LTC2257CUJ-14 vs LTC2171CUKG-14 Comparison
Detailed side-by-side comparison of LTC2257CUJ-14 by Analog Devices and LTC2171CUKG-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 ✓ Active
Specification Comparison
| Parameter | LTC2257CUJ-14 | LTC2171CUKG-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 | $26.75 |
| Resolution | 14 bit | 14 bits |
| Sample Rate | 40 Msps | — |
| Architecture | Pipelined | Pipelined |
| Number of Inputs | 1 | — |
| Supply Voltage (Analog) | 1.8 V (typ) | — |
| Power Dissipation | 49 mW at 40 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 | 1.2 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 |
| Power-Saving Modes | Shutdown and Nap | Shutdown and Nap |
| Optional Features | Data output randomizer, clock duty cycle stabilizer | — |
| Package | 40-pin QFN (6 mm × 6 mm) | 52-pin QFN (7 mm × 8 mm) with EP |
| Mounting Type | Surface Mount | — |
| Compliance | RoHS compliant (Pb-free #PBF suffix) | — |
| Number of Channels | — | 4 (simultaneous sampling) |
| Sampling Rate | — | 40 Msps per channel |
| Supply Voltage | — | 1.8 V (single supply) |
| Total Power Dissipation | — | 311 mW (typ) |
| Power per Channel | — | 78 mW (typ) |
| INL (Integral Non-Linearity) | — | ±1 LSB (typ) |
| DNL (Differential Non-Linearity) | — | ±0.3 LSB (typ) |
| SFDR (Spurious-Free Dynamic Range) | — | 90 dB |
| Analog Input Bandwidth | — | 800 MHz full power |
| Input Voltage Range | — | 1 Vp-p to 2 Vp-p (selectable) |
| Digital Output Interface | — | Serial LVDS (1-lane or 2-lane) |
| Missing Codes | — | No missing codes over temperature |
| Operating Temperature Range | — | 0 °C to +70 °C (C-suffix) |
| Pin-Compatible Family | — | 12-bit and 14-bit versions (LTC2170, LTC2151, LTC2150) |