TSA7887ARMZ vs MAX157BEPA 对比
详细并排对比 TSA7887ARMZ 出自 Silicon Labs 和 MAX157BEPA 出自 Maxim Integrated。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 | TSA7887ARMZ | MAX157BEPA |
|---|---|---|
| 品牌 | Silicon Labs | Maxim Integrated |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | 有效 | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $3.10 | $3.62 |
| 分辨率 | 12 bits | 10 bit |
| Number of Channels | 2 (single-ended) / 1 (pseudo-differential) | 2 single-ended |
| 采样率 | 125 ksps | 108 ksps |
| Architecture | SAR (Successive Approximation Register) | Successive Approximation (SAR) |
| Input Type | Single-ended, pseudo-differential | Single-Ended |
| Analog Supply Voltage | 2.7 V to 5.25 V | — |
| Digital Supply Voltage | 2.7 V to 5.25 V | — |
| Internal Reference Voltage | 2.5 V | — |
| Reference Mode | Internal 2.5 V or external | — |
| Digital Interface | SPI / QSPI / MICROWIRE-compatible serial | — |
| Power Dissipation (typ @ 100 ksps, 3V) | 2.5 mW [DATA_NEEDED: exact figure from datasheet] | — |
| 关断电流 | < 1 µA | — |
| 工作温度 | -40 °C to +85 °C | -40C to +85C (industrial) |
| 封装 | 8-pin MSOP (RMZ) | 8-Pin DIP (PDIP-8), through-hole |
| 安装类型 | Surface Mount | Through-Hole |
| RoHS 状态 | Compliant | — |
| Grade | Industry / xIND second source | — |
| Conversion Time | — | 7.4 us (successive approximation) |
| Wake-up Time | — | 2.5 us (from automatic power-down) |
| Supply Voltage (VDD) | — | +2.7 V to +5.25 V (single supply) |
| Supply Current (Active, VDD=+3.6V) | — | 3.2 mW typical |
| Supply Current (Power-Down) | — | uA-level standby |
| Data Interface | — | SPI / QSPI / MICROWIRE-compatible, 3-wire serial |
| Internal Oscillator | — | 4.096 MHz (on-chip) |
| Configuration | — | MUX + S/H + SAR ADC |
| Number of Terminals | — | 8 |
| Terminal Form | — | Through-Hole |
| Package Code | — | DIP |
| Temperature Grade | — | Industrial |