INA819IDR vs AD8421ARZ 对比
详细并排对比 INA819IDR 出自 Texas Instruments 和 AD8421ARZ 出自 Analog Devices。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 | INA819IDR | AD8421ARZ |
|---|---|---|
| 品牌 | Texas Instruments | Analog Devices |
| 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） | $3.22 | $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 | — |
| 工作温度 | -40 °C to +125 °C | — |
| 封装 | SOIC-8 (D) | 8-SOIC |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 2 (1 year) | — |
| RoHS 状态 | 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] |
| 工作温度范围 | — | -40°C to +85°C |
| Reference Pin | — | Yes |
| 电源电流 | — | [DATA_NEEDED: Supply Current] |