LTC2257CUJ-14 vs LTC2256CUJ-14 Comparison
Detailed side-by-side comparison of LTC2257CUJ-14 by Analog Devices and LTC2256CUJ-14 by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Analog Devices
LTC2257CUJ-14 - 14-Bit 40Msps Ultralow Power ADC | Analog Devices
LTC2257CUJ-14 ✓ ActiveSpecification Comparison
| Parameter | LTC2257CUJ-14 | LTC2256CUJ-14 |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $10.40 | $6.90 |
| Resolution | 14 bit | 14 bit |
| Sample Rate | 40 Msps | 25 Msps |
| Architecture | Pipelined | Pipelined |
| Number of Inputs | 1 | 1 |
| Supply Voltage (Analog) | 1.8 V (typ) | — |
| Power Dissipation | 49 mW at 40 Msps | 35 mW at 25 Msps |
| Input Range (selectable) | 1 Vp-p to 2 Vp-p | — |
| Full-Power Input Bandwidth | 800 MHz | — |
| INL (typical) | ±1 LSB | — |
| DNL (typical) | ±0.3 LSB | — |
| Transition Noise | 1.13 LSB RMS | 1.13 LSB RMS |
| Missing Codes Over Temperature | None | — |
| Digital Outputs | Full-rate CMOS / DDR CMOS / DDR LVDS (selectable) | — |
| Output Supply Range (OVDD) | 1.2 V to 1.8 V | — |
| Configuration Interface | Serial SPI port | Serial SPI port |
| Power-Saving Modes | Shutdown and Nap | Nap mode, full shutdown |
| Optional Features | Data output randomizer, clock duty cycle stabilizer | Clock duty-cycle stabilizer, data output randomizer |
| Package | 40-pin QFN (6 mm × 6 mm) | 40-QFN (6 mm x 6 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Compliance | RoHS compliant (Pb-free #PBF suffix) | — |
| Supply Voltage | — | 1.8 V (single) |
| INL | — | ±1 LSB (typical) |
| DNL | — | ±0.3 LSB (typical) |
| SNR | — | 73 dB |
| Input Bandwidth (Full Power) | — | 800 MHz |
| Input Range | — | 1 Vp-p to 2 Vp-p (selectable, differential) |
| 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) |
| Operating Temperature | — | 0C to +70C (commercial C-grade) |
| RoHS Status | — | Compliant (PBF suffix) |