ADS8508IBDWRG4 vs ADS8509HDB 对比
详细并排对比 ADS8508IBDWRG4 出自 Texas Instruments 和 ADS8509HDB 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
ADS8508IBDWRG4 - 12-Bit 250kSPS Serial CMOS ADC | Texas Instruments
ADS8508IBDWRG4 ✓ 量产中
规格对比
| 参数 | ADS8508IBDWRG4 | ADS8509HDB |
|---|---|---|
| 品牌 | Texas Instruments | 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） | $7.10 | $14.25 |
| 分辨率 | 12 bit | 16 bit |
| Number of Inputs | 1 | — |
| 采样率 | 250 kSPS | — |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| Input Voltage Ranges | ±3.33 V, ±5 V, ±10 V | — |
| Input Channel Type | Single-ended, bipolar | — |
| SINAD | 73 dB | — |
| Linearity Error (Max) | 0.011% | — |
| 接口 | Serial (SPI/QSPI/Microwire compatible) | — |
| Analog Supply Voltage | 5 V nominal | 5 V (single supply) |
| Digital Supply Voltage | 5 V nominal | 3 V to 5 V |
| Internal Reference | 2.5 V | 2.5 V |
| 工作温度 | -40 °C to +85 °C (Industrial) | — |
| 封装 | 20-SOIC (DW), wide-body, green (RoHS) | 28-SSOP (DB) |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant (Pb-Free) | Compliant |
| Number of Channels | — | 1 input |
| Sample Rate | — | 250 kSPS |
| Input Type | — | Single-Ended, software-selectable bipolar ranges |
| 输入电压范围 | — | ±10 V, ±5 V, ±3.3 V (programmable via external resistor) |
| Digital Interface | — | Serial (SPI-compatible) |
| INL (Max) | — | ±1.5 LSB |
| DNL (Max) | — | ±1 LSB (16-bit, no missing codes) |
| Power Dissipation (Typical) | — | 75 mW at 250 kSPS |
| Power-Down Mode | — | Yes (NAP pin, hardware) |
| 工作温度范围 | — | -40 °C to +175 °C (HDB high-temp grade) |