AD7691BCPZRL vs AD7683BCPZRL 对比
详细并排对比 AD7691BCPZRL 出自 Analog Devices 和 AD7683BCPZRL 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 | AD7691BCPZRL | AD7683BCPZRL |
|---|---|---|
| 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） | $10.40 | $7.09 |
| Number of Bits | 18 | — |
| 采样率 | 250 kSPS | 100 kSPS |
| Number of Inputs | 1 | — |
| Architecture | SAR (PulSAR, charge-redistribution) | SAR (PulSAR charge-redistribution) |
| Input Type | Differential (pseudo-bipolar capable with REF) | — |
| Data Interface | SPI, QSPI, MICROWIRE, DSP-compatible serial | — |
| INL (max) | ±1.5 LSB (±6 ppm of FSR) | — |
| INL (typical) | ±0.75 LSB | — |
| Dynamic Range | 102 dB (typical @ 250 kSPS) | — |
| Reference | External (REF pin, up to VDD) | — |
| Supply Voltage (VDD) | 2.3 V to 5 V | 2.7 V to 5.5 V |
| Power Dissipation (typ. @ 5V, 250 kSPS) | 6 mW | — |
| 工作温度 | -40C to +85C | -40 °C to +85 °C (industrial) |
| 封装 | 10-LFCSP-WD (3x3 mm) with exposed pad | 8-LFCSP-WD (3x3 mm) with exposed pad |
| Daisy-Chain Support | Yes (SDI input for multi-ADC 3-wire bus) | — |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | 3 (168 hours) | — |
| RoHS 状态 | Compliant | — |
| 分辨率 | — | 16 bits |
| Number of Input Channels | — | 1 |
| Analog Input Range | — | 0 V to VREF (pseudo-differential, unipolar) |
| Reference Voltage Range | — | Up to VDD |
| INL | — | ±1 LSB typical, ±3 LSB maximum (B grade) |
| Missing Codes | — | None (B grade) |
| 接口 | — | Serial SPI-compatible, QSPI, MICROWIRE, DSP-compatible |
| Conversion Clock | — | Internal |
| Track-and-Hold | — | Integrated, low-noise, wide bandwidth, short aperture delay |