Overview
The LTC2256CUJ-14#TRPBF is a 14-bit, 25Msps analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is part of the LTC2256 family, designed for digitizing high-frequency, wide dynamic range signals. It is particularly suited for demanding communications applications due to its excellent AC performance and low power consumption.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | LTC2256CUJ-14#TRPBF |
| Description | IC ADC 14BIT 25MSPS 1.8V 40-QFN |
| Number of Bits | 14 |
| Sampling Rate (Per Second) | 25M |
| Voltage - Supply, Digital/Analog | 1.7 V ~ 1.9 V |
| Package / Case | 40-WFQFN Exposed Pad |
| Operating Temperature | -40°C ~ 85°C |
| Number of Inputs | 1 |
| Input Type | Differential |
| Reference Type | External, Internal |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- 74dB Signal-to-Noise Ratio (SNR) and 88dB Spurious Free Dynamic Range (SFDR)
- Low power consumption: 81mW/49mW/35mW
- Single 1.8V supply
- CMOS, DDR CMOS, or DDR LVDS outputs
- Selectable input ranges: 1V P-P to 2V P-P
- 800MHz full-power bandwidth sample-and-hold (S/H)
- Optional data output randomizer and clock duty cycle stabilizer
- Shutdown and nap modes for power management
- Serial SPI port for configuration
- Pin compatible with 14-bit and 12-bit versions
- Ultralow jitter of 0.17ps RMS
Applications
- Communications
- Cellular Base Stations
- Software Defined Radios
- Portable Medical Imaging
- Multi-Channel Data Acquisition
- Nondestructive Testing
Q & A
- What is the sampling rate of the LTC2256CUJ-14#TRPBF?
The sampling rate is 25 Msps. - What is the resolution of the LTC2256CUJ-14#TRPBF?
The resolution is 14 bits. - What are the available output formats for the LTC2256CUJ-14#TRPBF?
The outputs can be CMOS, DDR CMOS, or DDR LVDS. - What is the operating temperature range of the LTC2256CUJ-14#TRPBF?
The operating temperature range is -40°C to 85°C. - Is the LTC2256CUJ-14#TRPBF lead-free and RoHS compliant?
Yes, it is lead-free and RoHS compliant. - What are the selectable input ranges for the LTC2256CUJ-14#TRPBF?
The selectable input ranges are from 1V P-P to 2V P-P. - Does the LTC2256CUJ-14#TRPBF have power-saving modes?
Yes, it has shutdown and nap modes for power management. - What is the full-power bandwidth of the sample-and-hold (S/H) circuit?
The full-power bandwidth of the S/H circuit is 800MHz. - Is there an optional clock duty cycle stabilizer available?
Yes, there is an optional clock duty cycle stabilizer available. - How many inputs does the LTC2256CUJ-14#TRPBF have?
The device has one input.
