Opa1612 vs opa1622. opa1622内部原理图（一个通道） 首先，opa1622可以确保音质更好，失真少。负载为32欧输出功率为10mw时，总谐波失真thd值是-135db。输出最大功率为150mw时，总谐波失真+噪声(thd+n)值是-118. Transients are stronger, both rimshots of snare drum and big-band trumpets. com Feb 16, 2021 · と思って、今度は発売日が比較的新しいオペアンプを組合せてみた。 使ったのは次の4種類。 opa1656、opa1622、opa2211、＋特別な存在と言われることが多いopa627bp 最終的に選んだ組み合わせは、 ・i/vが2個ともopa1656 ・差動はopa2211 これだとかなり現代的な音に The OPA1611 (single) and OPA1612 (dual) bipolar-input operational amplifiers achieve very low 1. 7db。 究其原因，主要有三点。 The OPA1622, dual, bipolar-input, SoundPlus™ audio operational amplifier achieves a very low, 2. forami. The new OPA1622 delivers high output power of up to 150 mW and extremely low distortion of -135 dB at 10 mW, enabling the highest performance for professional audio equipment. This device also has a high output-drive capability of +145 mA per –130 mA. 2-nV/√ Hz noise density and distortion of –127 dB at 1 kHz. The OPA1622 offers extremely-high ac PSRR and CMRR specifications that eliminate noise from power supplies, making the OPA1622 ideal for use in portable-audio applications. TI’s OPA1662 is a Dual SoundPlus™ low noise (3. 00003% at 1kHz. 6 mA of supply current per channel. The OPA1622 delivers high output power of up to 150 mW and extremely low distortion of –135 dB at 10 mW. This op-amp is quite popular right now. 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。 Mar 9, 2023 · SMSL SU-10 vs M500 MKIII vs DO300 21 vs 9 vs 11 dual op-amps OPA1612 (accoring to the spec from smsl-audio) What is the Op-amps doing in that? M500 SINAD is higher than DO300 with less op-amps. It is made by Texas Instrument and it is the latest op-amps that built and designed by more modern technology. Feb 11, 2021 · According to the TI datasheets OPA1612 has less noise than OPA1656. The contender is the vintage OPA627 which is far older than the OPA1622. 2 Performance Specification Summary A summary of the OPA1622EVM performance specifications is provided in Table 1. For a full list of electrical characteristics of the OPA1622, please refer to the OPA1622 product datasheet (SBOS727). 5nV/√ Hz noise density with an ultralow distortion of 0. common mode voltage that I've measured on any op amp. The correct crosstalk value for both products is 140 dB. May 15, 2022 · LME49720 vs OPA1612 vs Muses02. 1 nV/√Hz noise density with an ultra-low distortion of 0. Dec 15, 2015 · The OPA1622 is the newest addition to the company’s Burr-Brown Audio line and is the next generation of the widely adopted OPA1612. OPA1622 ideal for use in portable-audio applications. 000015% at 1 kHz. This device also has a high output-drive capability of +145 mA / –130 mA. OPA1602はOPA1612より1mA少ない OPA1602はUnity Gainでの安定度が高い。 OPA1612はOPA1602よりも安定度が悪いのでゲイン1以上で使ったほうがよさそう。 容量性負荷の場合，OPA1612はCfが必要。OPA1602にOPA1612と同じCfを取り付けると容量負荷でもオーバーシュートが出ない。 OPA1612(bipolar input) OPA1622(bipolar input) OPA1688(cmos input) Best regards, Kato. com/blogs/news/opa2156-hifi-in-cmos. Mar 17, 2019 · For a DAC chip with a low output current, I would suggest op amps with FET type inputs, either JFETs or CMOS. . Apr 8, 2018 · Both DACs have basically the same style output stage with 3 op amps, the OPA1622 is more powerful than OPA1612 which makes it more suitable to drive headphones directly but unless you are using highly sensitive IEMs you will still need a headphone amp, the OPA1612 and OPA1622 will be very similar when buffered by an external amp. 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. The other parameters are more difficult to define for op amps, since they are usually specifications for audio DACs The OPA1602 and OPA1604 bipolar-input operational amplifiers achieve very low 2. 2 dB at 1 kHz, while driving a 32-Ω load at 100-mW output power. tnt-audio. TI__Genius 12325 THD + Noise vs Frequency OPA1632 SBOS286E – DECEMBER 2003 – REVISED AUGUST 2023 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. This op amps offer rail-to-rail output swing to within 200 mV of the power supplies with a 2-kΩ load, which increases headroom and maximizes dynamic ran The OPA1652 (dual) and OPA1654 (quad) FET-input operational amplifiers achieve a low 4. 3nV/rtHz) and distortion (-124dB), wide bandwidth (22MHz) audio op amp. The OPA1602 and OPA1604 series of op amps offer rail-to-rail output swing to within 600mV with 2kΩ load, which increases headroom and maximizes dynamic range. Opa1642 sounds a bit smoother and silky at top end but a little bit fat in the mids. 1-nV/√Hz as well as an extremely low distortion level of 0. 8-nV/√ Hz noise density with an ultralow THD+N of –119. Professional audio mixer or control surface May 22, 2017 · と書いた前回のopa1622言葉をそのまま補正したような、重低音が出ます。 音圧というんでしょうか？ 音の迫力が出て、クラシックでは特に自然な音が出るという、「孤高のエンペラー」と書いてた方がいましたが、納得出来る音です。 Dec 17, 2015 · 米Texas Instruments（TI）社は、「業界最高のオーディオ性能」（同社）を達成したデュアル構成のオペアンプIC「OPA1622」を発売した。同社の「Burr-Brownオーディオ」製品群に含まれるもので、現在製品化している「OPA1612」の次世代品という位置付けである。最大出力電力が150mWと大きく、出力が10mW The OPA1688 operates with lower supply current than the OPA1622, and does not have as high of output current capability as the OPA1622 either. Nov 19, 2014 · opa1612 与 . Both fet based opamps sounds a little bit more solid in the bass (not quantity but the imaging and the texture). Pin can be left floating or connected to any voltage between (V–) and (V+). It can be a bit expensive for some people, but it will definitively sastisfy those seeking for a more organic and mid-centric sound. Thread starter oldphaser; Start date Jan 10, 2016; oldphaser Chief Journeyman. Thanks in Jan 10, 2016 · OPA1611 vs OPA134 or OPA1612 vs OPA2134. 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. The OPA1612 offers rail-to-rail output swing to within 600 mV with a 2 kΩ load, which increases headroom and maximizes dynamic range. Thread starter forami; Start date 2022-05-15 10:48 am; Jump to Latest F. I was wondering if the OPA2604's could be replace with a dual opamp like the OPA1612 with similar or hopefully better results than the OPA627's 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. A separate enable circuit maintains control of the input and output stage when the amplifier is placed into its OP Amp Rolling: the Philips CD753 (aka Marantz CD5000) with MUSES8820 vs OPA1692 vs LME49723 and Others - an article by Paul Hunting on TNT-Audio, Internet HiFi magazine, www. The OPA1622 op amp is unity-gain stable and provides excellent dynamic behavior 十种不同价位的运放声音比较试听 muses03 opa627 opa2604 opa2134 opa1622 muses8920 muses8820 放vs贵族运放，150倍的价差！ pro dac拆解 The OPA1611 (single) and OPA1612 (dual) bipolar-input operational amplifiers achieve very low 1. Dec 11, 2019 · It's a killer OpAmp, and better suited to non-inverting buffer duties than the OPA1612/2211 Low- and Mid-Frequency Test Signals for Evaluation of Room Modes // Measurements: ESS Hump revisited // Humpify -- apply "ESS hump"-style distortions to audio files May 9, 2023 · Hello together, i want to put one of the mentioned OP Amps in my amp. Since all of these options are only available in surface-mount packages, you might want to look at our DIP adapter EVM, which can adapt many common SMT op amp OPA1611, OPA1612 www. Joined 2022. A comprehensive comparison between OPA1612 and OPA2156 (and other opamps) could be read here: https://quantasylum. 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. Joined Sep 8, 2012 Messages 848. I don't care about listening tests or something else, just want to use the technical better one in my amp. The OPA1622 is a high-performance, bipolar-input SoundPlus™ audio operational amplifier. Cancel; 0 John Caldwell over 8 years ago. The new OPA1622 delivers high output power of up to 150 mW by OP-amp by song Jump table ↓* VOCAL CLASSIC POPSMUSES03 0:42~ 1:42~ 2:43~ Mar 3, 2020 · 👇opa1622の出力電流・電圧特性はこんな感じで、140ma近辺まで16vを保っているのがわかると思います。 36mAとかは余裕そうですね。 ということで、DAC直下のオペアンプはOPA1622に決めて、その次の出力段(4ch→2chにするところ)を交換して比較試聴していくことに The TI OPA1612 dual operational amplifier benefits from excellent technical characteristics, allowing very good electrical and audio performance. 2022-05-15 10:48 am #1 Mar 22, 2022 · OPA1612 (soic on dil adapter board), bi-polar from input to output, again a very good opamp, which to me "sounds more balanced" top to bottom than the LME, it is just as dynamic, but just a little less obvious in the bass leading edge because the mid-range seems a little more fleshed out rich and full bodied, highs are just as good as the LME. We released a new audio op amp this week specifically targeting ultra high fidelity headphone amplifier applications: http://www. OPA1622: 2Mb / 36P [Old version datasheet] High-Fidelity, Bipolar-Input, Audio Operational Amplifier OPA1612-Q1: 1Mb / 31P [Old version datasheet] SoundPlus High-Performance, Bipolar-Input Audio Operational Amplifier OPA1612-Q1: 1Mb / 31P [Old version datasheet] OPA1612-Q1 SoundPlus High-Performance, Bipolar-Input Audio Operational Amplifier Aug 24, 2012 · i tryed lme49722 opa2134 and opa1612 ,--. com/product/OPA1622. Find parameters, ordering and quality information OPA1612 could certainly be used here, but it may be overkill in this application since noise performance of this circuit is likely to be dominated by the noise from the FET input stage. 販売コード 110255 型番 ae-opa1622-dip8 発売日 2016/03/01 メーカーカテゴリ 株式会社秋月電子通商 オーディオ用オペアンプ製品を発表しました。今回発表された『OPA1622』は、TI Burr-Brown™ Audioラインアップの最新製品であり、広く採用されている『OPA1612』の次 世代Sound Plus™ オペアンプです。新製品の『OPA1622』は、最大 150mWの高出力、10mW Feb 22, 2016 · opa1622主要特点和优势. Jun 7, 2016 · Burson V5i gives you a significant upgrade from the stock OPA1612, also beating most op-amps from its price bracket. May 23, 2018 · The first time I did test with opa1642 opa2156 (precision opamp version of opa1656) opa1612. This OPA627 was made by Burr-brown long before the Texas Instrument acquisition. NE5532 is a very good amplifier especially for the price ($0. The OPA1622 operates over a very wide supply range of ±2 V to ±18 V, on only 2. Of course layout and bypass design matter along with the basic circuit as shown on the schematic, its not just the chip. Jan 10, 2016 #1. The OPA169x operational amplifiers achieve a new level of performance for low-power amplifiers with a low 4. For gain: OPA209 but only against NE5534 and V6V singles. Mar 17, 2019 · The OPA1641 would be slightly better. PRODUCTION DATA. Oct 15, 2014 · Texas Instruments' OPA1612 (dual) bipolar-input operational amplifier achieves very low 1. 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. It has the most stable input capacitance vs. The OPA1622 op amp is unity-gain stable and provides excellent dynamic behavior We would like to show you a description here but the site won’t allow us. Member. It has OPA2604 buffer amps that many have replaced with dual OPA627BP's with good results. 魅族mx4pro运放芯片用的是1612，而xplay 3s用2604，不知道魅族能不能比vivo更屌呢？ 貌似老外们觉得2604比较好有助攻的么 OPA1612 与 OPA2604 对比？ 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 11, 2023 · The first candidate is the OPA1622. 5). Will be trying these in gain stage: OPA1611, ADA4610-1, OPA189 Mar 22, 2023 · OPA1612到了后，自己先试了试OPA1612+JRC5532，感觉和OPA1642+JRC5532没什么区别，我试了好些碟，也试不出来什么区别；三频几乎没有差别，打分还是一样的，90分水平； OPA1612+OPA1612，这个组合的高频给我非常好的感受，比OPA1642+JRC5532明显更细腻一点，高频的线条感更好 The OPA1622 output stage also provides exceptionally low open-loop output impedance that improves stability with capacitive loads and is protected against short-circuit events. The OPA1652 and OPA1654 op amps offer rail-to-rail output swing to within 800 mV with a 2-kΩ load, which increases headroom and maximizes dynamic range. But that does not say anything about the SQ. The compact OPA1622’s low power consumption and low distortion can deliver high-fidelity audio […] Jan 25, 2017 · For headphone application, Customer wants to get number of SNR/DNR/Cross talk at 30mW output power and 32ohm load condition. Which of the two mentioned OP Amps (OPA1612 or OPA1656) is the better one, in a scientific point of view. 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. ti. Some of the highlights: 80mArms linear output current (+145/-130 mA short circuit) Aug 16, 2022 · Parts discussed in this thread: OPA167x, OPAx134, OPA165x, OPA1622, OPA160x, OPA1692, OPA1611, OPA1632, With so many different audio op amps available from TI, it can be difficult to determine which one is right for you. Some people have more recently started using OPA1656, which are very good, although they are a little less authoritative in the bass. Specifications are 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 Jul 5, 2006 · Standard opamp for that has pretty much become OPA1612. 000015% at 1kHz. 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 Dec 22, 2015 · Texas Instruments recently introduced the OPA1622 audio operational amplifier (op-amp), which is the latest addition to the company’s Burr-Brown Audio line. . Low output current would mean the transimpedance gain of the I/V circuit will be high, and the input current noise of the op amp will be a significant contributor. OPA1611, OPA1612 www. --lme49722 lme4562 lm4562 opamp is very good sound ,higher ratings than opa2134 -but not as Dec 10, 2015 · There are OPA1622 on dip adapters with resistors/caps available too, njm4580 along with opa827 opa1612 in o2 circuit with 32 and 16 ohm load. over 8 years ago. 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 2, 2023 · Part Number: OPA1622 Other Parts Discussed in Thread: LM4562 , OPA211 , OPA210 , THS4031 , OPA1612 , , OPA828 , OPA2210 , OPA1637 , LME49860 , THP210 , TINA-TI OPA1622 ideal for use in portable-audio applications. In actuality, if you compare the OPA1622 datasheet Figures 38 and 39 Output Voltage vs Output Current graph,to the OPA1688 Figure 9. Dec 14, 2015 · The OPA1622 is the newest addition to the company's Burr-Brown™ Audio line and is the next generation of the widely adopted OPA1612. The OPA1611 and OPA1612 offer rail-to-rail output swing to within 600 mV with a 2-kΩ load, which increases headroom and maximizes dynamic range. Feb 11, 2021 · I'll look at it if you know of one amp using OPA1612 sounding audibly better than another amp using cheaper op amp in objective listening comparison. Dec 10, 2015 · #1. OPA1612 is fuller sounding - especially lower midrange but also more dynamic. 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. 1-nV/√ Hz noise density with an ultralow distortion of 0. 00005% at 1 kHz. It ensures a very low noise density of 1. Jan 6, 2010 · I have an Onix XCD-99 which is basically a Music Hall CD-25. 5-nV/√ Hz noise density with an ultra-low distortion of 0. hyvaysbkreqxgqrghandrmasjbfgmjszeluohleruburv