ADS8381IPFBRG4 vs ADS8342IBPFBR 对比
详细并排对比 ADS8381IPFBRG4 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
ADS8381IPFBRG4 - 18-Bit 580kHz SAR ADC, 48-TQFP | Texas Instruments
ADS8381IPFBRG4 ✓ 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 | ADS8381IPFBRG4 | 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） | $13.95 | $9.45 |
| 分辨率 | 18 bits | 16 bit |
| 采样率 | 580 kSPS | 250 kSPS |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| Number of Inputs | 1 (single-ended pseudo-bipolar / unipolar) | — |
| Input Type | Unipolar, pseudo-bipolar differential | True Bipolar, Single-Ended |
| Analog Supply Voltage | 5 V (single supply) | — |
| Digital I/O Supply Voltage | [DATA_NEEDED: digital I/O supply range] | — |
| 输入电压范围 | 0 V to VREF (unipolar) | — |
| Data Interface | Parallel (18-bit word, CMOS/TTL compatible) | — |
| Reference | Internal (external reference option per datasheet) | External |
| 封装 | 48-pin TQFP (PFB), 7x7 mm | TQFP-48 (PFB) |
| 工作温度范围 | -40 C to +85 C (industrial) | — |
| MSL 等级 | [DATA_NEEDED: MSL rating] | — |
| RoHS 状态 | Compliant | Compliant |
| Terminal Form | Gull Wing | — |
| Package Code | TFQFP (Thin Fine-pitch QFP) | — |
| No Missing Codes | 18 bits (guaranteed) | 16 bit (ensured) |
| Number of Channels | — | 4 |
| Input Signal Range | — | ±VREF (selectable per channel) |
| Output Interface | — | Parallel, 3-state |
| 电源电压 | — | ±5 V |
| Power Dissipation | — | 200 mW (typ) |
| Maximum Integral Nonlinearity (INL) | — | ±4 LSB (I grade) |
| Max Offset Error | — | 1 mV |
| 工作温度 | — | -40°C to +85°C (Industrial) |
| 安装类型 | — | Surface Mount |
| Sample-and-Hold | — | Internal (inherent to capacitive DAC) |