AS1541-BQFT vs ADC121S021CISDX 对比
详细并排对比 AS1541-BQFT 出自 ams OSRAM 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
ADC121S021CISDX - 12-Bit 50-200ksps SAR ADC | Texas Instruments
ADC121S021CISDX Obsolete规格对比
| 参数 | AS1541-BQFT | ADC121S021CISDX |
|---|---|---|
| 品牌 | ams OSRAM | 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） | $2.83 | $1.85 |
| 分辨率 | 10 bits | 12 bit |
| Number of Input Channels | 4 (single-ended) | — |
| Converter Type | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| 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 | — |
| 封装 | 16-TQFN (4x4 mm) with exposed pad | 6-pin WSON (2.2 x 2.5 mm) with exposed thermal pad |
| 安装类型 | Surface Mount | — |
| 工作温度范围 | [DATA_NEEDED: Operating Temperature Range] | — |
| MSL 等级 | [DATA_NEEDED: MSL Level] | — |
| RoHS 状态 | Compliant | Compliant (/NOPB variant) |
| Track-and-Hold | On-chip | — |
| Hardware Address Select | Yes (AS pin, supports 2 addresses) | — |
| Power-Down Mode | Yes (software-controlled) | — |
| Number of Channels | — | 1 |
| 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 |
| 工作温度 | — | -40C to +85C (industrial) |
| Power-Down Current | — | Microampere-level (see datasheet) |