LTC2309IF vs LTC2312HTS8-14 对比
详细并排对比 LTC2309IF 出自 Analog Devices 和 LTC2312HTS8-14 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 | LTC2309IF | LTC2312HTS8-14 |
|---|---|---|
| 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） | $9.50 | $4.10 |
| 分辨率 | 12 bit | 14 bits |
| Number of Input Channels | 8 single-ended / 4 differential | 1 |
| 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 | — |
| 电源电流 | 300 uA at 1 ksps (typical) | 3.2 mA typical |
| 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 | — |
| Analog Input Range | 0 V to VDD (unipolar); +/-VREF differential | 0 V to VREF (unipolar), 2 × VREF (pseudo-bipolar) |
| 封装 | 20-TSSOP (FE) | TSOT-23-8 (8-pin Thin Small Outline Transistor) |
| Operating Temperature Range (I grade) | -40 C to +85 C | — |
| 关断电流 | Nap / I2C power-down supported | — |
| RoHS 状态 | Compliant (PBF suffix) | Compliant (#TRMPBF suffix) |
| 采样率 | — | 500 ksps |
| ADC Architecture | — | SAR (Successive Approximation Register) |
| 电源电压 | — | 3 V or 5 V (single supply) |
| Integrated Reference | — | Yes, low-drift 20 ppm/°C max |
| Integral Non-Linearity (INL) | — | ±1 LSB (typ) |
| Data Interface | — | SPI / serial (SCK, SDO, CNV) |
| 工作温度范围 | — | -40 °C to +125 °C (H-grade / automotive) |
| 安装类型 | — | Surface Mount |
| MSL 等级 | — | 1 |
| AEC-Q100 Automotive Qualification | — | Qualified (H-grade suffix) |