LTC2257CUJ-12 vs LTC2256CUJ-14 比較
詳細並排比較 LTC2257CUJ-12 由 Analog Devices 與 LTC2256CUJ-14 由 Analog Devices. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
Analog Devices
LTC2257CUJ-12 - 12-Bit 40Msps Ultralow Power 1.8V ADC | Analog Devices
LTC2257CUJ-12 ✓ 啟用中規格比較
| 參數 | LTC2257CUJ-12 | LTC2256CUJ-14 |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 類別 | ADC/DAC | ADC/DAC |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 解析度 | 12 bits | 14 bit |
| Sample Rate | 40 Msps | 25 Msps |
| Architecture | Pipelined, 1 channel | Pipelined |
| Supply Voltage (Analog) | 1.8 V (single) | — |
| Supply Voltage (Digital Output) | 1.2 V to 1.8 V (separate rail) | — |
| Power Dissipation | 79 mW at 40 Msps | 35 mW at 25 Msps |
| Input Range | 1 V P-P to 2 V P-P (selectable) | 1 Vp-p to 2 Vp-p (selectable, differential) |
| Input Bandwidth | 800 MHz full-power | — |
| INL (Typical) | +/-0.3 LSB | — |
| DNL (Typical) | +/-0.1 LSB | — |
| Transition Noise | 0.3 LSB RMS | 1.13 LSB RMS |
| Missing Codes | None over temperature | — |
| Output Formats | CMOS, DDR CMOS, DDR LVDS (selectable) | — |
| 工作溫度 | -40C to +85C | 0C to +70C (commercial C-grade) |
| 封裝 | 40-QFN (6 mm x 6 mm) | 40-QFN (6 mm x 6 mm) |
| Configuration Interface | SPI serial port | Serial SPI port |
| Special Features | Clock duty-cycle stabilizer, output randomizer, shutdown and nap modes | — |
| Number of Inputs | — | 1 |
| 供應電壓 | — | 1.8 V (single) |
| INL | — | ±1 LSB (typical) |
| DNL | — | ±0.3 LSB (typical) |
| SNR | — | 73 dB |
| Input Bandwidth (Full Power) | — | 800 MHz |
| Digital Output Modes | — | Full-rate CMOS, DDR CMOS, DDR LVDS (selectable) |
| Output Supply Range (CMOS) | — | 1.2 V to 1.8 V |
| Pin/Package Code | — | UJ (QFN-40, 6x6 mm) |
| Power-Saving Modes | — | Nap mode, full shutdown |
| Optional Features | — | Clock duty-cycle stabilizer, data output randomizer |
| 安裝類型 | — | Surface Mount |
| RoHS 狀態 | — | Compliant (PBF suffix) |