AD7944BCPZ vs AD7690BCPZRL7 对比
详细并排对比 AD7944BCPZ 出自 Analog Devices 和 AD7690BCPZRL7 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 | AD7944BCPZ | AD7690BCPZRL7 |
|---|---|---|
| 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） | $9.75 | $17.60 |
| 分辨率 | 14 Bit | 18 bits |
| 采样率 | 2.5 MSPS | 400 kSPS |
| Number of Inputs | 1 | 1 |
| Input Type | Pseudo-Differential | Differential |
| Data Interface | SPI, DSP | SPI, DSP, MICROWIRE, QSPI |
| Architecture | SAR | SAR |
| Supply Voltage - Analog | 2.5 V | — |
| Supply Voltage - Digital | 1.8 V to 2.7 V (VIO) | — |
| Power Dissipation | 15.5 mW | [DATA_NEEDED: Power dissipation] |
| 工作温度范围 | -40°C to +85°C | -40°C to +125°C |
| 封装 | 20-LFCSP (4x4 mm) | 10-LFCSP-WD (3x3 mm) |
| 安装类型 | Surface Mount | — |
| Reference Type | External | — |
| SNR (Signal-to-Noise Ratio) | [DATA_NEEDED: SNR value] | — |
| INL（积分非线性） | [DATA_NEEDED: INL value] | ±0.75 LSB typ, ±1.5 LSB max (±6 ppm of FSR) |
| 电源电压 | — | 4.75 V to 5.25 V |
| Logic Supply Voltage (VIO) | — | 1.8 V to 5 V |
| 基准电压 | — | [DATA_NEEDED: Reference voltage range] |
| Daisy-Chain Support | — | Yes (via SDI) |
| Busy Indicator | — | Optional |
| RoHS 状态 | — | Compliant |