INA819IDR vs AD8421ARZ Comparison
Detailed side-by-side comparison of INA819IDR by Texas Instruments and AD8421ARZ by Analog Devices. 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 ✓ Active
Specification Comparison
| Parameter | INA819IDR | AD8421ARZ |
|---|---|---|
| Brand | Texas Instruments | Analog Devices |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.22 | $3.39 |
| Amplifier Type | Instrumentation Amplifier | Instrumentation Amplifier |
| 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 | — |
| Slew Rate | 1.6 V/µs | 35 V/µs |
| 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 | — |
| Package | SOIC-8 (D) | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 2 (1 year) | — |
| RoHS Status | Compliant | Compliant |
| Number of Circuits | — | 1 |
| Input Offset Voltage | — | 60 µV |
| 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 |
| Reference Pin | — | Yes |
| Supply Current | — | [DATA_NEEDED: Supply Current] |