TSA7887ARZ vs TLC549CD 对比
详细并排对比 TSA7887ARZ 出自 Silicon Labs 和 TLC549CD 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。
规格对比
| 参数 | TSA7887ARZ | TLC549CD |
|---|---|---|
| 品牌 | Silicon Labs | Texas Instruments |
| 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） | $1.85 | $1.02 |
| 分辨率 | 12 bits | 8 bits |
| Number of Channels | 2 | — |
| Conversion Rate | 125 ksps | — |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation) |
| Data Interface | Serial (SPI/QSPI/MICROWIRE-compatible) | Serial, SPI-compatible (3-state DATA OUT) |
| Number of Inputs | 1, 2 (differential or single-ended) | — |
| Analog Supply Voltage | 2.7 V to 5.25 V | 3 V to 6 V |
| Digital Supply Voltage | 2.7 V to 5.25 V | — |
| Input Voltage Range (Unipolar) | 0 V to VREF (with internal 2.5V ref) | — |
| Input Voltage Range (Bipolar) | [DATA_NEEDED: bipolar input range] | — |
| Internal Reference | 2.5 V | — |
| Reference Type | Internal, can be overdriven externally | — |
| Power Consumption at 125 ksps | 3.2 mW (typical) | — |
| Power-Down Current | Sub-microamp (hardware PD pin) | — |
| 工作温度范围 | -40C to +85C | — |
| 封装 | 8-pin SOIC (RZ), 150-mil narrow body | 8-SOIC (D) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| Grade | 'A' Grade, xIND (industrial) | — |
| Sample Rate | — | 40 kSPS |
| Conversion Time | — | 17 µs max |
| Conversion Cycles Per Second | — | 40,000 max |
| Number of Input Channels | — | 1 |
| Input Type | — | Single-ended, with differential reference inputs |
| Operating Temperature Range (C suffix) | — | 0°C to +70°C |
| Sample-and-Hold | — | On-chip, software-controllable |
| Lead-Free Finish | — | Yes (NiPdAu over Cu) |
| MSL 等级 | — | 1 (per TI datasheet) |