Overview
The LTC2174CUKG-12 is a high-performance, 12-bit analog-to-digital converter (ADC) produced by Analog Devices Inc. This quad-channel ADC is designed for simultaneous sampling and is optimized for digitizing high-frequency, wide dynamic range signals. It is particularly suited for demanding communications applications due to its excellent AC performance and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 12 bits |
| Sampling Rate | 105 Msps |
| Number of Channels | 4 |
| Input Range | 1V P-P to 2V P-P |
| Supply Voltage | 1.8V |
| Power Consumption | 545mW (total), 136mW per channel |
| Package Type | 52-Pin QFN (7mm x 8mm x 0.75mm with Exposed Pad) |
| Integral Linearity Error (INL) | ±0.3 LSB (typ) |
| Differential Linearity Error (DNL) | ±0.1 LSB (typ) |
| Signal-to-Noise Ratio (SNR) | 70.6 dB |
| Spurious Free Dynamic Range (SFDR) | 88 dB |
| Transition Noise | 0.3 LSB RMS |
| Full Power Bandwidth S/H | 800 MHz |
Key Features
- Simultaneous sampling of all four channels
- Serial LVDS outputs with 1 or 2 bits per channel options
- Low power consumption with shutdown and nap modes
- Selectable input ranges: 1V P-P to 2V P-P
- Internal clock duty cycle stabilizer for high performance across various clock duty cycles
- Optional internal termination and adjustable output levels for LVDS drivers
- Pin compatible with 14-bit versions
- Serial SPI port for configuration
Applications
The LTC2174CUKG-12 is ideal for demanding communications applications, including:
- High-frequency signal processing
- Wide dynamic range signal digitization
- IF (Intermediate Frequency) undersampling with excellent noise performance
- Low power, high-speed data acquisition systems
Q & A
- What is the resolution of the LTC2174CUKG-12 ADC?
The LTC2174CUKG-12 has a resolution of 12 bits.
- What is the sampling rate of the LTC2174CUKG-12?
The sampling rate is 105 Msps.
- How many channels does the LTC2174CUKG-12 have?
The LTC2174CUKG-12 has four simultaneous sampling channels.
- What is the supply voltage for the LTC2174CUKG-12?
The supply voltage is 1.8V.
- What is the power consumption of the LTC2174CUKG-12?
The total power consumption is 545mW, with 136mW per channel.
- What package type does the LTC2174CUKG-12 come in?
The LTC2174CUKG-12 comes in a 52-Pin QFN (7mm x 8mm x 0.75mm with Exposed Pad) package.
- What are the typical INL and DNL values for the LTC2174CUKG-12?
The typical Integral Linearity Error (INL) is ±0.3 LSB, and the typical Differential Linearity Error (DNL) is ±0.1 LSB.
- What is the Signal-to-Noise Ratio (SNR) of the LTC2174CUKG-12?
The SNR is 70.6 dB.
- What is the Spurious Free Dynamic Range (SFDR) of the LTC2174CUKG-12?
The SFDR is 88 dB.
- Does the LTC2174CUKG-12 support different input types?
