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