STPM32TR vs STPM34TR 对比
详细并排对比 STPM32TR 出自 STMicroelectronics 和 STPM34TR 出自 STMicroelectronics。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。
STMicroelectronics
STPM32TR - 2-Channel Metering AFE, 4x 24-bit Sigma-Delta ADC | STMicroelectronics
STPM32TR ✓ 量产中
规格对比
| 参数 | STPM32TR | STPM34TR |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Battery Management | ADC/DAC |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.45 | $0.00 |
| Product Type | Energy metering AFE (ASSP) | Energy-metering analog front end (AFE) |
| Number of ADCs | 4 independent 24-bit sigma-delta | 4 independent ADCs |
| ADC Resolution | 24-bit | 24 bit |
| ADC Architecture | 2nd order sigma-delta | — |
| Output Sample Frequency | 4 MHz OSF (Output Sampling Frequency) | — |
| Integrated Amplifiers | 2 PGLNA (embedded Programmable Gain LNA) | — |
| Number of Phases Measured | 2 x single phase (or 1 polyphase) | — |
| Current Sensor Support | Rogowski coil, CT, or shunt | — |
| Measurement Accuracy | 0.5% over 1:1000 dynamic range | — |
| Calculated Parameters | Active / reactive / apparent power, RMS V & I, energy | — |
| Host Interface | SPI / UART | — |
| 电源电压 | 3.3 V typical (see datasheet) | — |
| 工作温度 | -40 C to +85 C | — |
| 封装 | 24-pin QFN (4x4 mm) | QFN-32 with exposed pad, 5 x 5 mm |
| 安装类型 | Surface Mount | Surface-mount QFN |
| RoHS 状态 | Compliant (Tape & Reel suffix TR) | [DATA_NEEDED: RoHS status] |
| Metering Standards Family | IEC 62053-21 / 62053-22 / 62053-23 (typical conformance) | — |
| Family Members | STPM32, STPM33, STPM34 | — |
| Sigma-Delta Modulator Order | — | 2nd order |
| Oversampling Frequency | — | 4 MHz |
| Embedded PGLNAs | — | 2 |
| Supply Voltage Range | — | 2.95 V to 3.65 V |
| 工作温度范围 | — | -40°C to +105°C |
| Supported Sensor Types | — | Rogowski coil, current transformer, shunt current sensor |
| Measurement Type | — | DC and AC energy measurement |
| Voltage Reference Channels | — | 2 embedded references |
| Reference Shutdown Control | — | EN_REF1 and EN_REF2 control bits |
| Channel Shutdown Control | — | Voltage and current channels can be switched off independently |
| Manufacturer | — | STMicroelectronics |
| REACH Status | — | [DATA_NEEDED: REACH status] |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification] |