LTC2145CUP-12 vs LTC2180CUP 对比
详细并排对比 LTC2145CUP-12 出自 Analog Devices 和 LTC2180CUP 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。
Analog Devices
LTC2145CUP-12 - 12-Bit 125Msps Dual ADC, 1.8V, 64-QFN | Analog Devices
LTC2145CUP-12 ✓ 量产中规格对比
| 参数 | LTC2145CUP-12 | LTC2180CUP |
|---|---|---|
| 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） | $26.40 | $41.72 |
| 分辨率 | 12 bits | 16 bits |
| Sample Rate | 125 Msps | — |
| Number of Channels | 2 (simultaneous sampling) | 2 (simultaneous sampling) |
| Architecture | Pipelined with on-chip S/H | Pipelined |
| Analog Supply Voltage | 1.8 V (single supply) | — |
| Digital I/O Supply | 1.2 V to 1.8 V (separate supply) | — |
| Analog Input Type | Differential | — |
| INL (typical) | ±0.3 LSB | — |
| DNL (typical) | ±0.1 LSB (no missing codes over temperature) | — |
| Transition Noise | 0.3 LSB RMS | — |
| SNR | 70.6 dB | 76.8 dB at 5 MHz input |
| SFDR | 89 dB | 90 dB at 5 MHz input |
| Aperture Jitter | 0.08 ps RMS | — |
| Output Modes | Full-rate CMOS, DDR CMOS, DDR LVDS (selectable) | — |
| 工作温度范围 | 0 °C to +70 °C (C grade) | 0C to +70C |
| 封装 | 64-QFN EP (9 mm x 9 mm, exposed pad) | QFN-64 (UP) 9x9 mm with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant (#PBF suffix indicates lead-free RoHS) | Compliant |
| Part Number | — | LTC2180CUP |
| Sample Rate (per channel) | — | 25 Msps |
| Input Type | — | Differential, 1.5Vpp or 2Vpp selectable |
| Analog Input Bandwidth | — | 400 MHz |
| Channel Crosstalk | — | -110 dB |
| Power Consumption (per channel) | — | 75 mW (25 Msps) |
| Digital Output | — | CMOS or LVDS (pin selectable) |
| Integral Nonlinearity (INL) | — | 1 LSB typ |
| Reference | — | Internal (external optional) |
| 电源电压 | — | 1.7V to 1.9V (analog/digital), 3.13V to 3.47V (output driver) |