ADS7822PBG4 vs AS1522-T 对比
详细并排对比 ADS7822PBG4 出自 Texas Instruments 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。
Texas Instruments
ADS7822PBG4 - 12-Bit 200kSPS Micro-Power SAR ADC | Texas Instruments
ADS7822PBG4 ✓ 量产中
规格对比
| 参数 | ADS7822PBG4 | AS1522-T |
|---|---|---|
| 品牌 | Texas Instruments | 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） | $2.10 | $3.15 |
| 分辨率 | 12 bits | 10 bits |
| Architecture | SAR (Successive Approximation) | Single-supply, low-power SAR |
| Number of Channels | 1 input, single-ended | — |
| 采样率 | 200 kSPS | — |
| Supply Voltage Range | 2.7 V to 5.25 V | 2.7 V to 5.25 V |
| Reference Input | External VREF pin (ratiometric to VDD) | — |
| Data Interface | Serial SPI / QSPI / Microwire | — |
| Input Type | Single-ended analog with integrated sample-and-hold | True differential, software-configurable unipolar/bipolar |
| 封装 | 8-PDIP (PB), 0.300 inch / 7.62 mm | 16-pin TSSOP |
| 安装类型 | Through-Hole | Surface Mount |
| 工作温度 | -40 C to +85 C (industrial) | — |
| Power Consumption | Approximately 1.5 mW at 3 V, 200 kSPS | — |
| 关断电流 | Microwatts (per datasheet) | — |
| RoHS 状态 | Pb-free green / RoHS compliant (PBG4 suffix) | Compliant |
| Lead-Free Finish | Yes (Matte Sn, Pb-free) | — |
| Number of Input Channels | — | 2 or 4 (software-selectable) |
| Converter Type | — | SAR (Successive Approximation Register) |
| 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) |
| 接口 | — | SPI / QSPI / MICROWIRE-compatible serial |
| 工作温度范围 | — | [DATA_NEEDED: industrial range] |
| Shutdown Pin | — | Yes (active-low power-down) |