Overview
The LTC2174IUKG-12 is a 12-bit, 4-channel, simultaneous sampling analog-to-digital converter (ADC) designed by Analog Devices Inc. This device is optimized for digitizing high-frequency, wide dynamic range signals, making it ideal for demanding communications and other high-performance applications. It features a single 1.8V supply, low power consumption, and high AC performance, including 70.6dB Signal-to-Noise Ratio (SNR) and 88dB Spurious Free Dynamic Range (SFDR).
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 12 | |
| Number of Channels | 4 | |
| Sampling Rate | 105 Msps | |
| Input Type | Differential | |
| Input Range | 1V P-P to 2V P-P | |
| SNR | 70.6 dB | |
| SFDR | 88 dB | |
| Integral Linearity Error (INL) | ±0.3 LSB (typ) | |
| Differential Linearity Error (DNL) | ±0.1 LSB (typ) | |
| Power Consumption (Total) | 545mW / 439mW / 369mW | |
| Power Consumption (Per Channel) | 136mW / 110mW / 92mW | |
| Supply Voltage | 1.7V to 1.9V | V |
| Operating Temperature | -40°C to 85°C | °C |
| Package | 52-Lead QFN (7mm x 8mm x 0.75mm w/ EP) |
Key Features
- 4-channel simultaneous sampling ADC
- Low power consumption: 545mW/439mW/369mW total, 136mW/110mW/92mW 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 (S/H)
- Shutdown and nap modes for power management
- Serial SPI port for configuration
- Pin compatible with 14-bit and 12-bit versions
- Ultralow jitter of 0.15ps RMS
Applications
- Communications
- Cellular Base Stations
- Software Defined Radios
- Portable Medical Imaging
- Multichannel Data Acquisition
- Nondestructive Testing
Q & A
- What is the resolution of the LTC2174IUKG-12 ADC?
The LTC2174IUKG-12 is a 12-bit ADC.
- How many channels does the LTC2174IUKG-12 support?
The LTC2174IUKG-12 supports 4 simultaneous sampling channels.
- What is the sampling rate of the LTC2174IUKG-12?
The sampling rate of the LTC2174IUKG-12 is 105 Msps.
- What are the input ranges for the LTC2174IUKG-12?
The input ranges are selectable from 1V P-P to 2V P-P.
- What is the power consumption of the LTC2174IUKG-12?
The total power consumption is 545mW/439mW/369mW, with 136mW/110mW/92mW per channel.
- What is the operating temperature range of the LTC2174IUKG-12?
The operating temperature range is -40°C to 85°C.
- What type of package does the LTC2174IUKG-12 come in?
The LTC2174IUKG-12 comes in a 52-Lead QFN (7mm x 8mm x 0.75mm w/ EP) package.
- What are the key AC performance metrics of the LTC2174IUKG-12?
The key AC performance metrics include 70.6dB SNR and 88dB SFDR.
- Does the LTC2174IUKG-12 support serial communication?
Yes, it supports serial LVDS outputs and a serial SPI port for configuration.
- What are some typical applications of the LTC2174IUKG-12?
Typical applications include communications, cellular base stations, software defined radios, portable medical imaging, multichannel data acquisition, and nondestructive testing.
