OP491GPZAlternatives & Equivalent Parts
About OP491GPZ
OP491GPZ is a Integrated Circuit component manufactured by Analog Devices. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Need pricing on these alternatives?
Get one quote covering all 5 alternatives for OP491GPZ — response within 24 hours.
Specification Comparison
| Parameter | OP491GPZSource | ADA4622-1ARZ | LM339AM | ADR441ARMZ | AD8421ARMZ | ADS1256IDBR |
|---|---|---|---|---|---|---|
| Manufacturer | Analog Devices | Analog Devices | Texas Instruments | Analog Devices | Analog Devices | Texas Instruments |
| Package Type | Dual-In-Line Packages | Small Outline Packages | — | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 14 | 8 | — | 8 | 8 | 28 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | — | -40.0°C ~ 125.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $6.9150 | $1.7100 | $0.1500 | $4.0000 | $3.1900 | $4.7732 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Pbfree Code | No | No | — | No | No | Yes |
| Manufacturer Package Code | N-14 | R-8 | — | RM-8 | RM-8 | — |
| YTEOL | 10 | 10 | — | 10 | 10 | 15 |
| Amplifier Type | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | — | — | INSTRUMENTATION AMPLIFIER | — |
| Architecture | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | — | — | — | — |
| Average Bias Current-Max (IIB) | 0.095 µA | 0.0015 µA | — | — | 0.008 µA | — |
| Bias Current-Max (IIB) @25C | 0.065 µA | 0.00001 µA | — | — | — | — |
| Common-mode Reject Ratio-Min | 65 dB | 85 dB | — | — | 80 dB | — |
| Common-mode Reject Ratio-Nom | 97 dB | 100 dB | — | — | — | — |
| Frequency Compensation | YES | YES | — | — | — | — |
| Input Offset Voltage-Max | 1250 µV | 2000 µV | — | — | 86 µV | — |
| JESD-30 Code | R-PDIP-T14 | R-PDSO-G8 | — | S-PDSO-G8 | S-PDSO-G8 | R-PDSO-G28 |
| JESD-609 Code | e3 | e3 | — | e4 | e3 | e4 |
| Low-Bias | NO | YES | — | — | — | — |
| Low-Offset | NO | NO | — | — | — | — |
| Micropower | YES | YES | — | — | — | — |
| Neg Supply Voltage Limit-Max | -8 V | -18 V | — | — | -18 V | — |
| Neg Supply Voltage-Nom (Vsup) | -5 V | -15 V | — | — | -15 V | — |
| Number of Functions | 4 | 1 | — | 1 | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | DIP14,.3 | — | — | TSSOP8,.19 | TSSOP8,.19 | SSOP28,.3 |
| Package Shape | RECTANGULAR | RECTANGULAR | — | SQUARE | SQUARE | RECTANGULAR |
| Package Style | IN-LINE | SMALL OUTLINE | — | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH |
| Power | NO | NO | — | — | — | — |
| Programmable Power | NO | NO | — | — | — | — |
| Qualification Status | Not Qualified | — | — | Not Qualified | Not Qualified | Not Qualified |
| Slew Rate-Nom | 0.5 V/us | 23 V/us | — | — | 35 V/us | — |
| Supply Current-Max | 2.2 mA | 0.75 mA | — | — | 2.6 mA | 50 mA |
| Supply Voltage Limit-Max | 8 V | 18 V | — | — | 18 V | — |
| Supply Voltage-Nom (Vsup) | 5 V | 15 V | — | 4 V | 15 V | — |
| Surface Mount | NO | YES | — | YES | YES | YES |
| Technology | BICMOS | JFET | — | — | BIPOLAR | CMOS |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | — | AUTOMOTIVE | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | — | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | THROUGH-HOLE | GULL WING | — | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 2.54 mm | 1.27 mm | — | 0.65 mm | 0.65 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | — | DUAL | DUAL | DUAL |
| Unity Gain BW-Nom | 3000 | 7000 | — | — | — | — |
| Voltage Gain-Min | 25000 | 44668.35 | — | — | 1 | — |
| Wideband | NO | NO | — | — | — | — |
| Date Of Intro | — | 2017-02-27 | — | — | — | — |
| Peak Reflow Temperature (Cel) | — | 260 | — | 260 | 260 | 260 |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | — | 30 | 30 | 30 |
| Additional Feature | — | — | — | OUTPUT VOLTAGE CAN BE ADJUSTED OVER A 0.5 PERCENT RANGE USING TRIM PIN | — | — |
| Analog IC - Other Type | — | — | — | THREE TERMINAL VOLTAGE REFERENCE | — | — |
| Number of Outputs | — | — | — | 1 | — | — |
| Output Current-Max | — | — | — | 0.01 A | — | — |
| Output Voltage-Max | — | — | — | 2.503 V | — | — |
| Output Voltage-Min | — | — | — | 2.497 V | — | — |
| Output Voltage-Nom | — | — | — | 2.5 V | — | — |
| Supply Voltage-Max (Vsup) | — | — | — | 18 V | — | — |
| Supply Voltage-Min (Vsup) | — | — | — | 3 V | — | — |
| Temp Coef of Voltage-Max | — | — | — | 10 ppm/°C | — | — |
| Trim/Adjustable Output | — | — | — | YES | — | — |
| Voltage Tolerance-Max | — | — | — | 0.12% | — | — |
| ## ADR441ARMZ Alternates Showing results | — | — | — | Image | — | — |
| Source Url Status Check Date | — | — | — | — | 2013-05-01 14:56:26.317 | — |
| Bandwidth (3dB)-Nom | — | — | — | — | 10 MHz | — |
| Input Offset Current-Max (IIO) | — | — | — | — | 0.003 µA | — |
| Non-linearity-Max | — | — | — | — | 0.001% | — |
| Voltage Gain-Max | — | — | — | — | 10000 | — |
| Analog Input Voltage-Max | — | — | — | — | — | 5.25 V |
| Analog Input Voltage-Min | — | — | — | — | — | -5 V |
| Converter Type | — | — | — | — | — | ADC, DELTA-SIGMA |
| Linearity Error-Max (EL) | — | — | — | — | — | 0.001% |
| Number of Analog In Channels | — | — | — | — | — | 8 |
| Number of Bits | — | — | — | — | — | 24 |
| Output Bit Code | — | — | — | — | — | 2S COMPLEMENT BINARY |
| Output Format | — | — | — | — | — | SERIAL |
| Sample Rate | — | — | — | — | — | 0.03 MHz |
| Supply Voltage-Min | — | — | — | — | — | 1.8 V |
| Supply Voltage-Nom | — | — | — | — | — | 5 V |
| ## ADS1256IDBR Alternates Showing results | — | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 5 alternatives for OP491GPZ — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for OP491GPZ 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 OP491GPZ 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.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for OP491GPZ. Get expert recommendations within 24 hours.
FAQ
What is equivalent to OP491GPZ?
Known equivalents for OP491GPZ include ADA4622-1ARZ, LM339AM, ADR441ARMZ. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of OP491GPZ?
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 OP491GPZ 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.