole family of LME parts of op. 当我们使用opa1612将差异输入转换 为单端输出时, 输出会失真,请帮助检查原因。 下图是“Sch”,失真的波形附加了音频。 此外,当我们使用opa2134或lm4562来替换opa1612时,失真 消失了。 Jul 30, 2021 · If I could also request test of: OPA1642 ~ 2 Euro OPA1656 ~ 2. - Page 2 Jul 23, 2022 · DACのオペアンプを交換しました。線が少し細くなりましたが、小音量で全体のバランスが良くなり高域のクリア感が増しました。SOP8パッケージの交換は面倒なので、最後にすべくOPA1612に変えちゃいました。SOP8をDIP変換で交換出来るようにとも考えましたが、安定性を考えて中止です。 May 23, 2018 · What are your thoughts on OPA1622 vs OPA1612? Last edited: Sep 18, 2019. I agree with your comments about the volume gain. You have to try it yourself to hear the difference, because the measurement advantage is very small, so it should be non-audible , but it is not. May 19, 2017 · An OPA1612 has slightly better specs than an LM4562---less noise and distortion, faster, and more output voltage swing. Jan 3, 2020 · The OPA1612 is more robust against EMI than the LME49720. JohnYang1997 Jun 7, 2016 · The performance of the stock op-amp LM4562 is best characterized as clean, lean, fast, but relatively laid back. May 15, 2022 · LME49720 vs OPA1612 vs Muses02. Will be trying these in gain stage: OPA1611, ADA4610-1, OPA189 Jul 4, 2009 · OPA1612 is relatively new opamp and is widely used in several medium-priced but also high-priced DACs. but the difference between opa2604 and LME49720 is much smaller than the difference between these two compared to the original ne5532. The damn thing played holographicall Jul 5, 2006 · Yeah, LM4562 is a good alternative, I think it can directly drive headphones without need of a buffer. OPA1632: Noise level: -118 dBV (A-weighted), THD+N level: at least -109 dB (1 kHz, 2 Vrms), around measurement Products Precision op amps (Vos<1mV) INA1620 — High-fidelity audio operational amplifier with integrated thin-film resistors and EMI filtering OPA130 — Single, 1-MHz, 20-pA bias current, 530-µA power, FET operational amplifier OPA131 — Single, 4-MHz, 50-pA bias current, 750-µA power, FET operational amplifier OPA140 — Single-channel, 11-MHz, low-noise 36-V JFET precision operational May 24, 2015 · The newer LM4562/LME49720 series improves on many parameters at once cf. I've used both LM4562 and OPA2604 from the suggestions. Other Parts Discussed in Thread: OPA1612 , LME49990 , OPA1632 , LME49724 , LM4562 Hi: I was looking at the datasheet for the LME49990, LME49724 and LM4562 and The different players sounded different. 鹿 . Click to expand Aug 1, 2011 · Op Amp Measurements Jul 5, 2006 · Thanks for the link. 6 ) but the LM4562 gives only 0. Other op amps you can try are AD823's but they can be a bit noisy when used at the inputs of a phono stage so I prefer them in the output stages. A number of years ago, I upgraded the stock LM6172 op-amps in a Marantz CD67-SE to OPA-627s, as part of a hot rod job (upgraded caps and fully reworked output stage). It occurred to me that a more modern & higher performing part must exist at a lower price - a win-win scenario if ever there was one. 1 Portable: AK100-II + Dita Truth. Does the OPA2228 sound much better than OPA1612 in the same circuit? And how does it compare to LM4562? Jul 4, 2009 · OPA1612 is relatively new opamp and is widely used in several medium-priced but also high-priced DACs. 00003% @ 2k欧, VS=± 15V 压摆率: 20V/μs 增益带宽: 55MHz 因为稳压板加调压板坏了,只能用电池供电,18V的高压下,听到了各种直流信号,和手机信号的干扰,但还是能听出这个顶级运放的基本声音的。。。 主要感觉就是顶级白开水。 Nov 19, 2015 · I'm no op-amp expert but I believe LM4562 and OPA2134 in your list are duals, NE5534 is a single I think and NE5532 is the dual. Joined 2022. I use the the 1641 in my Marchand XM44 to replace the OPA2134 as it is a JFET. I have fitted 78L12/79L12 regulators close to the AD8066, and replaced the manufacturer recommended 100nF ceramic bypass capacitors with normal 100nF 63V types. According to the TI datasheets OPA1612 has less noise than OPA1656. ADA4625-1/2 are supposed to be even better than the ADA4627-1, though I've yet to try them. Help! 部件号:OPA1612 主题中讨论的其他部件: OPA2134, LM4562. My 24/192 sound card had the standard 3532A's on board. Jul 4, 2009 · The Opamp thread | Page 470 | Headphone Reviews LM4562 data sheet, product information and support Oct 10, 2020 · Aiyima a04 with LM4562 is more dynamic, goes deeper in the bass and sound clearer. Also comparisons of the OPA627 and OPA637 would be good. Dec 9, 2020 · The OPA1612 opamp has similar specs to the AD797 and it is considerably cheaper, plus it has 2 opamps in a single package VS the AD797 which has a single opamp. Apr 21, 2008 · 【追試】lm4562 vs lm6172. 7 nF//500 pF 47 nF//33 nF LM4562 www. Tangent didn't mention AD826 and LT1364, which are my best choices. the OPA1612 oscillated like crazy, and the OPA2604 and Feb 28, 2021 · The LM4562 datasheet indicates it has at least 12dB greater open loop gain than LM833 at all audio frequencies. arlz yqyvj vuua yoabdea ryukwwxy dhteeb xgtri hrbyb sewza buqa