ADS1211 vs ADS1212U 对比
详细并排对比 ADS1211 出自 Texas Instruments 和 ADS1212U 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。
规格对比
| 参数 | ADS1211 | ADS1212U |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | 有效 | Unknown |
| 分辨率 | 24 bit | — |
| Effective Resolution | 23 bits at 10 Hz; 20 bits at 1000 Hz | — |
| Number of Input Channels | 4 (with input multiplexer) | — |
| Input Type | Differential | Differential |
| Architecture | Delta-Sigma | — |
| 电源电压 | +5 V single supply | 5 V |
| Power Dissipation | 12 mW (typical) | — |
| 接口 | SPI-compatible serial (SSI), 2-wire mode supported | — |
| Programmable Gain Amplifier | Yes (PGA) | — |
| Digital Filter | Programmable cut-off frequency | [DATA_NEEDED: digital filter characteristics] |
| Calibration | Self-calibration | — |
| Reference Bias Output | VBIAS | — |
| Packages | 24-pin DIP, 24-lead SOIC, 28-lead SSOP | — |
| 安装类型 | Surface Mount (SOIC/SSOP) or Through-Hole (DIP) | Surface mount |
| Applications | Smart transmitters, industrial process control, weigh scales, chromatography, portable instrumentation | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS status] |
| ADC Type | — | Delta-sigma analog-to-digital converter |
| Advertised Resolution | — | 22 bit |
| Internal ADC Resolution | — | 24 bit |
| No-Missing-Code Performance | — | 22 bit |
| Maximum Conversion Rate | — | 6.25 kSPS |
| Input Channel Count | — | 1 |
| Supply Configuration | — | Single supply |
| Digital Interface | — | SPI-compatible synchronous serial interface and two-wire control mode |
| 封装 | — | 8-SOIC |
| Package Pin Count | — | 8 pins |
| Input Common-Mode Range | — | [DATA_NEEDED: input common-mode range] |
| Differential Input Voltage Range | — | [DATA_NEEDED: differential input voltage range] |
| 基准电压 | — | [DATA_NEEDED: reference voltage range] |
| Internal Gain | — | [DATA_NEEDED: programmable gain options] |
| 工作温度范围 | — | [DATA_NEEDED: operating temperature range] |