AD8237ARMZ vs AD8420ARMZ Comparison
Detailed side-by-side comparison of AD8237ARMZ by Analog Devices and AD8420ARMZ 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 | AD8237ARMZ | AD8420ARMZ |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | Amplifier ICs | Amplifier ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.45 | $1.65 |
| Amplifier Type | Instrumentation Amplifier (Zero-Drift) | — |
| Number of Channels | 1 | 1 |
| Gain Range | 1 to 1000 (external resistor-set) | 1 to 1000 (set by single external resistor) |
| Supply Voltage Range | 1.8 V to 5.5 V (single supply) | — |
| Quiescent Current | 130 µA typical | — |
| Input Offset Voltage (max) | 12 µV | 250 µV |
| Offset Voltage Drift | 0.05 µV/°C typical | — |
| CMRR (DC) | 110 dB minimum | — |
| Input Voltage Noise Density | 4 nV/√Hz | 30 nV/√Hz |
| Small-Signal Bandwidth | 100 kHz at G=1 | — |
| Input Common-Mode Range | Rail-to-Rail | Includes ground; below ground on single supply |
| Output Swing | Rail-to-Rail | — |
| Operating Temperature Range | -40°C to +125°C | -40 °C to +85 °C |
| Package | 8-pin MSOP | 8-MSOP (RM-8) |
| Mounting Type | Surface Mount | Surface Mount |
| Architecture | Indirect Current-Feedback, Chopper-Stabilized | — |
| RoHS Status | Compliant | — |
| Product Type | — | Instrumentation Amplifier |
| Supply Voltage Range (Single) | — | 2.7 V to 36 V |
| Supply Voltage Range (Dual) | — | ±2.5 V to ±18 V |
| Quiescent Current (typical) | — | 90 µA |
| Bandwidth (-3 dB, G=1) | — | 6 MHz |
| CMRR (DC, G=100) | — | 100 dB minimum |
| Output Type | — | Rail-to-Rail |
| Slew Rate | — | 1 V/µs (typical) |
| MSL Level | — | 1 (Unlimited) |
| RoHS Compliance | — | RoHS3 Compliant |
| REACH Status | — | REACH Unaffected |
| Lead-Free | — | Yes |