ADC121S051CISDX vs ADC121S021CISDX 对比
详细并排对比 ADC121S051CISDX 出自 Texas Instruments 和 ADC121S021CISDX 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
ADC121S051CISDX - 12-Bit 200-500ksps Differential Input ADC | Texas Instruments
ADC121S051CISDX ✓ 量产中Texas Instruments
ADC121S021CISDX - 12-Bit 50-200ksps SAR ADC | Texas Instruments
ADC121S021CISDX Obsolete规格对比
| 参数 | ADC121S051CISDX | ADC121S021CISDX |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | 有效 | Obsolete |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.55 | $1.85 |
| Manufacturer | Texas Instruments | — |
| Part Family | ADC121S051 (pin-compatible ADC121Sxx1 series) | — |
| 分辨率 | 12 bits | 12 bit |
| Number of Channels | 1 (single-ended or differential input) | 1 |
| Sample Rate Range | 200 ksps to 500 ksps | 50 ksps to 200 ksps |
| Architecture | SAR (Successive Approximation Register) | — |
| Input Type | Differential (pseudo-differential capable) | — |
| Supply Voltage (VA) | +2.7 V to +5.25 V (single supply) | — |
| Power Consumption at 3.6 V | 1.7 mW (typical) | — |
| Power Consumption at 5.25 V | 8.7 mW (typical) | — |
| Digital Interface | SPI, QSPI, MICROWIRE, DSP-compatible serial | — |
| Output Format | Straight binary (MSB-first) | — |
| 工作温度范围 | -40 C to +85 C (industrial) | — |
| 封装 | 6-pin LLP/WSON (2.2 x 2.5 mm) with exposed pad | 6-pin WSON (2.2 x 2.5 mm) with exposed thermal pad |
| 安装类型 | Surface Mount | — |
| MSL 等级 | 1 (per data) | — |
| RoHS 状态 | Compliant (lead-free) | Compliant (/NOPB variant) |
| 输入电压范围 | 0 V to VA (full-scale) | 0 V to V_REF |
| Linearity Error (INL) | [DATA_NEEDED: INL LSB value] | — |
| Screening Level | Industrial | — |
| Converter Type | — | SAR (Successive Approximation Register) |
| Supply Voltage (V_A) | — | 2.7 V to 5.25 V |
| Supply Current (200 ksps, 3 V) | — | 1.4 mW typical |
| Analog Input Type | — | Single-ended (pseudo-differential) |
| 基准电压 | — | V_REF (external) or V_A |
| INL (max) | — | ±1 LSB |
| DNL (max) | — | +1.5 / -1 LSB |
| SINAD | — | 72 dB typical at 200 ksps |
| Serial Interface | — | SPI / QSPI / MICROWIRE-compatible (3-wire: CS, SCLK, DOUT) |
| SCLK Frequency (max) | — | 20 MHz |
| 工作温度 | — | -40C to +85C (industrial) |
| Power-Down Current | — | Microampere-level (see datasheet) |