Overview
The LTC1746CFW#PBF is a high-speed, 14-bit Analog to Digital Converter (ADC) designed by Analog Devices Inc. for use in data acquisition systems. This ADC is renowned for its high-resolution and fast sampling capabilities, making it ideal for applications requiring precise and rapid signal processing.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 14 |
| Sampling Rate | 25 Msps (Mega samples per second) |
| Input Type | Single differential input |
| Data Interface | Parallel |
| Voltage Supply, Analog | 5V |
| Voltage Supply, Digital | 5V (separate digital output power supply can be operated from 0.5V to 5V) |
| Operating Temperature Range | 0°C to 70°C |
| Signal-to-Noise Ratio (SNR) | 77.5dB (3.2V range), 74dB (2V range) |
| Spurious Free Dynamic Range (SFDR) | 91dB (3.2V range), 96dB (2V range) |
| Input Ranges | ±1V or ±1.6V (pin selectable and resistor programmable) |
| Package | 48-Lead TSSOP |
Key Features
- High-resolution 14-bit ADC with a sampling rate of 25 Msps.
- Pipelined architecture for efficient conversion and minimal latency.
- Single differential input with selectable input ranges of ±1V or ±1.6V.
- Parallel data interface for rapid data transfer.
- Dual voltage supply operation for analog and digital circuits.
- Low power dissipation of 390mW.
- Ultralow jitter of 0.3ps RMS, enabling undersampling with excellent noise performance.
- Compatible with 5V, 3V, and 2V logic systems.
- Robust 48-TSSOP package for surface mount applications.
Applications
- High-speed data acquisition systems.
- Medical imaging systems.
- Telecommunications and communication systems.
- Cellular base stations.
- Spectrum analysis and imaging systems.
- Instrumentation and control systems.
Q & A
- What is the resolution and sampling rate of the LTC1746CFW#PBF? The LTC1746CFW#PBF is a 14-bit ADC with a sampling rate of 25 Msps.
- What are the input ranges for the LTC1746CFW#PBF? The input ranges are ±1V or ±1.6V, which are pin selectable and resistor programmable.
- What is the operating temperature range of the LTC1746CFW#PBF? The operating temperature range is 0°C to 70°C.
- What type of package does the LTC1746CFW#PBF come in? It comes in a 48-Lead TSSOP package.
- Is the LTC1746CFW#PBF compatible with different logic systems? Yes, it is compatible with 5V, 3V, and 2V logic systems.
- What is the power dissipation of the LTC1746CFW#PBF? The power dissipation is 390mW.
- Does the LTC1746CFW#PBF have any specific noise performance features? Yes, it has ultralow jitter of 0.3ps RMS, enabling excellent noise performance during undersampling.
- What are some common applications of the LTC1746CFW#PBF? Common applications include high-speed data acquisition, medical imaging, telecommunications, and instrumentation and control systems.
- Is the LTC1746CFW#PBF currently in production? Yes, the LTC1746CFW#PBF is in active production and not currently nearing discontinuation.
- How does the pipelined architecture of the LTC1746CFW#PBF benefit its performance? The pipelined architecture minimizes latency and enhances the efficiency of the conversion process.
