INA228AIDGSR vs INA237AIDGSR 对比
详细并排对比 INA228AIDGSR 出自 Texas Instruments 和 INA237AIDGSR 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
INA228AIDGSR - 85V 20-bit I2C Power Monitor | Texas Instruments
INA228AIDGSR ✓ 量产中
规格对比
| 参数 | INA228AIDGSR | INA237AIDGSR |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Supervisors & Reset | Battery Management |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.52 | $1.11 |
| Manufacturer | Texas Instruments | — |
| Series | INA228 | — |
| 功能 | Current/Voltage/Power/Energy/Charge Monitor | Digital current/voltage/power monitor with I2C interface and alert |
| Sensing Method | High-side / Low-side, Bidirectional | — |
| Accuracy | 0.1 % (typ, gain error) | — |
| Voltage - Input | 0 V to 85 V (common-mode, bus) | — |
| 工作电源电压 | 2.7 V to 5.5 V | — |
| Output Interface | I2C | — |
| ADC Resolution | 20-bit | 16-bit delta-sigma |
| 静态电流 | 50 uA (typ) | — |
| 工作温度 | -40 C to +125 C | — |
| 安装类型 | Surface Mount | Surface Mount |
| 封装 / 外壳 | 10-VSSOP (DGS) | — |
| Pins | 10 | — |
| Alert Pin | Yes | — |
| MSL 等级 | [DATA_NEEDED: MSL level] | [DATA_NEEDED: MSL rating] |
| RoHS 状态 | Compliant | Compliant |
| 拓扑 | — | High-side or low-side current sensing |
| Differential Shunt Full-Scale Range | — | ±163.84 mV or ±40.96 mV (selectable) |
| Common-Mode Input Voltage Range | — | −0.3 V to +85 V |
| Bus Voltage Measurement Range | — | 0 V to 85 V (internal divider) |
| Supply Voltage (VDD) | — | 2.7 V to 5.5 V |
| Quiescent Current (typical) | — | 310 µA |
| Maximum Offset Voltage | — | ±50 µV |
| Offset Drift | — | ±0.02 µV/°C |
| Gain Error | — | ±0.3 % |
| Common-Mode Rejection Ratio | — | [DATA_NEEDED: CMRR value from datasheet] |
| 接口 | — | I2C (standard 100 kHz, fast 400 kHz, fast-plus 1 MHz) |
| Number of I2C Addresses | — | 16 programmable |
| Alert Output | — | Open-drain ALERT pin |
| 工作温度范围 | — | −40 °C to +125 °C |
| 封装 | — | 10-pin VSSOP (DGS) |
| Automotive Grade (Q1 variant) | — | INA237AIDGSR not qualified; INA237-Q1 is AEC-Q100 |