LTC2312HTS8-14 vs LTC2309IF 对比
详细并排对比 LTC2312HTS8-14 出自 Analog Devices 和 LTC2309IF 出自 Analog Devices。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 | LTC2312HTS8-14 | LTC2309IF |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 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） | $4.10 | $9.50 |
| 分辨率 | 14 bits | 12 bit |
| 采样率 | 500 ksps | — |
| ADC Architecture | SAR (Successive Approximation Register) | — |
| Number of Input Channels | 1 | 8 single-ended / 4 differential |
| 电源电压 | 3 V or 5 V (single supply) | — |
| 电源电流 | 3.2 mA typical | 300 uA at 1 ksps (typical) |
| Integrated Reference | Yes, low-drift 20 ppm/°C max | — |
| Integral Non-Linearity (INL) | ±1 LSB (typ) | — |
| Data Interface | SPI / serial (SCK, SDO, CNV) | — |
| Analog Input Range | 0 V to VREF (unipolar), 2 × VREF (pseudo-bipolar) | 0 V to VDD (unipolar); +/-VREF differential |
| 工作温度范围 | -40 °C to +125 °C (H-grade / automotive) | — |
| 封装 | TSOT-23-8 (8-pin Thin Small Outline Transistor) | 20-TSSOP (FE) |
| 安装类型 | Surface Mount | — |
| MSL 等级 | 1 | — |
| RoHS 状态 | Compliant (#TRMPBF suffix) | Compliant (PBF suffix) |
| AEC-Q100 Automotive Qualification | Qualified (H-grade suffix) | — |
| Architecture | — | SAR (Successive Approximation Register) |
| Conversion Time | — | 1.3 us per channel (typical) |
| Throughput Rate | — | up to 500 ksps (datasheet-dependent) |
| Supply Voltage (VDD) | — | 5 V single supply |
| Digital Interface | — | I2C-compatible, standard / fast / high-speed modes |
| I2C Address Selection | — | 2 pins (AD0, AD1) - up to 4 devices on one bus |
| Internal Reference | — | 2.5 V, 10 ppm/C typical drift |
| External Reference Input (REFIN) | — | Yes, supports ratiometric operation |
| Sample-and-Hold | — | Fully differential, common-mode noise rejection |
| Operating Temperature Range (I grade) | — | -40 C to +85 C |
| 关断电流 | — | Nap / I2C power-down supported |