AS1531 vs AS1521-T 对比
详细并排对比 AS1531 出自 ams OSRAM 和 AS1521-T 出自 ams OSRAM。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 | AS1531 | AS1521-T |
|---|---|---|
| 品牌 | ams OSRAM | ams OSRAM |
| 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） | $4.10 | $2.34 |
| 分辨率 | 12 bits | 10 bit |
| Sample Rate | 300 ksps | — |
| Number of Input Channels | 4 single-ended / 2 pseudo-differential (8 with COM pin) | — |
| Supply Voltage (VDD) | +2.7 V to +3.6 V | — |
| Supply Current (300 ksps) | 2.2 mA | — |
| Supply Current (Reduced-Power Mode) | [DATA_NEEDED: reduced-power mode current] | — |
| Supply Current (Power-Down) | [DATA_NEEDED: power-down current] | — |
| Internal Reference Voltage | 2.5 V | — |
| Analog Input Range (Single-Ended) | 0 V to VREF | — |
| Analog Input Range (Pseudo-Differential) | 0 V to 2xVREF | — |
| 接口 | SPI / QSPI / MICROWIRE-compatible serial | SPI / QSPI / MICROWIRE compatible |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| Integral Nonlinearity (INL) | [DATA_NEEDED: INL max] | — |
| Differential Nonlinearity (DNL) | [DATA_NEEDED: DNL max] | — |
| Signal-to-Noise + Distortion (SINAD) | [DATA_NEEDED: SINAD] | — |
| 封装 | 20-pin TSSOP | 20-TSSOP, 4.4 mm body width |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40 °C to +85 °C |
| RoHS 状态 | Compliant (per DigiKey listing) | Compliant |
| Number of Channels | — | 8 single-ended / 4 differential |
| 采样率 | — | 300 ksps |
| Input Type | — | Differential, Pseudo-Differential, Single-Ended |
| Supply Voltage (Single) | — | 2.7 V to 5.25 V |
| Supply Current (Full Speed) | — | 1.1 mA typical |
| Power Consumption | — | 3.6 mW at 3 V, 300 ksps |
| 关断电流 | — | 1 µA |
| Maximum Serial Clock | — | 4 MHz |
| INL（积分非线性） | — | ±0.5 LSB (max) |
| DNL (Differential Nonlinearity) | — | ±0.5 LSB (max, no missing codes) |
| SINAD at 100 kHz Input | — | 71 dB |
| 安装类型 | — | Surface Mount |
| Reference Type | — | External (REF pin) |