ADS8381IBPFBR vs ADS8342IBPFBR 对比
详细并排对比 ADS8381IBPFBR 出自 Texas Instruments 和 ADS8342IBPFBR 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
ADS8381IBPFBR - 18-Bit 580kHz SAR ADC | 48-TQFP | Texas Instruments
ADS8381IBPFBR ✓ 量产中Texas Instruments
ADS8342IBPFBR - 16-Bit 250kSPS 4-Ch SAR ADC | Texas Instruments
ADS8342IBPFBR ✓ 量产中规格对比
| 参数 | ADS8381IBPFBR | ADS8342IBPFBR |
|---|---|---|
| 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） | $9.85 | $9.45 |
| 分辨率 | 18 bit | 16 bit |
| Sample Rate | 580 kSPS | — |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation Register) |
| Number of Channels | 1 | 4 |
| Input Type | Single-Ended Unipolar | True Bipolar, Single-Ended |
| Data Interface | Parallel | — |
| 封装 | 48-TQFP (PFB) 7x7 mm | TQFP-48 (PFB) |
| 引脚数量 | 48 | — |
| 工作温度范围 | -40C to +85C | — |
| Analog Supply Voltage | 2.7 V to 5.25 V | — |
| Power Dissipation | 115 mW at 580 kHz | 200 mW (typ) |
| No Missing Code | 18-bit NMC ensured over temperature | — |
| Latency | Zero (SAR architecture) | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| Terminal Form | Gull Wing | — |
| Package Code | TFQFP | — |
| 采样率 | — | 250 kSPS |
| Input Signal Range | — | ±VREF (selectable per channel) |
| Output Interface | — | Parallel, 3-state |
| 电源电压 | — | ±5 V |
| Maximum Integral Nonlinearity (INL) | — | ±4 LSB (I grade) |
| No Missing Codes | — | 16 bit (ensured) |
| Max Offset Error | — | 1 mV |
| 工作温度 | — | -40°C to +85°C (Industrial) |
| Sample-and-Hold | — | Internal (inherent to capacitive DAC) |
| Reference | — | External |