AD8421ARZ vs INA819IDR Comparison
Detailed side-by-side comparison of AD8421ARZ by Analog Devices and INA819IDR by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
INA819IDR - 35µV Offset Low-Power Instrumentation Amp | Texas Instruments
INA819IDR ✓ ActiveSpecification Comparison
| Parameter | AD8421ARZ | INA819IDR |
|---|---|---|
| Brand | Analog Devices | Texas Instruments |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.39 | $3.22 |
| Amplifier Type | Instrumentation Amplifier | Instrumentation Amplifier |
| Number of Circuits | 1 | — |
| Input Offset Voltage | 60 µV | — |
| Slew Rate | 35 V/µs | 1.6 V/µs |
| Bandwidth | 10 MHz | — |
| Supply Voltage Range | 5 V to 36 V | — |
| Voltage Noise Density | 3 nV/√Hz | — |
| Bias Current | Ultralow (exact value [DATA_NEEDED: Input Bias Current]) | — |
| Common-Mode Rejection Ratio | [DATA_NEEDED: CMRR] | — |
| Operating Temperature Range | -40°C to +85°C | — |
| Package | 8-SOIC | SOIC-8 (D) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Reference Pin | Yes | — |
| Supply Current | [DATA_NEEDED: Supply Current] | — |
| Number of Channels | — | 1 |
| Input Offset Voltage (max) | — | 35 µV |
| Input Offset Voltage Drift (max) | — | 0.4 µV/°C |
| Input Bias Current (max) | — | 10 nA |
| Input-Referred Voltage Noise Density | — | 8 nV/√Hz |
| CMRR (G=100, min) | — | 120 dB |
| Gain Range | — | 1 to 10,000 (single external resistor) |
| Bandwidth (G=100) | — | 7 MHz |
| Supply Voltage (Single) | — | 4.5 V to 36 V |
| Supply Voltage (Dual) | — | ±2.25 V to ±18 V |
| Quiescent Current (typ) | — | 350 µA |
| Input Overvoltage Protection (gain pins) | — | ±60 V |
| Operating Temperature | — | -40 °C to +125 °C |
| MSL Level | — | 2 (1 year) |