TSA7887BRZ-REEL vs TSA7887ARMZ-REEL 对比
详细并排对比 TSA7887BRZ-REEL 出自 Silicon Labs 和 TSA7887ARMZ-REEL 出自 Silicon Labs。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。
规格对比
| 参数 | TSA7887BRZ-REEL | TSA7887ARMZ-REEL |
|---|---|---|
| 品牌 | Silicon Labs | Silicon Labs |
| 分类 | ADC/DAC | 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） | $2.40 | $2.55 |
| Manufacturer | Silicon Labs (originally Touchstone Semiconductor) | — |
| Part Number | TSA7887BRZ-REEL | — |
| 功能 | 12-Bit SAR Analog-to-Digital Converter (ADC) | — |
| 分辨率 | 12 bit | — |
| Number of Channels | 2 single-ended (1 or 2 input mode, pin-selectable) | 2 (single-ended, multiplexed) |
| 采样率 | 125 kSPS | 125 ksps |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| Supply Voltage (VDD) | 2.7 V to 5.25 V (single supply) | — |
| 输入电压范围 | 0 V to VREF (single-ended) | — |
| Internal Reference Voltage | +2.5 V (B grade) | +2.5 V |
| Data Interface | SPI / MICROWIRE / QSPI / DSP-compatible serial | SPI, MICROWIRE, QSPI, DSP-compatible serial |
| Input Bandwidth | Wide-bandwidth track-and-hold | — |
| 封装 / 外壳 | 8-SOIC (R-8) | — |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40°C to +85°C (industrial) | — |
| Lead-Free / RoHS | Compliant (per DigiKey listing) | — |
| Pin Configuration | Drop-in second source for AD7887 family, 8-SOIC | — |
| Duty Class | Micropower | — |
| Number of Bits | — | 12 |
| 电源电压 | — | +2.7 V to +5.25 V (single supply) |
| 电源电流 | — | 0.85 mA typical at full throughput |
| Input Track-and-Hold Acquisition Time | — | 500 ns |
| External Serial Clock | — | 2 MHz maximum |
| Analog Input Type | — | Single-ended (one or two inputs) |
| 封装 | — | MSOP-8 (RM) |
| Operating Temperature Grade | — | Automotive (xIND / extended industrial, per Silabs marking) |
| 引脚数量 | — | 8 |
| RoHS 状态 | — | Compliant |