AS1521-T vs AS1522-T 对比
详细并排对比 AS1521-T 出自 ams OSRAM 和 AS1522-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 | AS1521-T | AS1522-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） | $2.34 | $3.15 |
| 分辨率 | 10 bit | 10 bits |
| Architecture | SAR (Successive Approximation Register) | Single-supply, low-power SAR |
| Number of Channels | 8 single-ended / 4 differential | — |
| 采样率 | 300 ksps | — |
| Input Type | Differential, Pseudo-Differential, Single-Ended | True differential, software-configurable unipolar/bipolar |
| 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 | — |
| 接口 | SPI / QSPI / MICROWIRE compatible | SPI / QSPI / MICROWIRE-compatible serial |
| 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 | — |
| 工作温度 | -40 °C to +85 °C | — |
| 封装 | 20-TSSOP, 4.4 mm body width | 16-pin TSSOP |
| 安装类型 | Surface Mount | Surface Mount |
| Reference Type | External (REF pin) | — |
| RoHS 状态 | Compliant | Compliant |
| Number of Input Channels | — | 2 or 4 (software-selectable) |
| Converter Type | — | SAR (Successive Approximation Register) |
| Supply Voltage Range | — | 2.7 V to 5.25 V |
| Throughput Rate | — | [DATA_NEEDED: max sample rate kSPS] |
| Supply Current (active) | — | [DATA_NEEDED: typical active current mA] |
| Supply Current (power-down) | — | < 1 µA (typical, datasheet claim) |
| 基准电压 | — | Internal 2.5 V (external reference supported) |
| 工作温度范围 | — | [DATA_NEEDED: industrial range] |
| Shutdown Pin | — | Yes (active-low power-down) |