ADS7822U vs ADS7808U 对比
详细并排对比 ADS7822U 出自 Texas Instruments 和 ADS7808U 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 | ADS7822U | ADS7808U |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | 有效 | 有效 |
| Converter Type | Sampling analog-to-digital converter | — |
| Architecture | Successive-approximation converter (SAR) | — |
| 分辨率 | 12 bit | 12 bits |
| Maximum Sampling Rate | 200 kSPS | — |
| Number of Analog Inputs | 1 input | — |
| Number of Channels | 1 channel | — |
| Supply Voltage Range | 2.7 V to 5.25 V | — |
| Digital Interface | Serial interface | — |
| Power-Down Current | 3 µA maximum | — |
| 工作温度范围 | -40°C to +85°C | — |
| 封装 | 8-pin SOIC | 20-pin SOIC, 0.3 inch body width |
| Package Type | SOIC (D) | — |
| 引脚数量 | 8 pins | — |
| 安装类型 | Surface mount | Surface mount |
| Converter Technology | Successive approximation | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance status] | — |
| REACH Status | [DATA_NEEDED: REACH compliance status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| Conversion Time | — | 10 µs |
| 采样率 | — | 100 kHz |
| 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 |
| 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 |
| Maximum Power Dissipation | — | 100 mW |
| Output Interface | — | Serial output |
| Clocking | — | Internal clock or external data-clock synchronization |
| Output Synchronization | — | Synchronization pulse |
| 工作温度 | — | -40 °C to +85 °C |
| Pin-Compatible Upgrade | — | 16-bit ADS7809 |
| Recommended Voltage References | — | REF02 and REF102 |