Overview
The LTC2285CUP#TRPBF, produced by Analog Devices Inc., is a high-performance, dual 14-bit, 125Msps low-power analog-to-digital converter (ADC). This device is designed to digitize high-frequency, wide dynamic range signals, making it ideal for demanding imaging and communications applications. It operates on a single 3V supply, enabling low power consumption, and features a separate output supply to drive logic levels from 0.5V to 3.6V.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Resolution | 14-bit | |
| Sampling Rate | 125 Msps | |
| Supply Voltage | 3V | V |
| Signal to Noise Ratio (SNR) | 72.2 dB | dB |
| Spurious Free Dynamic Range (SFDR) | 82 dB | dB |
| Differential Linearity Error | ±1.5 LSB | LSB |
| Differential Non-Linearity Error | ±0.6 LSB | LSB |
| Transition Noise | 1.3 LSB RMS | LSB RMS |
| Analog Input Range | ±0.5V to ±1V | V |
| Operating Temperature Range | -40°C to +85°C | °C |
| Package Type | 64-QFN |
Key Features
- Dual 14-bit, 125Msps ADC for high-frequency signal digitization.
- Low power operation on a single 3V supply.
- Separate output supply to drive logic levels from 0.5V to 3.6V.
- Single-ended CLK input with optional clock duty cycle stabilizer for high performance.
- Data ready output clock (CLKOUT) for latching output data.
- High AC performance with 72.2dB SNR and 82dB SFDR at the Nyquist frequency.
- Low transition noise of 1.3LSB RMS.
Applications
The LTC2285CUP#TRPBF is particularly suited for demanding imaging and communications applications. It is ideal for use in:
- High-speed data acquisition systems.
- Imaging systems requiring high dynamic range and low noise.
- Wireless communication systems where high-frequency signal processing is necessary.
- Industrial control systems that require precise and reliable data conversion.
Q & A
- What is the resolution and sampling rate of the LTC2285CUP#TRPBF?
The LTC2285CUP#TRPBF has a resolution of 14 bits and a sampling rate of 125 Msps. - What is the supply voltage for the LTC2285CUP#TRPBF?
The supply voltage is 3V. - What is the Signal to Noise Ratio (SNR) of the LTC2285CUP#TRPBF?
The SNR is 72.2 dB. - What is the Spurious Free Dynamic Range (SFDR) of the LTC2285CUP#TRPBF?
The SFDR is 82 dB. - What is the operating temperature range of the LTC2285CUP#TRPBF?
The operating temperature range is -40°C to +85°C. - What type of package does the LTC2285CUP#TRPBF come in?
The LTC2285CUP#TRPBF comes in a 64-QFN package. - What are the key applications of the LTC2285CUP#TRPBF?
The key applications include high-speed data acquisition systems, imaging systems, wireless communication systems, and industrial control systems. - Does the LTC2285CUP#TRPBF have a separate output supply?
Yes, it has a separate output supply that can drive logic levels from 0.5V to 3.6V. - What is the transition noise of the LTC2285CUP#TRPBF?
The transition noise is 1.3 LSB RMS. - Is the LTC2285CUP#TRPBF suitable for high-frequency signal processing?
Yes, it is designed for high-frequency signal processing with excellent AC performance.
