AD8421BRZ vs AD8221ARZ Comparison
Detailed side-by-side comparison of AD8421BRZ by Analog Devices and AD8221ARZ by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | AD8421BRZ | AD8221ARZ |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.90 | $3.29 |
| Amplifier Type | Instrumentation Amplifier | Instrumentation |
| Number of Circuits | 1 | 1 |
| Voltage Noise Density | 3 nV/√Hz typ | — |
| Bandwidth | 10 MHz (G=1) | — |
| Supply Voltage - Single | 5 V to 36 V | 4.5 V to 36 V |
| Supply Voltage - Dual | ±2.5 V to ±18 V | ±2.25 V to ±18 V |
| Quiescent Current | 2.3 mA typ | 1.2 mA |
| Input Bias Current | 250 pA max | 500 pA |
| Input Offset Voltage | 60 µV max (B grade) | 60 µV |
| CMRR | 126 dB min (G=100) | 90 dB min at 60 Hz, 80 dB min at 10 kHz |
| Gain Range | 1 to 10000 | 1 to 1000 |
| Gain Drift | [DATA_NEEDED: gain drift] | — |
| Operating Temperature | -40°C to +85°C | — |
| Package | 8-Lead SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | — |
| REACH Status | Compliant | — |
| Gain Bandwidth Product | — | 825 kHz |
| Slew Rate | — | 2 V/µs |
| Operating Temperature Range | — | -40°C to +85°C |
| RoHS | — | Compliant |