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