Overview
The LTC2255IUH#PBF is a 14-bit, 125Msps low power analog-to-digital converter (ADC) produced by Analog Devices Inc. This device is designed for digitizing high-frequency, wide dynamic range signals, making it ideal for demanding applications in imaging and communications. It operates on a single 3V supply and features low power consumption, high signal-to-noise ratio (SNR), and excellent spurious-free dynamic range (SFDR).
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 14 bits |
| Sample Rate | 125 Msps / 105 Msps |
| Supply Voltage | 2.85V to 3.4V |
| Power Consumption | 395 mW / 320 mW |
| SNR | 72.3 dB |
| SFDR | 85 dB |
| Input Range | 1 V P-P to 2 V P-P |
| Full Power Bandwidth S/H | 640 MHz |
| Package | 32-Lead QFN (5mm x 5mm x 0.75mm w/ EP) |
Key Features
- Low power operation: 395mW/320mW
- No missing codes over temperature
- Low transition noise: 1.3 LSB RMS
- Flexible input range: 1V P-P to 2V P-P
- Clock duty cycle stabilizer for high performance at full speed
- Shutdown and nap modes for power management
- Pin compatible with other family members
- Separate output supply to drive 0.5V to 3.3V logic
Applications
- Wireless and Wired Broadband Communication
- Imaging Systems
- Ultrasound
- Spectral Analysis
- Portable Instrumentation
Q & A
- What is the resolution of the LTC2255IUH#PBF? The resolution is 14 bits.
- What are the sample rates of the LTC2255IUH#PBF? The sample rates are 125 Msps and 105 Msps.
- What is the supply voltage range for the LTC2255IUH#PBF? The supply voltage range is 2.85V to 3.4V.
- How much power does the LTC2255IUH#PBF consume? The power consumption is 395 mW / 320 mW.
- What is the SNR of the LTC2255IUH#PBF? The SNR is 72.3 dB.
- What is the SFDR of the LTC2255IUH#PBF? The SFDR is 85 dB.
- What is the input range of the LTC2255IUH#PBF? The input range is 1 V P-P to 2 V P-P.
- Does the LTC2255IUH#PBF have any power-saving modes? Yes, it has shutdown and nap modes.
- What package type is the LTC2255IUH#PBF available in? It is available in a 32-Lead QFN (5mm x 5mm x 0.75mm w/ EP) package.
- What are some typical applications of the LTC2255IUH#PBF? Typical applications include wireless and wired broadband communication, imaging systems, ultrasound, spectral analysis, and portable instrumentation.
