ADS7841PBG4 vs AS1531-T 对比
详细并排对比 ADS7841PBG4 出自 Texas Instruments 和 AS1531-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 | ADS7841PBG4 | AS1531-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） | $4.12 | $2.55 |
| 分辨率 | 12 bits (programmable to 8 bits) | 12 bits |
| Number of Input Channels | 4 single-ended or 2 differential | 4 or 8 (single-ended, multiplexed) |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation Register) |
| 采样率 | 200 kSPS | 300 ksps (AS1531); up to 400 ksps (AS1530 variant) |
| Conversion Time | 3.75 us | — |
| Data Interface | Serial (SPI/QSPI/MICROWIRE-compatible) | MICROWIRE, QSPI, SPI, Serial |
| INL (Max) | +/-1 LSB | — |
| DNL (Max) | +/-1 LSB | — |
| SINAD | 72 dB | — |
| Missing Codes | None (guaranteed) | — |
| 电源电压 | 2.7 V to 5.5 V (single supply) | — |
| Reference Voltage (VREF) | 100 mV to VCC | — |
| Analog Input Range | 0 V to VREF | 0 V to VREF |
| Power Dissipation (Typ, 200 kHz, VCC=5V) | 2 mW | — |
| 关断电流 | < 1 uA | — |
| 工作温度 | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) |
| 封装 | 16-PDIP (0.300 in, 7.62 mm) | 20-pin TSSOP |
| 安装类型 | Through-Hole | Surface Mount |
| MSL 等级 | 1 (unlimited) | — |
| RoHS 状态 | Compliant | Compliant |
| Lead-Free | Yes | — |
| Supply Voltage (Single) | — | 2.7 V to 5.25 V |
| Supply Current (Active) | — | [DATA_NEEDED: typical active current at 3V/5V] |
| Supply Current (Power-Down) | — | [DATA_NEEDED: typical power-down current in uA] |
| 基准电压 | — | External, up to VDD |
| Input Type | — | Single-Ended, pseudo-differential (configurable) |
| Packaging | — | Tape and Reel (TR) |
| INL (max) | — | [DATA_NEEDED: max INL in LSB] |
| DNL (max) | — | [DATA_NEEDED: max DNL in LSB] |
| THD | — | Approximately -80 dB (class-typical for 12-bit SAR at low input frequency) |