LTC2267CUJ-14 vs LTC2268IUJ-12 对比
详细并排对比 LTC2267CUJ-14 出自 Analog Devices 和 LTC2268IUJ-12 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 | LTC2267CUJ-14 | LTC2268IUJ-12 |
|---|---|---|
| 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） | $40.99 | $14.50 |
| 分辨率 | 14 bit | 12 bits |
| Number of Channels | 2 (dual, simultaneous sampling) | 2 (dual, simultaneous sampling) |
| Sample Rate | 105 Msps | — |
| Architecture | Pipelined | Pipelined |
| Input Type | Differential, with 800 MHz full-power bandwidth S/H | Single-ended / differential (front-end driven) |
| INL | ±1 LSB (typical) | — |
| DNL | ±0.3 LSB (typical) | — |
| Missing Codes | None over temperature | None over temperature |
| Transition Noise | 1.2 LSB RMS | 0.3 LSB RMS |
| SNR | 73.4 dB | — |
| SFDR | 85 dB | — |
| Digital Output | Serial LVDS, 2-lane (or 1-lane at lower rates) | — |
| Serialization Width | 16-, 14-, or 12-bit selectable | — |
| Power per Channel | Approximately 135 mW at 105 Msps | — |
| Power Modes | Active, Nap, Shutdown | — |
| Configuration Interface | Serial SPI port | — |
| 工作温度 | 0°C to +70°C (commercial, C-grade) | — |
| 封装 | 40-pin QFN (6mm × 6mm) | 40-pin QFN (IUJ), 6x6 mm with exposed pad |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant (#PBF suffix) | Compliant (PBF / #PBF suffix) |
| Lead-Free | Yes | Yes (Pb-free #PBF suffix) |
| MSL 等级 | 1 | [DATA_NEEDED: MSL rating from datasheet] |
| Pin Compatibility | Pin-compatible with 14-bit and 12-bit LTC226x family variants | — |
| Sampling Rate (max) | — | 125 Msps |
| 电源电压 | — | 1.8 V (single) |
| Power Dissipation (per channel) | — | 230 mW (typ) |
| Analog Input Bandwidth | — | 5 MHz to 170 MHz |
| INL (typical) | — | [DATA_NEEDED: INL typ/max value in LSB] |
| DNL (typical) | — | [DATA_NEEDED: DNL typ value in LSB] |
| Digital Output Interface | — | Serial LVDS (1-lane or 2-lane DDR) |
| Output Coding | — | [DATA_NEEDED: offset binary / 2's complement] |
| 工作温度范围 | — | -40C to +85C (industrial) |