ADS7817UBG4 vs ADS7822PBG4 对比
详细并排对比 ADS7817UBG4 出自 Texas Instruments 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
ADS7817UBG4 - 12-Bit 200kHz Differential Input SAR ADC | Texas Instruments
ADS7817UBG4 ✓ 量产中Texas Instruments
ADS7822PBG4 - 12-Bit 200kSPS Micro-Power SAR ADC | Texas Instruments
ADS7822PBG4 ✓ 量产中规格对比
| 参数 | ADS7817UBG4 | ADS7822PBG4 |
|---|---|---|
| 品牌 | Texas Instruments | 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） | $7.77 | $2.10 |
| 分辨率 | 12 bits | 12 bits |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation) |
| Number of Input Channels | 1 differential | — |
| Sampling Rate (Max) | 200 kSamples/s | — |
| Analog Input Type | True differential, bipolar | — |
| Analog Input Voltage Range | -2.5 V to +2.5 V | — |
| Reference Voltage Range | 100 mV to 2.5 V (external) | — |
| Input-Referred Resolution | 49 uV to 1.22 mV (reference-dependent) | — |
| Supply Voltage (Analog/Digital) | 5 V (single supply) | — |
| Power-Down Current | <1 mA (automatic power-down mode) | — |
| Digital Interface | Serial (SPI/SSI-compatible) | — |
| 工作温度范围 | -40 C to +85 C | — |
| 封装 | 8-pin SOIC | 8-PDIP (PB), 0.300 inch / 7.62 mm |
| 安装类型 | Surface Mount | Through-Hole |
| RoHS 状态 | Compliant (Pb-free suffix G4) | Pb-free green / RoHS compliant (PBG4 suffix) |
| Number of Channels | — | 1 input, single-ended |
| 采样率 | — | 200 kSPS |
| Supply Voltage Range | — | 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 |
| 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) |