LTC2157CUP-14 vs LTC2155CUP-14 Comparison
Detailed side-by-side comparison of LTC2157CUP-14 by Analog Devices and LTC2155CUP-14 by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | LTC2157CUP-14 | LTC2155CUP-14 |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $132.40 | $78.95 |
| Resolution | 14 bits | 14 bit |
| Number of Channels | 2 (simultaneous sampling) | 2 (dual, simultaneous sampling) |
| Sample Rate | 250 Msps per channel | — |
| Architecture | Pipelined | Pipelined |
| Input Type | Differential | Differential |
| Input Range | 1.5 Vp-p | — |
| Supply Voltage | 1.8 V (single) | — |
| Total Power Dissipation | 650 mW | — |
| SNR | 70 dB | 70.1 dB (at 100 MHz input, per family datasheet) |
| SFDR | 90 dB | 88 dB (per family datasheet) |
| Full-Power Bandwidth (S/H) | 1.25 GHz | — |
| Digital Output | DDR LVDS | — |
| Reference | Internal or external | — |
| Configuration Interface | Serial SPI port | — |
| Package | 64-QFN (9 mm x 9 mm) with exposed pad | 64-QFN (9x9 mm) with exposed pad |
| Pin/Package Code | UP (QFN-64) | — |
| Operating Temperature Range | 0C to +70C (commercial, C grade) | 0C to +70C (C suffix = commercial) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant (PBF suffix) | Compliant (PBF suffix indicates Pb-free) |
| Clock Duty Cycle Stabilizer | Optional, on-chip | — |
| Sleep/Nap Modes | Yes (low-power) | — |
| Sampling Rate | — | 170 MSPS per channel |
| Output Type | — | Parallel CMOS / DDR LVDS selectable |
| Analog Supply Voltage | — | 1.7 V to 1.9 V (1.8 V nominal) |
| Digital Supply Voltage | — | 1.7 V to 1.9 V (1.8 V nominal) |
| Analog Input Bandwidth | — | 1.4 GHz |
| Power Consumption | — | [DATA_NEEDED: total power per pair at 170 Msps] |
| MSL Level | — | [DATA_NEEDED] |