ADC121S021CISDX vs AS1541-BQFT 对比
详细并排对比 ADC121S021CISDX 出自 Texas Instruments 和 AS1541-BQFT 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。
Texas Instruments
ADC121S021CISDX - 12-Bit 50-200ksps SAR ADC | Texas Instruments
ADC121S021CISDX Obsolete
规格对比
| 参数 | ADC121S021CISDX | AS1541-BQFT |
|---|---|---|
| 品牌 | Texas Instruments | ams OSRAM |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | Obsolete | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.85 | $2.83 |
| 分辨率 | 12 bit | 10 bits |
| Number of Channels | 1 | — |
| Converter Type | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| Sample Rate Range | 50 ksps to 200 ksps | — |
| 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) | — |
| 输入电压范围 | 0 V to V_REF | — |
| 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 | — |
| 封装 | 6-pin WSON (2.2 x 2.5 mm) with exposed thermal pad | 16-TQFN (4x4 mm) with exposed pad |
| 工作温度 | -40C to +85C (industrial) | — |
| Power-Down Current | Microampere-level (see datasheet) | — |
| RoHS 状态 | Compliant (/NOPB variant) | Compliant |
| Number of Input Channels | — | 4 (single-ended) |
| 采样率 | — | 50 ksps |
| Data Interface | — | I2C (Standard 100 kHz / Fast 400 kHz) |
| Analog Supply Voltage | — | 2.7 V to 5.25 V |
| Supply Current (typ) | — | 1.5 mA at 50 ksps |
| Internal Reference | — | 2.5 V |
| External Reference Support | — | Yes |
| Input Configuration | — | Single-ended, software-selected via MUX |
| 安装类型 | — | Surface Mount |
| 工作温度范围 | — | [DATA_NEEDED: Operating Temperature Range] |
| MSL 等级 | — | [DATA_NEEDED: MSL Level] |
| Track-and-Hold | — | On-chip |
| Hardware Address Select | — | Yes (AS pin, supports 2 addresses) |
| Power-Down Mode | — | Yes (software-controlled) |