AD8421ARZ vs INA819IDR 对比
详细并排对比 AD8421ARZ 出自 Analog Devices 和 INA819IDR 出自 Texas Instruments。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
Texas Instruments
INA819IDR - 35µV Offset Low-Power Instrumentation Amp | Texas Instruments
INA819IDR ✓ 量产中规格对比
| 参数 | AD8421ARZ | INA819IDR |
|---|---|---|
| 品牌 | Analog Devices | Texas Instruments |
| 分类 | Amplifier ICs | Amplifier ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（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] | — |
| 工作温度范围 | -40°C to +85°C | — |
| 封装 | 8-SOIC | SOIC-8 (D) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Reference Pin | Yes | — |
| 电源电流 | [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 |
| 工作温度 | — | -40 °C to +125 °C |
| MSL 等级 | — | 2 (1 year) |