OPA656UAlternatives & Equivalent Parts
About OPA656U
OPA656U is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | OPA656USource | ADR425BRZ | OPA277U | AD825ARZ | OPA657U | PAL16L8A-2MJ | TIBPAL16R8-30MJB | OPA656UB |
|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Analog Devices | Texas Instruments | Analog Devices | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | — | Small Outline Packages | Small Outline Packages | Dual-In-Line Packages | Ceramic Dual-In-Line Packages | Small Outline Packages |
| Pin Count | 8 | 8 | — | 8 | 8 | 20 | 20 | 8 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | — | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -55.0°C ~ 125.0°C | -55.0°C ~ 125.0°C | -40.0°C ~ 85.0°C |
| Price | $6.4084 | $5.9900 | $3.3045 | $2.6100 | $11.4267 | $31.8400 | $21.9166 | $10.4807 |
| Electrical Parameters | ||||||||
| YTEOL | 0 | 10 | — | 10 | 15 | 15 | 15 | 0 |
| Amplifier Type | OPERATIONAL AMPLIFIER | — | — | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | — | — | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK | — | — | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | PAL-TYPE | PAL-TYPE | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.00125 µA | — | — | 0.0006 µA | 0.005 µA | — | — | 0.00125 µA |
| Bias Current-Max (IIB) @25C | 0.000005 µA | — | — | 0.00005 µA | 0.00002 µA | — | — | 0.000005 µA |
| Common-mode Reject Ratio-Min | 80 dB | — | — | 69 dB | 83 dB | — | — | 80 dB |
| Common-mode Reject Ratio-Nom | 86 dB | — | — | 80 dB | 89 dB | — | — | 86 dB |
| Frequency Compensation | YES | — | — | YES | YES (AVCL>=7) | — | — | YES |
| Input Offset Voltage-Max | 600 µV | — | — | 5000 µV | 1800 µV | — | — | 600 µV |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | — | R-PDSO-G8 | R-PDSO-G8 | R-GDIP-T20 | R-GDIP-T20 | R-PDSO-G8 |
| JESD-609 Code | e4 | e3 | — | e3 | e4 | e0 | e0 | e4 |
| Low-Bias | YES | — | — | YES | YES | — | — | YES |
| Low-Offset | NO | — | — | NO | NO | — | — | NO |
| Micropower | NO | — | — | NO | NO | — | — | NO |
| Neg Supply Voltage Limit-Max | -6.5 V | — | — | -18 V | -6.5 V | — | — | -6.5 V |
| Neg Supply Voltage-Nom (Vsup) | -5 V | — | — | -5 V | -5 V | — | — | -5 V |
| Number of Functions | 1 | 1 | — | 1 | 1 | — | — | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | CERAMIC, GLASS-SEALED | CERAMIC, GLASS-SEALED | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | — | SMALL OUTLINE | SMALL OUTLINE | IN-LINE | IN-LINE | SMALL OUTLINE |
| Packing Method | TUBE | — | — | — | TUBE | TUBE | TUBE | TUBE |
| Peak Reflow Temperature (Cel) | 260 | 260 | — | 260 | 260 | — | — | 260 |
| Power | NO | — | — | NO | NO | — | — | NO |
| Programmable Power | NO | — | — | NO | NO | — | — | NO |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Slew Rate-Nom | 290 V/us | — | — | 130 V/us | 700 V/us | — | — | 290 V/us |
| Subcategory | Operational Amplifier | — | — | — | Operational Amplifier | — | — | Operational Amplifier |
| Supply Current-Max | 16 mA | — | — | 7.5 mA | 16 mA | — | — | 16 mA |
| Supply Voltage Limit-Max | 6.5 V | — | — | 18 V | 6.5 V | — | — | 6.5 V |
| Supply Voltage-Nom (Vsup) | 5 V | — | — | 5 V | 5 V | — | — | 5 V |
| Surface Mount | YES | YES | — | YES | YES | NO | NO | YES |
| Technology | BIPOLAR | — | — | BIPOLAR | BIPOLAR | TTL | TTL | BIPOLAR |
| Temperature Grade | INDUSTRIAL | AUTOMOTIVE | — | INDUSTRIAL | INDUSTRIAL | MILITARY | MILITARY | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) - annealed | — | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | — | GULL WING | GULL WING | THROUGH-HOLE | THROUGH-HOLE | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | — | 1.27 mm | 1.27 mm | 2.54 mm | 2.54 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | — | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | — | 30 | 30 | — | — | 30 |
| Unity Gain BW-Nom | 500000 | — | — | 21000 | 1600000 | — | — | 230000000 |
| Voltage Gain-Min | 794.3 | — | — | 3162.27 | 1410 | — | — | 794.3 |
| Wideband | YES | — | — | NO | YES | — | — | YES |
| ## OPA656U Alternates Showing results | Image | — | — | — | — | — | — | — |
| Pbfree Code | — | No | — | No | Yes | Yes | Yes | — |
| Manufacturer Package Code | — | R-8 | — | R-8 | — | — | — | — |
| Additional Feature | — | OUTPUT VOLTAGE CAN BE ADJUSTED OVER A +/-0.5% RANGE USING TRIM PIN | — | — | — | — | — | — |
| Analog IC - Other Type | — | THREE TERMINAL VOLTAGE REFERENCE | — | — | — | — | — | — |
| Number of Outputs | — | 1 | — | — | — | 8 | 8 | — |
| Output Voltage-Max | — | 5.002 V | — | — | — | — | — | — |
| Output Voltage-Min | — | 4.998 V | — | — | — | — | — | — |
| Output Voltage-Nom | — | 5 V | — | — | — | — | — | — |
| Package Equivalence Code | — | SOP8,.25 | — | — | SOP8,.25 | DIP20,.3 | DIP20,.3 | — |
| Supply Voltage-Max (Vsup) | — | 15 V | — | — | — | — | — | — |
| Supply Voltage-Min (Vsup) | — | 7 V | — | — | — | — | — | — |
| Temp Coef of Voltage-Max | — | 3 ppm/°C | — | — | — | — | — | — |
| Trim/Adjustable Output | — | YES | — | — | — | — | — | — |
| Voltage Tolerance-Max | — | 0.12% | — | — | — | — | — | — |
| ## ADR425BRZ Alternates Showing results | — | Image | — | — | — | — | — | — |
| Slew Rate-Min | — | — | — | 115 V/us | — | — | — | — |
| ## AD825ARZ Alternates Showing results | — | — | — | Image | — | — | — | — |
| Input Offset Current-Max (IIO) | — | — | — | — | 0.00001 µA | — | — | — |
| Reach Compliance Code | — | — | — | — | — | Not Compliant | — | — |
| In-System Programmable | — | — | — | — | — | NO | NO | — |
| JTAG BST | — | — | — | — | — | NO | NO | — |
| Number of Dedicated Inputs | — | — | — | — | — | 10 | 8 | — |
| Number of I/O Lines | — | — | — | — | — | 6 | — | — |
| Number of Inputs | — | — | — | — | — | 16 | 8 | — |
| Number of Product Terms | — | — | — | — | — | 64 | 64 | — |
| Organization | — | — | — | — | — | 10 DEDICATED INPUTS, 6 I/O | 8 DEDICATED INPUTS, 0 I/O | — |
| Output Function | — | — | — | — | — | COMBINATORIAL | REGISTERED | — |
| Programmable Logic Type | — | — | — | — | — | OT PLD | OT PLD | — |
| Propagation Delay | — | — | — | — | — | 40 ns | 25 ns | — |
| Supply Voltage-Max | — | — | — | — | — | 5.5 V | 5.25 V | — |
| Supply Voltage-Min | — | — | — | — | — | 4.5 V | 5.25 V | — |
| Supply Voltage-Nom | — | — | — | — | — | 5 V | 5 V | — |
| ## PAL16L8A-2MJ Alternates Showing results | — | — | — | — | — | Image | — | — |
| Clock Frequency-Max | — | — | — | — | — | — | 30 MHz | — |
| Screening Level | — | — | — | — | — | — | MIL-STD-883 | — |
| ## TIBPAL16R8-30MJB Alternates Showing results | — | — | — | — | — | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for OPA656U is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating OPA656U replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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What is equivalent to OPA656U?
Known equivalents for OPA656U include ADR425BRZ, OPA277U, AD825ARZ. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of OPA656U?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify OPA656U alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.