SoundPlus? ultra-low noise and distortion, Burr-Brown? audio operational amplifier 8-SOIC -40 to 125 OPA1656 is an audio operational amplifier featuring ultra-low-noise and low distortion. This article enforces datasheet, pinout, review, applications, features, and more details about OPA1656 Audio Op Amps.
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Sep 18, 2021
Rosemary Quiller
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SoundPlus™ ultra-low noise and distortion, Burr-Brown™ audio operational amplifier 8-SOIC -40 to 125
OPA1656 is an audio operational amplifier featuring ultra-low-noise and low distortion. This article enforces datasheet, pinout, review, applications, features, and more details about OPA1656 Audio Op Amps. Furthermore, there is a huge range of semiconductors, capacitors, resistors, and Ics in stock. Welcome your RFQ!
OPA1656ID
| Quantity | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.40531 | $3.41 |
| 10+ | $3.21255 | $32.13 |
| 100+ | $3.03071 | $303.07 |
| 500+ | $2.85916 | $1429.58 |
| 1000+ | $2.69732 | $2697.32 |
OPA1656 Pinout
Symbol
Footprint
3D Model
The OPA1656 is an operational amplifier (op-amp) designed for audio and industrial applications where signal integrity is critical. The FET-input architecture achieves a low voltage noise density of 2.9 nV/Hz and a current noise density of 6 fA/Hz, enabling extremely low noise performance in a wide range of circuits.
Texas Instruments OPA1656ID technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments OPA1656ID.
Texas Instruments OPA1656ID technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments OPA1656ID.
| Product Attribute | Attribute Value | |
|---|---|---|
| Factory Lead Time | 6 Weeks | |
| Mounting Type | Surface Mount | |
| Package / Case | 8-SOIC (0.154, 3.90mm Width) | |
| Surface Mount | YES | |
| Operating Temperature | -40°C~125°C TA | |
| Packaging | Tube | |
| JESD-609 Code | e4 | |
| Pbfree Code | yes | |
| Part Status | Active | |
| Moisture Sensitivity Level (MSL) | 2 (1 Year) | |
| Number of Terminations | 8Terminations |
| Product Attribute | Attribute Value | |
|---|---|---|
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
| Terminal Position | DUAL | |
| Terminal Form | GULL WING | |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | |
| Number of Functions | 2Functions | |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | |
| Base Part Number | OPA1656 | |
| JESD-30 Code | R-PDSO-G8 | |
| Output Type | Rail-to-Rail | |
| Number of Circuits | 2Circuits | |
| Current - Supply | 3.9mA |
| Product Attribute | Attribute Value | |
|---|---|---|
| Slew Rate | 24V/μs | |
| Amplifier Type | Audio | |
| Common Mode Rejection Ratio | 120 dB | |
| Current - Input Bias | 10pA | |
| Voltage - Supply, Single/Dual (±) | 4.5V~36V ±2.25V~±18V | |
| Gain Bandwidth Product | 53MHz | |
| Unity Gain BW-Nom | 53000 kHz | |
| Voltage - Input Offset | 500μV | |
| Length | 4.905mm | |
| Height Seated (Max) | 1.75mm | |
| RoHS Status | ROHS3 Compliant |
OPA1656 Functional Block Diagram
Ultra-low noise:
– Voltage noise: 2.9 nV/√Hz at 10 kHz
– Current noise: 6 fA/√Hz at 1 kHz
Low distortion:
– 0.000029% (–131 dB) at 1 kHz
– 0.000035% (–129 dB) at 20 kHz
High open-loop gain: 150 dB
High output current: 100 mA
Low input bias current: 10 pA
Slew rate: 24 V/μs
Gain bandwidth product: 53 MHz
Rail-to-rail output
Wide supply range:
±2.25 V to ±18 V or 4.5 V to 36 V
Quiescent current: 3.9 mA per channel
Soundbar
Turntable
DJ controllers, mixers, and other DJ equipment
Professional audio mixer or control surface
High-fidelity D/A converter
Guitar effects pedal
Guitar amplifier and other music instrument amplifier
Professional microphones and wireless systems
Headset and headphones
Vibration analysis
The OPA1656 is a high-voltage CMOS with the lowest voltage noise in the industry. It performs admirably in virtually all audio applications. This device is ideal for low and high impedance applications, such as a high gain microphone pre-amplifier, due to the low voltage and current noise. What’s more, the OPA2134 is an ultra-low distortion, low noise operational amplifier fully specified for audio applications. A true FET input stage was incorporated to provide superior sound quality and speed for exceptional audio performance.
| Specifications | OPA2134 | OPA1656 |
| Num Channels | 2 | 2 |
| Vs min (V) | 5 | 4.5 |
| Vs max (V) | 36 | 36 |
| GBW (MHz) | 8 | 53 |
| Slew Rate (V/us) | 20 | 24 |
| Vn (nV/rtHz) | 8 | 4.3 |
| In (fA/rtHz) | 3 | 6 |
| Rail-to-Rail | NO | Out |
| Iq typ (mA) | 4 | 4 |
| Isc typ (mA) | 35 | 100 |
| Ibias max (pA) | 100 | 20 |
| Operating Temperature (°C) | -40 to 85 | -40 to 125 |
| Additional Features | SoundPlus | Burr Brown, Premium Sound |
| Price (web $) | 1.83 | 1ku | 1.05 | 1ku |
Texas Instruments (TI) emerges as a globally recognized semiconductor manufacturer expanded into 35 countries. It has seen rapid growth. In 1958, TIer firstly introduced the working integrated circuit. And today more than 30,000 TIers worldwide are committed to designing, manufacturing, and selling analog and embedded processing chips. They aspire to solve challenges as well as change the world through their technologies.
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