Overview
The LTC2180IUP is a high-performance, 16-bit, dual-channel analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This device is designed for simultaneous sampling of high-frequency, wide dynamic range signals, making it ideal for demanding applications in communications, medical imaging, and data acquisition.
The LTC2180IUP operates at a sampling rate of 25 Msps and features low power consumption, with a total power dissipation of 78 mW and 39 mW per channel. It supports a single 1.8V supply and offers various output formats including full rate CMOS, Double Data Rate CMOS, and Double Data Rate LVDS.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 16 | Bits |
| Sampling Rate | 25 | MSPS |
| Number of Inputs | 2 | - |
| Input Type | Differential | - |
| Signal-to-Noise Ratio (SNR) | 77 | dB |
| Spurious Free Dynamic Range (SFDR) | 90 | dB |
| Jitter | 0.07 | psRMS |
| Integral Linearity Error (INL) | ±2 | LSB |
| Differential Linearity Error (DNL) | ±0.5 | LSB |
| Offset Error | ±1.5 | mV |
| Gain Error | ±1.5 | mV |
| Supply Voltage | 1.7V to 1.9V | V |
| Operating Temperature | -40°C to 85°C | °C |
| Package | 64-WFQFN Exposed Pad | - |
Key Features
- Simultaneous sampling of two channels
- Low power consumption: 78 mW total, 39 mW per channel
- Single 1.8V supply
- Selectable input ranges: 1VP-P to 2VP-P
- 550 MHz full power bandwidth sample-and-hold
- Optional data output randomizer and clock duty cycle stabilizer
- Shutdown and nap modes for power management
- Serial SPI port for configuration
- CMOS, DDR CMOS, or DDR LVDS digital outputs
- Ultralow jitter of 0.07 psRMS
Applications
- Communications: cellular base stations, software-defined radios
- Portable medical imaging
- Multi-channel data acquisition
- Nondestructive testing
Q & A
- What is the sampling rate of the LTC2180IUP?
The LTC2180IUP operates at a sampling rate of 25 Msps.
- How many channels does the LTC2180IUP support?
The LTC2180IUP supports two simultaneous sampling channels.
- What is the resolution of the LTC2180IUP?
The LTC2180IUP has a resolution of 16 bits.
- What are the supported output formats of the LTC2180IUP?
The LTC2180IUP supports full rate CMOS, Double Data Rate CMOS, and Double Data Rate LVDS output formats.
- What is the power consumption of the LTC2180IUP?
The total power dissipation of the LTC2180IUP is 78 mW, with 39 mW per channel.
- What is the operating temperature range of the LTC2180IUP?
The operating temperature range of the LTC2180IUP is -40°C to 85°C.
- What package type does the LTC2180IUP come in?
The LTC2180IUP comes in a 64-WFQFN Exposed Pad package.
- What are some typical applications of the LTC2180IUP?
Typical applications include communications, portable medical imaging, multi-channel data acquisition, and nondestructive testing.
- Does the LTC2180IUP support differential or single-ended inputs?
The LTC2180IUP supports both differential and single-ended inputs.
- What is the signal-to-noise ratio (SNR) of the LTC2180IUP?
The SNR of the LTC2180IUP is 77 dB.
