AS1522-T vs ADS7822PBG4 对比
详细并排对比 AS1522-T 出自 ams OSRAM 和 ADS7822PBG4 出自 Texas Instruments。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 | AS1522-T | ADS7822PBG4 |
|---|---|---|
| 品牌 | ams OSRAM | Texas Instruments |
| 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） | $3.15 | $2.10 |
| 分辨率 | 10 bits | 12 bits |
| Number of Input Channels | 2 or 4 (software-selectable) | — |
| Converter Type | SAR (Successive Approximation Register) | — |
| Architecture | Single-supply, low-power SAR | SAR (Successive Approximation) |
| Supply Voltage Range | 2.7 V to 5.25 V | 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) | — |
| Input Type | True differential, software-configurable unipolar/bipolar | Single-ended analog with integrated sample-and-hold |
| 基准电压 | Internal 2.5 V (external reference supported) | — |
| 接口 | SPI / QSPI / MICROWIRE-compatible serial | — |
| 封装 | 16-pin TSSOP | 8-PDIP (PB), 0.300 inch / 7.62 mm |
| 安装类型 | Surface Mount | Through-Hole |
| 工作温度范围 | [DATA_NEEDED: industrial range] | — |
| RoHS 状态 | Compliant | Pb-free green / RoHS compliant (PBG4 suffix) |
| Shutdown Pin | Yes (active-low power-down) | — |
| Number of Channels | — | 1 input, single-ended |
| 采样率 | — | 200 kSPS |
| Reference Input | — | External VREF pin (ratiometric to VDD) |
| Data Interface | — | Serial SPI / QSPI / Microwire |
| 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) |
| Lead-Free Finish | — | Yes (Matte Sn, Pb-free) |