LTC2341IUH-16 vs LTC2249IUH 对比
详细并排对比 LTC2341IUH-16 出自 Analog Devices 和 LTC2249IUH 出自 Analog Devices。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 | LTC2341IUH-16 | LTC2249IUH |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 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） | $17.50 | $20.85 |
| 分辨率 | 16 bit | 14 bits |
| Number of Channels | 2 (simultaneous sampling) | — |
| Sample Rate per Channel | 666 ksps | — |
| Architecture | SAR (Successive Approximation Register) | Pipelined |
| Input Type | Differential, wide common-mode range | — |
| Input Voltage Range (SoftSpan) | 8 software-selectable spans (per channel, per conversion) | — |
| 电源电压 | 5 V (single supply) | — |
| Reference | Internal 2.048V reference and buffer | — |
| 接口 | Pin-selectable SPI CMOS (1.8V to 5V) or LVDS serial | — |
| CMOS Output Lanes | 1 or 2 lanes (user-selectable) | — |
| 封装 | 32-pin QFN (5x5 mm, UH suffix) | 32-Pin QFN (5x5) with Exposed Pad (UH) |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度范围 | -40°C to +85°C (I grade) | -40 °C to +85 °C (industrial) |
| Temperature Grade | Industrial | — |
| Lead-Free / RoHS | Lead-free (#PBF suffix), RoHS compliant | — |
| Package Code (per datasheet) | HVQCCN, No-Lead, Square | — |
| SNR (typical) | 93.5 dB | — |
| Sample Rate | — | 80 Msps |
| Number of Input Channels | — | 1 |
| Supply Voltage (VDD) | — | 2.85 V to 3.4 V (3 V typical) |
| Power Dissipation | — | 222 mW at 80 Msps |
| SNR | — | 73 dB at 70 MHz input |
| SFDR | — | 90 dB at 70 MHz input |
| INL (typical) | — | ±1 LSB |
| DNL (typical) | — | ±0.5 LSB |
| Full-Power Analog Input Bandwidth | — | 575 MHz |
| Differential Input Range | — | 1 V to 2 V peak-to-peak |
| Data Interface | — | Parallel CMOS/TTL |
| RoHS 状态 | — | Compliant (Pb-free PBF suffix) |
| Data Output Format | — | Offset Binary / Two's Complement (selectable) |