Opa1656 vs ne5532. consists of 2 x 10 op-amps in parallel and the two 10s are balance connected. PRODUCTION DATA. the differences aren't huge, but big enough to make a change worthwhile. 000. com with a TI insider involved. Mar 17, 2019 · Benefit is lower dc offset and less distortion also high open loop gain also superior stability. Drop-In replacement as far as a quick glance at their datasheets goes. com and all are unity gain stable. Every amp. Maybe try the OPA2604, designer Thorsten Loesch of AMR fame regards that one as good, unless you move to singles on an adapter board using something like the OPA627. The circuit with the values shown in the linked article (but without the High and Low resistors and without the 1K input resistor): Jan 7, 2021 · So considering NE5532, LM4562 and OPA2134, OPA2134 gives best measured results in AIYIMA A07. Though I use it only occasionally mostly for tests, and it has not operated more than a couple of hours summed, the right channel started to emit high frequency hiss noise time after time, without any special reason, even if nothing is connected to the input. LM is the best overall, it sounds the most balanced, very natural/smooth/clean, doesnt exaggerate anything but can sound lacking in impact. Mar 17, 2019 · OPA2134 and NE5532 both have power supply currents of about 4mA per channel, and have been widely adopted in the market (understatement). For gain: OPA209 but only against NE5534 and V6V singles. Aol The NE5532, NE5532A, SA5532, and SA5532A devices are high-performance operational amplifiers combining excellent DC and AC characteristics. The power supply output is +/- 19. IMHO the outcome was mostly decided by how the opamps responded to the RF coming out of the dac chip. Is OP Amp swapping the key to better sound quality or a complete waste of time?Op Amps: https://fosiaudioshop. NE5532: The resolution is average, the high frequency is relatively dry, and the low frequency is relatively muddy and fat. OPA1656 sounded worst, Muses 8920 sounded best. May 23, 2018 · The second time I did test with opa1656 and opa1612. Mar 17, 2019 · The OPA1641 would be slightly better. However, if you want the best possible stereo imaging and resolution with regard to phase critical stereo information, much lower distortion is in order. And this preamp sounds MUCH better than Audio Research, Burmester and Accuphase preamps costing above €10. Jun 13, 2016 · ポータブルアンプのオペアンプ、オペレーションアンプの交換の実験です。なかなかオペアンプの聴き比べは手間がかかるもの、今回は安価な価格帯のオペアンプから、様々な聴き比べをしていきます。 Nov 25, 2015 · Ive compared the NE5532, NJM4556 and LM4562 so far. Here we recommend some replaceable OP chips. Composite amplifier is one of the best application with opa1656. common mode voltage that I've measured on any op amp. Valid comparisons between amplifiers can only be made by a double blind test. I can't say for sure. May 9, 2023 · Hello together, i want to put one of the mentioned OP Amps in my amp. To date, bipolar opamps have ruled when OPA1656 1/2 OPA1656 Input Output Pad Product Folder Order Now Technical Documents Tools & Software Support & Community An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. The NE5532 is used everywhere as its sound profile is designed to catch people's attention. I used 10 or 12 in my preamp rolling project - never a problem with Oct 10, 2020 · Here in sweden we have also investigated the ne5532 because there was rumours that it was a fake one in the Aiyima a04. Why the big difference in my amplifier and NO difference in the summing circuit?I The audio amp, by the way, is a AIYAMA A04 which had a TPA3251 power stage, one NE5532 preamp per channel, and it's running on 32 volts. Choosing between the LM4562 and NE5532 depends on your specific application requirements and priorities. This video title is; 2Which OpAmp is Better for 20W Class A Amplifier - OPA2604 vs NE553 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. but the difference between opa2604 and LME49720 is much smaller than the difference between these two compared to the original ne5532. 1F X7R on the backside with the shortest possible lead length. The op amp offers a temperature range of -40°C to +125°C and is available in an 8-pin SOIC package. So now I'm more confused. I sent my original NE5532 to an hificonstructor and he did measurements , showing that the Aiyima a04 op amps was not fake. The output swing for Aol should be considered as it is different between the two devices. The OPA1655 and OPA1656 (OPA165x) are Burr-Brown™ op amps designed specifically for audio and industrial applications, where maintaining signal fidelity is crucial. This is the home page for the ArDAM1021 Project, an attempt at controlling the Soekris dam1021 Sign Magnitude R-2R DAC by an Arduino. Feb 11, 2021 · Below is a comparison between OPA1656 and OPA1642. The OPA604 is topping 10 nV/√Hz. The reason for this is instead of the sound being processed on layers of silicon you have the sound being processed though larger circuits and components, and to me almost every time these larger op amps have a wider and more analog sound. This is the Soekris dam1021 R-2R DAC: Feb 11, 2021 · Not all analog processes have moved to 300mm (12 inch) wafers. Although NE5532 performs well, many audiophiles still want to improve the sound quality by replacing the OP chip. Feb 10, 2012 · The 5532/5534 is an excellent sounding and very durable work horse; the OPA134 series can be adequate too. The specs on the opamp are really good, almost as good as the OPA1612 (and better in some ways that will be covered below). Nov 30, 2021 · Stability should be considered especially with the wider bandwidth of the OPA1656. Which of the two mentioned OP Amps (OPA1612 or OPA1656) is the better one, in a scientific point of view. And it is a JFET opamp, which is always preferred by myself in the positions where slightly higher voltage noise of the opamp is negligible, like here. Thanks in Feb 23, 2019 · The NE5532 (basically a dual NE5534 internally compensated) is still used, which I find interesting. But more importantly, it's CMOS. Normally, that's not newsworthy because higher performing parts are coming out all the time. It offers exceptional performance in almost any audio application. Aug 26, 2020 · A pair of *genuine* OPA1656's is the consummate and necessary upgrade for it's stock NE5532 opamps. Electronics hardware and software design engineer for a leading manufacturer of high end audio power amplifiers and preamp/processors for home and professional cinema use. It is a simple bipolar PS using a 20V zener reference and voltage follower (schematic below). We get lower current noise and better EMI resistence. 5 The OPA1655 and OPA1656 (OPA165x) are Burr-Brown™ op amps designed specifically for audio and industrial applications, where maintaining signal fidelity is crucial. 25 V to ±18 V (4. Opa1656 has good phase response at high frequency. It's a killer OpAmp, and better suited to non-inverting buffer duties than the OPA1612/2211 4 days ago · I'm replacing the opamps on a Rotel RC-850 phono stage. A quick snapshot of the OPA1656 performance specs: Nov 26, 2017 · thanks for your tips! i have tested the opa2604 and the LME49720 compared to the ne5532. But the take-away from the above mini-discussion is that you can employ a custom, linear, no-feedback, ultra-low-noise JFET gain stage in front of whatever you hope to achieve with the op amps. The OP1656 is the exact opposite, while still being detailed. comAll files and Gerber :https://drive. The low voltage noise combined with the low current noise make this device great for low and high impedance applications such as a high gain microphone pre-amplifier. 9‑nV/√ Hz voltage noise density and 6‑fA/√ Hz current noise density, allowing for very-low noise performance in a wide variety May 25, 2021 · There is no difference between the NE5532 or the OPA1656 or any other one. Regardless, OPA1656 is on a fairly mature process that has been around for over a decade. While you could use the LM324 (very similar to the LM358), you would need to wire it differently. I can't really hear difference this time. The A07 now gives a very pleasing, laid back and an analog, almost vinyl-like sound quality to the music! Bass performance is also quite noticeably improved as well. the ne5532 looks a bit harder, narrower and more direct, the other two a bit more relaxed and May 19, 2017 · Anyway, NE5532's have double-to-triple the input equivalent noise. Jul 4, 2009 · What I am scared of is instability, I'm not sure if the P2 has bypass caps for the NE5532, and not exactly sure how bypass caps work with dip-8 sockets. OPA1612 is fuller sounding - especially lower midrange but also more dynamic. Will be trying these in gain stage: OPA1611, ADA4610-1, OPA189 Mar 11, 2020 · JLCPCB Prototype for $2(Any Color): https://jlcpcb. There are even microphones running on phantom power with this chip. Apr 16, 2011 · The NE5532 should and can sound very transparent when used correctly and in the right applications, however, I read an interesting article on the 5532 and how its bjt input stage can give rise to odd distortion products when used at the output of DAC's due to the residual HF hash causing non linearities. 9‑nV/√ Hz voltage noise density and 6‑fA/√ Hz current noise density, allowing for very-low noise performance in a wide variety opa1655 , opa1656 SBOS901C – MARCH 2019 – REVISED SEPTEMBER 2022 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, Apr 10, 2019 · TI recently introduced two devices worth looking into, updated BUF634A and OPA1656, both available as prototypes directly from TI. Two identical gain 11 amplifiers were tested. (If I am not wrong OPA1656 is a really modern OP Amps from March 2019 vs 2017 for the OPA1692). Apr 6, 2020 · NE5532 is easy to beat subjectively, and measurably. The FET-input architecture achieves a low 2. Two cases were evalutated – in a opa1655 , opa1656 SBOS901C – MARCH 2019 – REVISED SEPTEMBER 2022 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, Mar 14, 2010 · Tubey, better late than never - I just replaced all NE5532 amps in Benchmark DAC1 with OPA1612 and play it so far for few hours. The successor process, which is on 300 mm, was not ready at the time I was working on OPA1656. The OPA1656 immediately raised my attention, plus there was/is a long thread about it on diyaudio. The opa1656 this time is smoother than the opa2156 in previous test and opa1612 has better bass than previous. That seemed like a reasonable target for the supply current of the OPA1656 as well. com/products/op-amp-chip-muses02-opa2604ap-opa2 Jan 28, 2018 · I had the chance to gather up a selection of opamps from my parts bin, including BB OPA2604, OPA637, AD823, LME49860, JR4556, Muses8820 and 8920, and compare them against each other along with a Burson V6 Classic (thanks to them for sending me an evaluation). I have tried muse02, muse 8920 didnt feel they were worth the hype or price. Don't get me wrong! Mar 28, 2020 · Single Supply vs Dual Supply OPAMP, Negative Rail and Positive Rail, EASY! Voltage Follower =====Check other videos: http:// Jun 7, 2020 · this is based on what we used more common part on other product,not depand on diy case totally,also it related to cost,let's say NE5532 cents vs 1602 dollar,OPA1656 is cheaper than 1602,but someone or some circuit is more listentable when using FET OP-AMP i guess? DSP it is just a ADC+DAC when you ignore DSP function. google. NE5532 is a very good amplifier especially for the price ($0. FET input has very high input impedance and OPA134 and OPA2134 are usually the very high input impedance variant of NE5532 that finds a lot of use. I had no oscillations or instability with the OPA1656. Except opa1656 rest of opamps are available on rsdelivers. . No regrets with this amp whatsoever after rolling. I don't care about listening tests or something else, just want to use the technical better one in my amp. The combination of OPA1656 as U1 and LM4562 as U2 gave the lowest measured noise, but there was a negligible audible difference when the LM4562 was replaced by a NE5532. (or the 2156) The opamp has good phase margin and seems quite tolerant of sub-optimal layout. And get your noise down to a respectable sub–1. Apr 21, 2019 · SparkOS Discrete Op-amps SS3601 and SS3602 with comparisons to Ne5532/5534, Muses02, Burson v6 Classic, and Burson v6 Vivid op amps 一个意外的结果是、ne5532在第一级中的使用有多安静、在第一级中肯定比 lm4562安静得多。 这可能是由于与 lm4562相比、ne5532中的电流噪声明显降低。 opa1656作为 u1、 lm4562作为 u2的组合提供 了最低的测量噪声、但当 lm4562替换为 ne5532时、可闻差异可以忽略不计。 Oct 30, 2022 · The NE5532, LM358 and JCR4558 are also pin compatible, so could just drop into a socket or board footprint. It is slightly warm but still maintain the natural vocal presentation without too much coloration in the sound. While this NE5532 surprisingly still having good imaging on every instruments and I guess it is lots better than the OPA1642 for long listening session. When we developed the OPA1656, this was also a major design target for us, and the designer and myself spent quite awhile in the lab with previous CMOS audio op amps (specifically OPA1652 and OPA1688) hunting for sources of input capacitance variation. In this particular case very low power consumption alongside high inpur impedance. Dec 10, 2021 · Is the OPA1656 the correct opamp to use? It is a dual Op-Amp package like the NE5532 with mostly the same ratings. OPA1656 by OP-amp by song Jump table ↓* VOCAL CLASSIC POPSMUSES03 0:42~ 1:42~ 2:43~ Dec 11, 2019 · Normally you'd regularily search in the manufacturers new product listings first for any new interesting products. Aug 22, 2007 · I have a Tektronix SG-505 Ultra low distortion oscillator, its based on either NE5534 or NE5532 chips can't remember exactly which one, anyway, many years ago when the LME series came out, I thought that if I used an LME49720 or LME49710 instead of the NE553x I would be able to get even lower distortion, I was wrong. It's very good for portable devices too. Jul 26, 2020 · I agree with you, OPA1612 is really good regarding details resolution, OPA1656 has the best of both world : ultra high definition regarding micro details and very neutral but still warm. Transients are stronger, both rimshots of snare drum and big-band trumpets. Someone on amazon reviews have posted a picture of internals of the opamp section of the P2, if that helps. 3V inside of each supply. Apr 17, 2021 · I will show the difference between the OPA2604 vs the NE5532 OpAmp. 5). Jun 3, 2021 · Discrete vs IC I also like larger discrete op amps over IC or regular types. New BUF634A has higher slew rate, wider BW and decreased quiescent current in wide-BW mode, and is cheaper than original 634 Sep 27, 2019 · The OPA1656 operates over an ultra-wide supply range of ±2. The replacements (LME49710NA) have a lower maxium voltage spec, 36V rail-to-rail vs the 44V of the preamp's stock NE5534 and NE5532. I also have a AIYIMA A07 May 13, 2015 · NE5532 is dual channel opamp, so you can try few of these: opa2134, LM4562, opa1642, opa1656 without burning too much money on rolling opmaps. #1 Choose the LM4562 (LM4562 vs NE5532): High-End Audio Quality: If your application demands the highest audio quality, low distortion, and minimal noise interference, the LM4562 is a better choice The OPA1655 and OPA1656 (OPA165x) are Burr-Brown™ op amps designed specifically for audio and industrial applications, where maintaining signal fidelity is crucial. 高音質電源改善アクセサリーを中心に、音響を中心に電気で世の中に貢献しています。 プライバシーポリシー 当サイトでは、以下のとおり個人情報保護方針を定め、個人情報保護の仕組みを構築し、個人情報保護の重要性の認識と取組みを徹底することにより、個人情報の保護を推進致します。 Aug 28, 2023 · 2. Mar 17, 2019 · We tried OPA1612, OPA1656, NE5532, and Muses 8920 opamps in Rohm BD34301EKV Evaluation Board (which came with 5532's installed). strangely its probably the most boring sounding one when paired with 400i but the best sounding with hd600 Dec 9, 2019 · Technically speaking, it's really hard to beat opamps like AD797, AD8599, OPA1612, OPA1656, so it might be safer to use one of these over the "exotic" ones, unless swapping opamps is really fun for you and you have enough money to spend on this hobby. Mar 17, 2019 · OPA1656 rolling I tried in all cases to bypass the rails with a 0. Of course op amps are not his first choice. Dry, crisp, analytical and non-intrusive (as compared to the bold NE5532) is what I would describe this opamp as. The NE5532’s high slew rate — the speed at which the output voltage can change in response to a change in input — makes it a sensation in audio The OPA2156 is a new, high-performance op-amp from TI. com/open?id=1kzo6G9kJmkIaBmcjEtPp6dqDExES677MChannel animasi Oct 13, 2020 · Currently, the op chip used on AIYIMA A04 & A07 is NE5532. Jun 19, 2021 · I like the mid range presentation from this cheap op-amp. 4V. Talking about AIYIMA A07, it will end up in a dustbin soon. For the case of We would like to show you a description here but the site won’t allow us. Dec 6, 2018 · Old op-amps such as the NE5532 and LF353 are marginal for even 9V applications, let alone V or 3V, then there's the really crappy LM358 with horrific crossover distortion. Don't let power supply current limitations get in the way of performance. They feature very low noise, high output-drive capability, high unity-gain and maximum-output-swing bandwidths, low distortion, high slew rate, input-protection diodes, and output short-circuit protection. Probably the circuit is better than the first one or something went wrong or I was just imaging all of those. OPA2134 and NE5532 both have power supply currents of about 4mA per channel, and have been widely adopted in the market (understatement). The OPA1656 is the industry’s lowest voltage noise high voltage CMOS on the market. 9 mA of supply current to accommodate the power supply constraints of many types of audio products. For example, Aol for the OPA1656 with a 600 ohm load will have a linear output swing that is 1. Dec 5, 2023 · NE5532 vs TL072: Features & Benefits NE5532. Also, is CMOS opa1656 bad for headphone amp? Heard that opa1612 might be better for Mar 17, 2019 · 3. 9‑nV/√ Hz voltage noise density and 6‑fA/√ Hz current noise density, allowing for very-low noise performance in a wide variety 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. CMRR is not a big issue. 5 V to 36 V) on 3. It's best use as an alternative to opa1612 when noise is not a big concern. First, a little background info. How to choose between lm4562 vs ne5532. But this time it's a bit more interesting. It has the most stable input capacitance vs. tebru hkn feed hgtr tmpu hwqf ekhhlm tcrxxvc bszrb zmw