Overview
The LTC2264-14, produced by Analog Devices Inc., is a 2-channel, simultaneous sampling 14-bit analog-to-digital converter (ADC) designed for digitizing high frequency, wide dynamic range signals. This device is particularly suited for demanding communications applications, offering exceptional AC performance and low power consumption. The LTC2264-14 features a single 1.8V supply, serial LVDS outputs, and selectable input ranges, making it versatile and efficient for various high-performance applications.
Key Specifications
| Parameter | Min | Typ | Max | Units |
|---|---|---|---|---|
| Resolution | 14 | 14 | 14 | Bits |
| Sampling Rate | 40 | Msps | ||
| SNR | 73.7 | dB | ||
| SFDR | 90 | dB | ||
| Power Consumption (Total) | 113 | mW | ||
| Power Consumption (Per Channel) | 56 | mW | ||
| Analog Supply Voltage | 1.7 | 1.8 | 1.9 | V |
| Output Supply Voltage | 1.7 | 1.8 | 1.9 | V |
| Analog Input Range | 1 | 2 | V P-P | |
| Full Power Bandwidth S/H | 800 | MHz | ||
| Package Type | 40-Pin QFN |
Key Features
- 2-Channel Simultaneous Sampling ADC
- 73.7dB Signal-to-Noise Ratio (SNR) and 90dB Spurious Free Dynamic Range (SFDR)
- Low Power Consumption: 113mW total, 56mW per channel
- Single 1.8V Supply
- Serial LVDS Outputs: 1 or 2 bits per channel
- Selectable Input Ranges: 1V P-P to 2V P-P
- 800MHz Full Power Bandwidth Sample and Hold
- Shutdown and Nap Modes for power management
- Serial SPI Port for configuration
- Pin Compatible 14-Bit and 12-Bit Versions
- 40-Pin (6mm × 6mm) QFN Package
Applications
- Communications
- Cellular Base Stations
- Software Defined Radios
- Portable Medical Imaging
- Multichannel Data Acquisition
- Nondestructive Testing
Q & A
- What is the resolution of the LTC2264-14 ADC?
The LTC2264-14 has a resolution of 14 bits.
- What is the sampling rate of the LTC2264-14?
The sampling rate of the LTC2264-14 is 40 Msps.
- What is the SNR and SFDR of the LTC2264-14?
The SNR is 73.7 dB and the SFDR is 90 dB.
- What is the power consumption of the LTC2264-14?
The total power consumption is 113 mW, with 56 mW per channel.
- What is the supply voltage for the LTC2264-14?
The supply voltage is 1.8V, with a range of 1.7V to 1.9V.
- What type of output does the LTC2264-14 use?
The LTC2264-14 uses serial LVDS outputs.
- What are the selectable input ranges for the LTC2264-14?
The input ranges are selectable from 1V P-P to 2V P-P.
- Does the LTC2264-14 have power management features?
Yes, it has shutdown and nap modes for power management.
- How is the LTC2264-14 configured?
It is configured via a serial SPI port.
- What is the package type of the LTC2264-14?
The package type is a 40-Pin QFN (6mm × 6mm).
