OPA1642AQDGKRQ1Alternatives & Equivalent Parts
About OPA1642AQDGKRQ1
OPA1642AQDGKRQ1 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 | OPA1642AQDGKRQ1Source | LM334DT | OPA1642AIDGKR | OPA1642AIDGKT |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | STMicroelectronics | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 8 | 8 |
| Temperature Range | -40.0°C ~ 125.0°C | ~ 70.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $1.2600 | — | $0.7875 | $1.0440 |
| Electrical Parameters | ||||
| Pbfree Code | Yes | — | Yes | Yes |
| Date Of Intro | 2017-06-29 | — | — | — |
| YTEOL | 15 | — | 15 | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER | — | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER |
| Architecture | VOLTAGE-FEEDBACK | — | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK |
| Average Bias Current-Max (IIB) | 0.00002 µA | — | 0.00002 µA | 0.00002 µA |
| Bias Current-Max (IIB) @25C | 0.00002 µA | — | 0.00002 µA | 0.00002 µA |
| Common-mode Reject Ratio-Min | 120 dB | — | 120 dB | 120 dB |
| Common-mode Reject Ratio-Nom | 126 dB | — | 126 dB | 126 dB |
| Frequency Compensation | YES | — | YES | YES |
| Input Offset Current-Max (IIO) | 0.00002 µA | — | 0.00002 µA | 0.00002 µA |
| Input Offset Voltage-Max | 3500 µV | — | 3500 µV | 3500 µV |
| JESD-30 Code | S-PDSO-G8 | R-PDSO-G8 | S-PDSO-G8 | S-PDSO-G8 |
| JESD-609 Code | e4 | e3 | e4 | e4 |
| Low-Bias | YES | — | YES | YES |
| Low-Offset | NO | — | NO | NO |
| Micropower | NO | — | NO | NO |
| Neg Supply Voltage Limit-Max | -20 V | — | -20 V | -20 V |
| Number of Functions | 2 | 1 | 2 | 2 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | SQUARE | RECTANGULAR | SQUARE | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Packing Method | TR | — | TR | TR |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 |
| Power | NO | — | NO | NO |
| Programmable Power | NO | — | NO | NO |
| Screening Level | AEC-Q100 | — | — | — |
| Slew Rate-Nom | 20 V/us | — | 20 V/us | 20 V/us |
| Supply Current-Max | 4.6 mA | — | 4.6 mA | 4.6 mA |
| Supply Voltage Limit-Max | 20 V | — | 20 V | 20 V |
| Surface Mount | YES | YES | YES | YES |
| Technology | BICMOS | BIPOLAR | JFET | JFET |
| Temperature Grade | AUTOMOTIVE | COMMERCIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.65 mm | 1.27 mm | 0.65 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 |
| Unity Gain BW-Nom | 11000 | — | 11000 | 11000 |
| Voltage Gain-Min | 501187.233 | — | 501000 | 501000 |
| Wideband | NO | — | NO | NO |
| Factory Lead Time | — | 8 Weeks | — | — |
| Analog IC - Other Type | — | ANALOG CIRCUIT | — | — |
| Package Equivalence Code | — | SOP8,.25 | TSSOP8,.19 | TSSOP8,.19 |
| Supply Voltage-Max (Vsup) | — | 40 V | — | — |
| Supply Voltage-Min (Vsup) | — | 1 V | — | — |
| ## LM334DT Alternates Showing results | — | Image | — | — |
| Neg Supply Voltage-Nom (Vsup) | — | — | -18 V | -18 V |
| Qualification Status | — | — | Not Qualified | Not Qualified |
| Supply Voltage-Nom (Vsup) | — | — | 18 V | 18 V |
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 OPA1642AQDGKRQ1 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 OPA1642AQDGKRQ1 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 OPA1642AQDGKRQ1?
Known equivalents for OPA1642AQDGKRQ1 include LM334DT, OPA1642AIDGKR, OPA1642AIDGKT. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of OPA1642AQDGKRQ1?
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 OPA1642AQDGKRQ1 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.