ADS7808U vs ADS7807UBE4 对比
详细并排对比 ADS7808U 出自 Texas Instruments 和 ADS7807UBE4 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 | ADS7808U | ADS7807UBE4 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | 有效 | 有效 |
| 分辨率 | 12 bits | 16 bits |
| Conversion Time | 10 µs | — |
| 采样率 | 100 kHz | 40 kSPS (max) |
| Signal-to-Noise and Distortion | 72 dB SINAD with 45 kHz input | — |
| Integral Nonlinearity | ±1/2 LSB | — |
| Differential Nonlinearity | ±1/2 LSB | — |
| Number of Input Channels | 1 channel | 1 single-ended |
| Input Ranges | 6 specified ranges | — |
| ADC Architecture | 12-bit capacitor-based SAR | — |
| Sample-and-Hold | Internal sample-and-hold circuit | — |
| Reference | Internal or external reference | — |
| 电源电压 | +5 V | +5 V single supply |
| Maximum Power Dissipation | 100 mW | — |
| Output Interface | Serial output | — |
| Clocking | Internal clock or external data-clock synchronization | — |
| Output Synchronization | Synchronization pulse | — |
| 封装 | 20-pin SOIC, 0.3 inch body width | 28-SOIC (DW), 0.295" (7.50 mm) body width |
| 安装类型 | Surface mount | Surface Mount |
| 工作温度 | -40 °C to +85 °C | — |
| Pin-Compatible Upgrade | 16-bit ADS7809 | — |
| Recommended Voltage References | REF02 and REF102 | — |
| Architecture | — | SAR (Successive Approximation Register) |
| Conversion Time (Acquisition + Conversion) | — | 25 us (max) |
| Input Voltage Ranges | — | +/-10 V, 0 V to +5 V, 0 V to +4 V |
| Supply Current (active) | — | 7 mA (typ) / 35 mW (max dissipation) |
| Power-Down Current | — | 50 uW (max) |
| INL（积分非线性） | — | +/-1.5 LSB (max) |
| DNL (Differential Nonlinearity) | — | 16 bits, no missing codes (guaranteed) |
| SINAD (1 kHz input) | — | 86 dB (min) |
| Data Interface | — | Serial (SPI/QSPI/MICROWIRE) or Parallel (8/16-bit) |
| Internal Reference | — | 2.5 V (internal, BYS pin to bypass) |
| 工作温度范围 | — | -40C to +85C |
| Packaging Option (E4 suffix) | — | Tape and Reel |
| RoHS 状态 | — | Compliant |