AS1541-BQFT vs AS1544-BQFT 对比
详细并排对比 AS1541-BQFT 出自 ams OSRAM 和 AS1544-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 | AS1541-BQFT | AS1544-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） | $2.83 | $2.39 |
| 分辨率 | 10 bits | — |
| Number of Input Channels | 4 (single-ended) | — |
| Converter Type | SAR (Successive Approximation Register) | — |
| 采样率 | 50 ksps | — |
| Data Interface | I2C (Standard 100 kHz / Fast 400 kHz) | DSP, MICROWIRE, QSPI, Serial, SPI |
| 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 | — |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度范围 | [DATA_NEEDED: Operating Temperature Range] | — |
| MSL 等级 | [DATA_NEEDED: MSL Level] | [DATA_NEEDED: MSL rating] |
| RoHS 状态 | Compliant | Compliant |
| Track-and-Hold | On-chip | — |
| Hardware Address Select | Yes (AS pin, supports 2 addresses) | — |
| Power-Down Mode | Yes (software-controlled) | — |
| Number of Bits | — | 12 |
| Sampling Rate (Per Second) | — | 1 MSPS |
| Number of Inputs | — | 4 single-ended / 2 differential |
| Input Type | — | Single-Ended, Differential (Pseudo) |
| 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) |
| Packaging | — | Tape & Reel (TR) |
| 引脚数 | — | 20 |