Overview
The LTC2202CUK from Analog Devices Inc. is a 16-bit, 10Msps analog-to-digital converter (ADC) designed for digitizing high-frequency, wide dynamic range signals. This ADC is part of the LTC2203/LTC2202 family, which is optimized for demanding applications such as telecommunications, receivers, and cellular base stations. The LTC2202 features a pipelined architecture and is capable of handling input frequencies up to 380MHz, making it suitable for a variety of high-performance applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 16 | |
| Sampling Rate | 10 Msps | |
| Input Type | Differential | |
| Signal-to-Noise Ratio (SNR) | 81.6 dB (1 MHz input, 2.25V range, PGA = 0) | dBFS |
| Spurious Free Dynamic Range (SFDR) | 100 dB | dB |
| Full Power Bandwidth | 380 MHz | MHz |
| Analog Supply Voltage | 3.135 V to 3.465 V | V |
| Digital Supply Voltage | 3.135 V to 3.465 V | V |
| Output Supply Voltage | 0.5 V to 3.6 V | V |
| Operating Temperature Range | 0°C to 70°C | °C |
| Package | 48-WFQFN Exposed Pad |
Key Features
- PGA Front End: Allows optimization of the input range with 2.5Vpp or 1.667Vpp input ranges.
- High AC Performance: 81.6dB SNR and 100dB SFDR.
- Optional Internal Dither and Data Output Randomizer: Enhances performance in certain applications.
- Single 3.3V Supply: Simplifies power management.
- Clock Duty Cycle Stabilizer: Ensures high performance across a wide range of clock duty cycles.
- Out-of-Range Indicator: Provides status on input signal levels.
- Pin Compatible Family: Compatible with other LTC2203/LTC2202 models.
Applications
- Telecommunications: Suitable for high-speed data transmission and reception.
- Receivers: Ideal for radio frequency (RF) and other communication receivers.
- Cellular Base Stations: Used in base station equipment for cellular networks.
- Spectrum Analysis: Useful in spectrum analyzers and other measurement equipment.
- Imaging Systems: Applied in medical and industrial imaging systems.
- ATE (Automated Test Equipment): Utilized in automated testing and measurement systems.
Q & A
- What is the sampling rate of the LTC2202CUK?
The LTC2202CUK has a sampling rate of 10 Msps.
- What is the signal-to-noise ratio (SNR) of the LTC2202CUK?
The SNR of the LTC2202CUK is 81.6 dB for a 1 MHz input with a 2.25V range and PGA = 0.
- What is the full power bandwidth of the LTC2202CUK?
The full power bandwidth is 380 MHz.
- What is the operating temperature range of the LTC2202CUK?
The operating temperature range is from 0°C to 70°C.
- Does the LTC2202CUK support internal and external references?
- What is the package type of the LTC2202CUK?
The LTC2202CUK comes in a 48-WFQFN Exposed Pad package.
- Is the LTC2202CUK lead-free and RoHS compliant?
- What is the power dissipation of the LTC2202CUK?
The power dissipation is approximately 140 mW.
- Does the LTC2202CUK have an optional clock duty cycle stabilizer?
- What is the architecture of the LTC2202CUK?
The LTC2202CUK uses a pipelined architecture.
