AS1521-T vs ADS7824PG4 对比
详细并排对比 AS1521-T 出自 ams OSRAM 和 ADS7824PG4 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。
规格对比
| 参数 | AS1521-T | ADS7824PG4 |
|---|---|---|
| 品牌 | ams OSRAM | Texas Instruments |
| 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） | $2.34 | $11.10 |
| 分辨率 | 10 bit | 12 bits |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation) |
| Number of Channels | 8 single-ended / 4 differential | 4 (single-ended / pseudo-differential) |
| 采样率 | 300 ksps | 40 kSPS |
| Input Type | Differential, Pseudo-Differential, Single-Ended | — |
| Supply Voltage (Single) | 2.7 V to 5.25 V | — |
| Supply Current (Full Speed) | 1.1 mA typical | — |
| Power Consumption | 3.6 mW at 3 V, 300 ksps | — |
| 关断电流 | 1 µA | — |
| 接口 | SPI / QSPI / MICROWIRE compatible | — |
| Maximum Serial Clock | 4 MHz | — |
| INL（积分非线性） | ±0.5 LSB (max) | — |
| DNL (Differential Nonlinearity) | ±0.5 LSB (max, no missing codes) | — |
| SINAD at 100 kHz Input | 71 dB | — |
| 工作温度 | -40 °C to +85 °C | — |
| 封装 | 20-TSSOP, 4.4 mm body width | 28-pin PDIP (N) 0.300 inch, through-hole |
| 安装类型 | Surface Mount | — |
| Reference Type | External (REF pin) | — |
| RoHS 状态 | Compliant | — |
| Conversion Time | — | 25 us max |
| 输入电压范围 | — | ±10 V (industrial, on-chip scaled) |
| Channel-to-Channel Matching | — | ±0.1% |
| Linearity (INL) | — | ±0.5 LSB max |
| 电源电压 | — | +5 V single supply |
| Power Dissipation | — | 50 mW max |
| Data Interface | — | Parallel + Serial |
| Reference | — | Internal 2.5 V |
| 工作温度范围 | — | -40C to +85C |
| Lead-Free / RoHS | — | Yes (G4 suffix, Pb-free) |