LTC2155CUP-12 vs LTC2145CUP-12 Comparison
Detailed side-by-side comparison of LTC2155CUP-12 by Analog Devices and LTC2145CUP-12 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
LTC2145CUP-12 - 12-Bit 125Msps Dual ADC, 1.8V, 64-QFN | Analog Devices
LTC2145CUP-12 ✓ ActiveSpecification Comparison
| Parameter | LTC2155CUP-12 | LTC2145CUP-12 |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $44.25 | $26.40 |
| Resolution | 12 bits | 12 bits |
| Number of Channels | 2 (dual) | 2 (simultaneous sampling) |
| Sampling Rate | 170 Msps | — |
| Architecture | Pipelined | Pipelined with on-chip S/H |
| SNR | 68.5 dB | 70.6 dB |
| SFDR | 90 dB | 89 dB |
| Supply Voltage | 1.8 V (single) | — |
| Power Consumption | 545 mW | — |
| Input Type | Differential | — |
| Input Range | 1.5 V peak-to-peak | — |
| Full-Power Bandwidth | 1.25 GHz | — |
| Output Interface | DDR LVDS | — |
| Package | QFN-64 (UP) 9 mm × 9 mm | 64-QFN EP (9 mm x 9 mm, exposed pad) |
| Configuration Interface | Serial SPI | — |
| Operating Temperature Range | Commercial (0C to +70C) | 0 °C to +70 °C (C grade) |
| Sample Rate | — | 125 Msps |
| Analog Supply Voltage | — | 1.8 V (single supply) |
| Digital I/O Supply | — | 1.2 V to 1.8 V (separate supply) |
| Analog Input Type | — | Differential |
| INL (typical) | — | ±0.3 LSB |
| DNL (typical) | — | ±0.1 LSB (no missing codes over temperature) |
| Transition Noise | — | 0.3 LSB RMS |
| Aperture Jitter | — | 0.08 ps RMS |
| Output Modes | — | Full-rate CMOS, DDR CMOS, DDR LVDS (selectable) |
| Mounting Type | — | Surface Mount |
| RoHS Status | — | Compliant (#PBF suffix indicates lead-free RoHS) |