Overview
The LTC2192CUKG, produced by Analog Devices Inc., is a 16-bit, dual-channel, simultaneous sampling analog-to-digital converter (ADC) designed for digitizing high-frequency, wide dynamic range signals. This component is particularly suited for demanding communications applications, offering exceptional AC performance with a signal-to-noise ratio (SNR) of 77dB and a spurious free dynamic range (SFDR) of 90dB. The LTC2192 features ultralow jitter of 0.07ps RMS, enabling the undersampling of IF frequencies with excellent noise performance.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 16 | |
| Number of Channels | 2 | |
| Sampling Frequency | 5 - 65 | MHz |
| Signal-to-Noise Ratio (SNR) | 77 | dB |
| Spurious Free Dynamic Range (SFDR) | 90 | dB |
| Jitter | 0.07 | ps RMS |
| Analog Supply Voltage | 1.7 - 1.9 | V |
| Digital Supply Voltage | 1.7 - 1.9 | V |
| Analog Supply Current | 99 - 109 | mA |
| Digital Supply Current | 10.2 - 39.6 | mA |
| Input Resistance | 10 kΩ | |
| Input Capacitance | 3.5 pF | |
| Package Type | 52-Pin QFN (7mm x 8mm x 0.75mm w/ EP) | |
| Operating Temperature | 0°C - 70°C |
Key Features
- 2-channel, simultaneous sampling ADC
- Serial LVDS outputs: 1, 2, or 4 bits per channel
- Low power consumption: 198mW total (99mW per channel)
- Single 1.8V supply voltage
- Selectable input ranges: 1V P-P to 2V P-P
- 550MHz full-power bandwidth S/H
- Shutdown and nap modes for power management
- Serial SPI port for configuration
- Internal clock duty cycle stabilizer for high performance across various clock duty cycles
- Optional internal termination and adjustable output levels for LVDS drivers
Applications
- Communications
- Cellular Base Stations
- Software-Defined Radios
- Portable Medical Imaging
- Multi-Channel Data Acquisition
- Nondestructive Testing
Q & A
- What is the sampling frequency of the LTC2192CUKG?
The sampling frequency of the LTC2192CUKG ranges from 5 MHz to 65 MHz.
- What is the signal-to-noise ratio (SNR) of the LTC2192CUKG?
The SNR of the LTC2192CUKG is 77 dB.
- What is the spurious free dynamic range (SFDR) of the LTC2192CUKG?
The SFDR of the LTC2192CUKG is 90 dB.
- What is the jitter performance of the LTC2192CUKG?
The LTC2192CUKG has an ultralow jitter of 0.07 ps RMS.
- What are the power supply requirements for the LTC2192CUKG?
The LTC2192CUKG operates on a single 1.8V supply voltage for both analog and digital supplies.
- What is the package type of the LTC2192CUKG?
The LTC2192CUKG is packaged in a 52-Pin QFN (7mm x 8mm x 0.75mm w/ EP).
- What are the typical applications of the LTC2192CUKG?
The LTC2192CUKG is used in communications, cellular base stations, software-defined radios, portable medical imaging, multi-channel data acquisition, and nondestructive testing.
- Does the LTC2192CUKG support simultaneous sampling?
Yes, the LTC2192CUKG supports simultaneous sampling of its two channels.
- What is the input resistance of the LTC2192CUKG?
The input resistance of the LTC2192CUKG is 10 kΩ.
- Does the LTC2192CUKG have internal termination for LVDS outputs?
Yes, the LTC2192CUKG has optional internal termination for LVDS outputs.
