ADS7822PBG4 vs AS1543-BQFT 对比
详细并排对比 ADS7822PBG4 出自 Texas Instruments 和 AS1543-BQFT 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 | AS1543-BQFT |
|---|---|---|
| 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 | $3.86 |
| 分辨率 | 12 bits | — |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation Register) |
| Number of Channels | 1 input, single-ended | — |
| 采样率 | 200 kSPS | 1 Msps |
| Supply Voltage Range | 2.7 V to 5.25 V | — |
| Reference Input | External VREF pin (ratiometric to VDD) | External [DATA_NEEDED: confirm internal/external option] |
| Data Interface | Serial SPI / QSPI / Microwire | SPI, QSPI, MICROWIRE, DSP-compatible Serial |
| Input Type | Single-ended analog with integrated sample-and-hold | Single-Ended, Pseudo-Differential, Fully Differential |
| 封装 | 8-PDIP (PB), 0.300 inch / 7.62 mm | — |
| 安装类型 | Through-Hole | Surface Mount |
| 工作温度 | -40 C to +85 C (industrial) | -40 °C to +125 °C [DATA_NEEDED: confirm exact range from datasheet] |
| Power Consumption | Approximately 1.5 mW at 3 V, 200 kSPS | [DATA_NEEDED: typical mW at 1 Msps, 3 V / 5 V] |
| 关断电流 | Microwatts (per datasheet) | — |
| RoHS 状态 | Pb-free green / RoHS compliant (PBG4 suffix) | — |
| Lead-Free Finish | Yes (Matte Sn, Pb-free) | — |
| Number of Bits | — | 12 |
| Number of Input Channels | — | 8 (single-ended) / 4 (differential) |
| Supply Voltage (Analog) | — | 2.7 V to 5.25 V |
| Analog Input Bandwidth (T/H) | — | > 1 MHz |
| 封装 / 外壳 | — | 20-TQFN (4x4 mm) Exposed Pad |
| 引脚数 | — | 20 |
| Input Multiplexer | — | 8:1 / 4:1 (configurable) |
| INL / DNL | — | [DATA_NEEDED: typical LSB values] |
| SNR | — | [DATA_NEEDED: dB at 1 Msps] |
| RoHS / Lead-Free | — | Compliant (per distributor listing) |