ADC12138CIWM vs ADC12138CIMSA 对比
详细并排对比 ADC12138CIWM 出自 Texas Instruments 和 ADC12138CIMSA 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
ADC12138CIWM - 12-bit+Sign 8-Ch SAR ADC, 28-SOIC | Texas Instruments
ADC12138CIWM Obsolete
规格对比
| 参数 | ADC12138CIWM | ADC12138CIMSA |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | Obsolete | 不推荐新设计 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $5.80 | $5.72 |
| 分辨率 | 12-bit plus sign | 12-bit plus sign (13-bit dynamic range) |
| 采样率 | 114 kSPS | — |
| Number of Input Channels | 4 differential / 8 single-ended | 8 single-ended / 4 differential (plus COM) |
| Architecture | SAR (Successive Approximation) | — |
| Input Type | Differential, Single-Ended | — |
| Analog Supply Voltage | 3 V to 5.5 V (single) | 3.0 V to 5.5 V (single supply) |
| Digital Supply Voltage | 3 V to 5.5 V (single, same as analog) | Same as AVDD |
| Analog Input Range | 0 V to VREF or 0 V to 2*VREF | — |
| 基准电压 | 2.5 V (typical internal) | — |
| DNL (Differential Nonlinearity) | +/-0.5 LSB (typical) | — |
| INL（积分非线性） | +/-1 LSB (typical) | — |
| 电源电流 | 1.3 mA (typical at 114 kSPS) | — |
| 工作温度 | -40C to +85C (industrial) | -40 °C to +85 °C (industrial) |
| 封装 | 28-pin SOIC (WM, wide-body) | 28-pin SSOP (MSA) |
| 安装类型 | Surface Mount | Surface Mount |
| Self-Calibration | On-demand offset + gain auto-cal | On-chip auto-calibration (offset + linearity) |
| Serial Interface | SPI/QSPI/MICROWIRE-compatible | — |
| Sample/Hold | Integrated | On-chip input sample-and-hold |
| MSL 等级 | 1 (unlimited) | [DATA_NEEDED: MSL level] |
| RoHS 状态 | Compliant (NOPB variant) | Non-RoHS (original); NOPB suffix is RoHS-compliant |
| Conversion Architecture | — | SAR (Successive Approximation) |
| Input MUX | — | 8-channel analog multiplexer |
| 接口 | — | Serial (SPI/QSPI/MICROWIRE-compatible) |
| Daisy-Chain Support | — | Yes (multi-device serial bus) |