Overview
The LTC2150IUJ-14 is a high-performance, 14-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This single-channel ADC is designed to digitize high-frequency, wide dynamic range signals, making it ideal for demanding applications in communications, medical imaging, and high-definition video.
The device operates at a sampling rate of 170 Msps and features a 1.25 GHz full power bandwidth sample-and-hold (S/H) amplifier, enabling it to undersample high frequencies with excellent performance. It is powered by a single 1.8V supply and offers low power consumption with options for sleep and nap modes.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 14 | |
| Sampling Rate | 170 Msps | |
| Input Type | Differential | |
| Data Interface | DDR LVDS, Parallel/Serial (SPI) | |
| Supply Voltage (Analog/Digital) | 1.7 V to 1.9 V | V |
| Operating Temperature | -40°C to 85°C | °C |
| Package | 40-WFQFN Exposed Pad | |
| SNR | 70 dB | dB |
| SFDR | 90 dB | dB |
| Integral Linearity Error (INL) | ±0.85 LSB (typ) | LSB |
| Differential Linearity Error (DNL) | ±0.25 LSB (typ) | LSB |
| Transition Noise | 1.82 LSB RMS | LSB |
Key Features
- High-speed sampling at 170 Msps with 14-bit resolution.
- 1.25 GHz full power bandwidth sample-and-hold (S/H) amplifier.
- Low power consumption: 356 mW total power at full speed.
- Single 1.8V supply voltage.
- DDR LVDS outputs for high-speed data transfer.
- Easy-to-drive 1.5V p-p input range.
- Optional clock duty cycle stabilizer for high performance across various clock duty cycles.
- Low power sleep and nap modes for energy efficiency.
- Serial SPI port for configuration.
- Pin-compatible with 12-bit versions.
Applications
- Communications: cellular base stations, software-defined radios.
- Medical Imaging: high-resolution imaging systems.
- High Definition Video: video capture and processing.
- Testing and Measurement Instruments: high-speed data acquisition systems.
Q & A
- What is the sampling rate of the LTC2150IUJ-14?
The LTC2150IUJ-14 samples at a rate of 170 Msps.
- What is the resolution of the LTC2150IUJ-14?
The LTC2150IUJ-14 has a 14-bit resolution.
- What is the input type of the LTC2150IUJ-14?
The input type is differential.
- What data interfaces does the LTC2150IUJ-14 support?
The device supports DDR LVDS and parallel/serial (SPI) interfaces.
- What is the supply voltage range for the LTC2150IUJ-14?
The supply voltage range is 1.7 V to 1.9 V.
- What is the operating temperature range of the LTC2150IUJ-14?
The operating temperature range is -40°C to 85°C.
- What package type is the LTC2150IUJ-14 available in?
The device is available in a 40-WFQFN Exposed Pad package.
- What is the SNR of the LTC2150IUJ-14?
The signal-to-noise ratio (SNR) is 70 dB.
- What is the SFDR of the LTC2150IUJ-14?
The spurious free dynamic range (SFDR) is 90 dB.
- Does the LTC2150IUJ-14 have low power modes?
Yes, it has low power sleep and nap modes for energy efficiency.
