AS1544-BQFT vs AS1541-BQFT 对比
详细并排对比 AS1544-BQFT 出自 ams OSRAM 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。
规格对比
| 参数 | AS1544-BQFT | AS1541-BQFT |
|---|---|---|
| 品牌 | ams OSRAM | ams OSRAM |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.39 | $2.83 |
| Number of Bits | 12 | — |
| Sampling Rate (Per Second) | 1 MSPS | — |
| Number of Inputs | 4 single-ended / 2 differential | — |
| Input Type | Single-Ended, Differential (Pseudo) | — |
| Data Interface | DSP, MICROWIRE, QSPI, Serial, SPI | I2C (Standard 100 kHz / Fast 400 kHz) |
| Architecture | SAR (Successive Approximation) | — |
| Supply Voltage (Analog/Digital) | 2.7 V to 5.25 V (single supply) | — |
| Reference Type | [DATA_NEEDED: internal/external reference voltage] | — |
| Channel Sequencer | Yes (programmable sequential conversion) | — |
| 工作温度 | -40 C to +85 C | — |
| 封装 / 外壳 | 20-TQFN Exposed Pad (4x4 mm) | — |
| 安装类型 | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| 引脚数 | 20 | — |
| MSL 等级 | [DATA_NEEDED: MSL rating] | [DATA_NEEDED: MSL Level] |
| RoHS 状态 | Compliant | Compliant |
| 分辨率 | — | 10 bits |
| Number of Input Channels | — | 4 (single-ended) |
| Converter Type | — | SAR (Successive Approximation Register) |
| 采样率 | — | 50 ksps |
| 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 |
| 工作温度范围 | — | [DATA_NEEDED: Operating Temperature Range] |
| Track-and-Hold | — | On-chip |
| Hardware Address Select | — | Yes (AS pin, supports 2 addresses) |
| Power-Down Mode | — | Yes (software-controlled) |