AD7687BCPZ-R2 vs AD7685CCPZ-R2 对比
详细并排对比 AD7687BCPZ-R2 出自 Analog Devices 和 AD7685CCPZ-R2 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。
Analog Devices
AD7687BCPZ-R2 - 16-Bit 250kSPS PulSAR Differential ADC | Analog Devices
AD7687BCPZ-R2 ✓ 量产中Analog Devices
AD7685CCPZ-R2 - 16-Bit 250 kSPS SAR ADC | Analog Devices | LFCSP-10
AD7685CCPZ-R2 ✓ 量产中规格对比
| 参数 | AD7687BCPZ-R2 | AD7685CCPZ-R2 |
|---|---|---|
| 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） | $6.85 | $4.20 |
| 分辨率 | 16 bits | 16 Bit |
| Sample Rate | 250 kSPS | — |
| INL (Max) | 1.5 LSB | — |
| Number of Channels | 1 (differential) | 1 |
| Architecture | SAR (PulSAR, charge redistribution) | SAR (Successive Approximation Register) |
| Analog Input Type | True differential, ±VREF common-mode range | — |
| Supply Voltage (VDD) | 2.3 V to 5.5 V | 2.3 V to 5.5 V |
| Digital I/O Supply (VIO) | 1.8 V / 2.5 V / 3.3 V / 5 V compatible | — |
| Reference | External (VREF input) | — |
| 接口 | SPI-compatible serial (daisy-chain capable, optional BUSY on SDI) | — |
| 封装 | 10-pin LFCSP-WD (3x3 mm) with exposed pad | 10-LFCSP-WD (3x3) with exposed pad |
| 工作温度 | -40C to +85C | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| MSL 等级 | 3 (per JEDEC J-STD-020) | — |
| 采样率 | — | 250 kSPS |
| Input Type | — | Differential (Pseudo) |
| Digital Interface | — | SPI / QSPI / MICROWIRE / DSP compatible |
| 工作温度范围 | — | -40C to +85C [DATA_NEEDED: full industrial range from datasheet] |
| Power Dissipation (typical at 250 kSPS, 5 V) | — | 4 mW [DATA_NEEDED: confirm from datasheet] |
| No Missing Codes | — | 16-bit guaranteed |
| Internal Conversion Clock | — | Yes |
| Input Bandwidth | — | [DATA_NEEDED: small-signal bandwidth] |
| INL (typical) | — | [DATA_NEEDED: max INL in LSB] |
| SNR (typical) | — | [DATA_NEEDED: SNR in dB] |