- Opa1692 vs opa1612 vs opa16. 5 5 5. Dec 28, 2017 · There are some things to watch out for when swapping op amps. 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？ OPA1611, OPA1612 www. Find parameters, ordering and quality information Jul 26, 2020 · But if the NE5532 is GREAT than the newer TI OpAmps like OPA1612, OPA2228, OPA1692, OPA2209 etc are: OUTSTANDING, MARVELOUS, EXTRAORDINARY, UNMATCHED, OUT OF THIS WOLRD, EXTREME Über OpAmps! Last edited: 2020-08-22 3:52 pm Burr-Brown Audio OPA1662 OPA1664 www. NE5532 is a very good amplifier especially for the price ($0. Now all the folks are using opa2134 op -amps as the replacement. For example the OPA1678 has a much higher gain-bandwidth product than TL072 and different output impedance, which means that the criteria for it being stable (i. Old op-amps such as the LF412 and TL072 are more than good enough for 99% of audio applications. Mar 17, 2019 · We tried OPA1612, OPA1656, NE5532, and Muses 8920 opamps in Rohm BD34301EKV Evaluation Board (which came with 5532's installed). JohnYang1997 Aug 24, 2012 · i tryed lme49722 opa2134 and opa1612 ,--. Pin can be left floating or connected to any voltage between (V–) and (V+). OPA1656 sounded worst, Muses 8920 sounded best. 25 V to ±18 V Device Information(1) 2 Applications PART NUMBER PACKAGE BODY SIZE (NOM) • Professional Audio Equipment OPA1612-Q1 SOIC (8) 4. The LME49723 has less noise than the OPA1692. 6 mA per Channel package. Thanks in Jan 10, 2016 · OPA1611 vs OPA134 or OPA1612 vs OPA2134. 1 Portable: AK100-II + Dita Truth. Thread starter forami; Start date 2022-05-15 10:48 am; Jump to Latest F. 3nV/rtHz) and distortion (-124dB), wide bandwidth (22MHz) audio op amp. 000015% at 1 kHz. frequency plots. Sep 7, 2024 · OPA1612-Q1 Precision Audio Amplifier Texas Instruments OPA1612-Q1 Precision Audio Amplifier is a dual, SoundPlus, bipolar-input operational amplifier. With OPA1632 both channels show equally low -116 dBV (non-weighted) noise while with LME49724 there is some variation in one channel. It's a killer OpAmp, and better suited to 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 Mar 17, 2019 · The OPA1641 would be slightly better. 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. Part Number: OPA1692 Other Parts Discussed in Thread: TINA-TI, LM5165, OPA171, TPS7A47, TPS7A4001 Hello TI Team, I am currently in the process of trying to bypass the OPA1692 to allow for a passive bypass for a design, however, when switching to the Opamp in or out of circuit the noise floor increases by 1mV. I too find that the OPA1612 and OPA1642 are fantastic upgrade/replacements in a whole lot of professional and consumer audio gear out there equipped with comparatively outdated opamps. 5). Description for the OPA1692 The OPA169x operational amplifiers achieve a new level of performance for low-power amplifiers with a low 4. 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. I try to use a cheap component like NE5532P, no noise, with OPA2134 no noise with the OPA1612 a lot of noise. The OPA1612-Q1 device offers rail-to-rail output swing to within 600mV with a 2kΩ load. ti. I also agree with someone who talked about the best combinations for the Opa2228 and the Opa1692 being a good choice. Feb 11, 2021 · According to the TI datasheets OPA1612 has less noise than OPA1656. The amp TI’s LME49860 is a 2-channel, 44-V, high-fidelity, high-performance audio op amp. Apr 10, 2019 · I have interested in low ESR Electrolytic Capacitors to power the Opa1612. 5 V to 36 V (on 650 μA of supply current per channel), are unity-gain stable, and provide excellent dynamic behavior over a wide range of load conditions. OPA1612 is fuller sounding - especially lower midrange but also more dynamic. My main attraction to them is a higher ripple current in the AC to “ power” the board onward as the opa1612 only requires low quiescent current of 3. 00 mm SOIC (8) 4. My understand if noise isn’t a problem the opa1656 is great alternative to the 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. The device is specified from –40°C to • Rail-to-Rail Output +125°C. Thread starter oldphaser; Start date Jan 10, 2016; oldphaser Chief Journeyman. Transients are stronger, both rimshots of snare drum and big-band trumpets. In the data sheet it says that it has a GBW of 5. LME49723 vs OPA1692. Jul 4, 2009 · Here’s a great article comparing opa2156 CMO vs opa1612. Aug 16, 2022 · Prodigy 60 points. 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. Goggle bill d mod carver c-1. --lme49722 lme4562 lm4562 opamp is very good sound ,higher ratings than opa2134 -but not as OPA1611, OPA1612 www. 000045% at 1 kHz The OPA1611 (single) and OPA1612 (dual) bipolar-input operational amplifiers achieve very low 1. It's best use as an alternative to opa1612 when noise is not a big concern. Preamplifier for 3-Wire Electret Microphones THD + N vs Frequency (3 VRMS, 2-kΩLoad) System: Equitech 1. It ensures a very low noise density of 1. 75 V to ±18 V, or 3. Which of the two mentioned OP Amps (OPA1612 or OPA1656) is the better one, in a scientific point of view. 40 dB would equal to a gain of 100, which would narrow my bandwidth down to 50 kHz. Jan 16, 2017 · Below are THD+N vs. The OPA169x operational amplifiers operate over a wide supply range of ±1. Hey, Low-Power AND Low-Noise! Have your cake and eat it too? Features. 5 7 7. Choosing the right audio op amp in different contexts: 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. 2-nV/√ Hz noise density and distortion of –127 dB at 1 kHz. com SBOS489 –DECEMBER 2011 ™Low-Power,Low Noise and Distortion, Bipolar-Input AUDIO OPERATIONAL AMPLIFIERS TI’s LME49860 is a 2-channel, 44-V, high-fidelity, high-performance audio op amp. (Haven’t tried it with The TI OPA1612 dual operational amplifier benefits from excellent technical characteristics, allowing very good electrical and audio performance. 90 mm × 3. The OPA1656 immediately raised my attention, plus there was/is a long thread about it on diyaudio. not going into high frequency oscillation) are different and just swapping ICs may cause problems -- you might need to add some compensation for the OPA1678, depending on opa1692 Reel, Cut Tape, MouseReel Operational Amplifiers - Op Amps SoundPlus™ Low-Power, Low-Noise, High-Performance Dual Bipolar-Input Audio Op Amp 8-VSSOP -40 to 125 Dec 15, 2015 · Texas Instruments (TI) introduced the newest addition to the company’s Burr-Brown Audio line, a next generation of the widely adopted OPA1612 audio operational amplifier (op 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 Nov 19, 2014 · opa1612 与 . com SBOS489 –DECEMBER 2011 ™Low-Power,Low Noise and Distortion, Bipolar-Input AUDIO OPERATIONAL AMPLIFIERS Mar 17, 2019 · The OPA1641 would be slightly better. Apr 7, 2019 · I don't think so. Jan 6, 2010 · I have an Onix XCD-99 which is basically a Music Hall CD-25. com with a TI insider involved. Two cases were evalutated – in a 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. 1-nV/√ Hz noise density with an ultralow distortion of 0. If you get that sucker (opa2228) stable, Combined with Opa1692 or Opa1612/2211- Holy Crap it’s sounds amazing. 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 I'm with Jim here. 000015% at 1kHz. TI の OPA1692 は SoundPlus™ 低消費電力、低ノイズ、高性能、デュアル、バイポーラ入力オーディオ・オペアンプ です。 パラメータ、購入、品質に関する情報の検索 OPA1622 SoundPlus High-Fidelity, Bipolar-Input, Audio Lead finish/ Jul 4, 2009 · The Opa1692 is one of the best audio op amps ever made for what it achieves! (IMHO). 2 nV/√Hz at 1 kHz; Low Distortion: 0. The goal is not to require use of AD797 or guarantee compatibility with it. 6 mA but I know I’m in the Op amp thread so I don’t want to take the thread off topic. Mar 17, 2019 · Voltage noise is higher on 1656 at low frequency til 1khz. Hi there probaly a simple question maybe not. Unfortunatly with the new OPA1612 I have obtained a lot of noise on the output channel. PRODUCTION DATA. Is the 2134 the right choice. These sound great and outshine many of the other modern high performance audio opamps out there today. 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! The OPA1612-Q1 device is available in a SOIC-8 3. common mode voltage that I've measured on any op amp. Dec 6, 2018 · Just replace the original op-amp with one with a similar specification, if it's not possible to find an exact replacement. • Wide Supply Range: ±2. Low Noise: 4. May 15, 2022 · LME49720 vs OPA1612 vs Muses02. 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 I found that OPA1612 was in the ultimate soundplus collection that's why i have change for it. TI-Produkt OPA1692 ist ein(e) SoundPlus™ energieeffizienter, rauscharmer und hochleistungsfähiger Dual-Bipolar-Input-Audio-Operati. 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. I don't care about listening tests or something else, just want to use the technical better one in my amp. I no nothing about this. Benefit is lower dc offset and less distortion also high open loop gain also superior stability. 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. Jun 15, 2021 · The problem I'm facing now is that I'm not quite certain what gain the OPA1692 can sustain. e. Joined 2022. Find parameters, ordering and quality information Aug 23, 2017 · Now, there’s this new kid in town: The OPA1692 – SoundPlus Low-Power, Low-Noise, High-Performance Op Amp from Texas Instruments. I have a 1988 carver stereo per-amplifier. I obviously only need 40 dB for 20 kHz, but I've heard things about not going too close to the amplifiers limits. Part Number: OPA1656 Other Parts Discussed in Thread: OPA2134, OPA2604 The OPA1656 is the industry’s lowest voltage noise high voltage CMOS on the market. It has the most stable input capacitance vs. The OPA1612 is used by Topping/SMSL and I believe Gustard is using it too and also in the Latest Topping Preamp that everyone is gossiping about…. OPA1692 VSSOP (8) 3. Opa1656 has good phase response at high frequency. Jan 10, 2016 #1. 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). 5 6 6. 1-nV/√Hz as well as an extremely low distortion level of 0. TI’s OPA1662 is a Dual SoundPlus™ low noise (3. 1 MHz. 2022-05-15 10:48 am #1 May 23, 2018 · What are your thoughts on OPA1622 vs OPA1612? Last edited: Sep 18, 2019. It was recently re-capped and all new guts put in . forami. It offers exceptional performance in almost any audio application. The new OPA1622 delivers lowest distortion and noise, high linear output current, and low power, enabling the highest performance for professional and portable audio applications. Jul 4, 2009 · V6V is better than OPA1692 but OPA1692 isn't extremely far off from V6V and that's bragging rights for OPA1692 considering it's dirt cheap price For I/V: OPA1692 is best, compared to - OPA1612, OPA2192, OPA2209, OPA1652, NE5532, LME9720, OPA1622, OPA1602, OPA1662 ※在庫数欄の表記が『おひとり様 点まで』となっている商品は、現時点で、おひとり様（1団体様）あたりのご提供数量を表記の数量へ制限させていただいている商品です。 OPA1611, OPA1612 www. 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. TI’s OPA1692 is a SoundPlus™ Low-Power, Low-Noise, High-Performance Dual Bipolar-Input Audio Op Amp. This amplifier achieves very low noise density with an ultra-low distortion. 00 mm × 3. Dec 11, 2019 · Normally you'd regularily search in the manufacturers new product listings first for any new interesting products. It has OPA2604 buffer amps that many have replaced with dual OPA627BP's with good results. . Hi Team, My customer wants to Feb 22, 2016 · “比如30多年前的opa2604、2134，到后来的opa627，以及近几年的opa1612，都是口碑非常好的产品。 ”德州仪器高精度运算放大器产品线市场工程师周颖表示，“去年中国市场上很多主打Hi-Fi的智能手机、智能平板、播放器、智能耳放都采用了OPA1612方案。 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. But that does not say anything about the SQ. Desktop: S-Audio Focus 2 + NiNO Final Carbon Mk3. 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. For the case of THD+N vs Frequency (2-k Ω Load) OPA1677 , OPA1678 , OPA1679 SBOS855E – JANUARY 2017 – REVISED DECEMBER 2022 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. 5RQ Balanced Power - Tascam CD200 - Oppo 93 - Auvio HD Radio Tuner- MiniDSP OpenDRC-DI DSP, 2x4HD - AcourateDRC - UMIK-1 - ECM8000 - REW - Behringer DEQ2496 - Behringer UMC202HD and Focusrite 4Pre USB - Benchmark DAC2 HGC - Krell KCT pre and FPB 350mcx monoblocks - Sennheiser HD650 - MartinLogan reQuest 15" x 48" electrostatic hybrid with 12" sealed woofer 180Hz cross Nov 30, 2021 · OPA2134: OPA2134 VS OPA1656. Joined Sep 8, 2012 Messages 848. Addon BalOut has placeholder for THAT1606 balanced buffer but as can be seen from the graphs this is a serious performance bottleneck. Mar 22, 2022 · The OPA1612 is one of the best I’ve ever encountered, the LME 49720 are hard to beat at any price……. Eric Mo Intellectual 775 points Part Number: OPA2134 Other Parts Discussed in Thread: OPA1656, OPA134. 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. Member. May 9, 2023 · Hello together, i want to put one of the mentioned OP Amps in my amp. If the issue is that a more or less linear oscillator is formed and phase shift in a filter cap is part of the tank circuit then maybe maybe phase shift and damping as we think of in linear circuit theory is the best way to think about the overall mechanism. Parameter-, Bestell- und Qualitätsinformationen finden The OPA1611 (single) and OPA1612 (dual) bipolar-input operational amplifiers achieve very low 1. CMRR is not a big issue. 5 ± 10 ± 8 ± 6 ± 4 ± 2 0 2 4 6 8 10 Common-Mode Capacitance (pF) Common-Mode Voltage (V) C004 OPA164x Family Traditional JFET-Input Amplifier 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. 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. The piano drifted in and out of focus with the OPA1692 but was better separated and more focused with the LME49723 in place. 91 mm (1) For all available packages, see the package option addendum at the end of the data sheet. Find parameters, ordering and quality information. amplitude and THD+N vs. IMHO the outcome was mostly decided by how the opamps responded to the RF coming out of the dac chip. Listening to The Beating of Wings (Andrew Poppy) instrument separation was better on the LME49723. 91 mm 4 4. This is noticeable with ensemble pieces. ombl ulksw mwepyv xgtz wdlkj bpik wlly vsqz inej armvx