TLC549IDRG4 vs TLC549CD 对比
详细并排对比 TLC549IDRG4 出自 Texas Instruments 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 | TLC549IDRG4 | TLC549CD |
|---|---|---|
| 品牌 | Texas Instruments | 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） | $1.05 | $1.02 |
| 分辨率 | 8 bits | 8 bits |
| 采样率 | 40 kSPS | — |
| Number of Inputs | 1 single-ended | — |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation) |
| Data Interface | Serial (SPI / Microwire compatible) | Serial, SPI-compatible (3-state DATA OUT) |
| Analog Supply Voltage | 3 V to 6 V | 3 V to 6 V |
| Digital Supply Voltage | 3 V to 6 V | — |
| Reference Inputs | Differential (REF+, REF-) | — |
| Conversion Time | 17 us max | 17 µs max |
| Total Access and Conversion Time | 17 us max (per datasheet) | — |
| Supply Current (Active) | approximately 1.5 mA | — |
| 工作温度 | -40C to +85C (industrial) | — |
| 封装 | 8-SOIC (D) 0.154 inch / 3.90 mm | 8-SOIC (D) |
| 安装类型 | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| RoHS 状态 | Pb-free (G4 suffix) | Compliant |
| Sample Rate | — | 40 kSPS |
| 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) |