Overview
The LTC2202IUK is a high-performance 16-bit analog-to-digital converter (ADC) designed by Analog Devices Inc. This device is optimized for digitizing high-frequency, wide dynamic range signals with input frequencies up to 380 MHz. The LTC2202IUK features a pipelined architecture and operates at a sampling rate of 10 MS/s, making it suitable for demanding applications such as telecommunications, receivers, cellular base stations, spectrum analysis, imaging systems, and automated test equipment (ATE).
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 16 bits |
| Sampling Rate | 10 MS/s |
| Input Type | Differential |
| Architecture | Pipelined |
| Input Frequency Range | Up to 380 MHz |
| Signal to Noise Ratio (SNR) | 81.6 dB |
| Spurious Free Dynamic Range (SFDR) | 100 dB |
| Integral Nonlinearity (INL) | ±4 LSB |
| Differential Nonlinearity (DNL) | ±1 LSB (no missing codes) |
| Power Supply | Single 3.3 V |
| Power Dissipation | 140 mW (typical) |
| Operating Temperature Range | -40°C to 85°C |
| Package | 48-lead QFN |
Key Features
- PGA front end for optimizing input range (2.5 Vpp or 1.667 Vpp)
- Optional internal dither and data output randomizer
- Single 3.3 V supply
- Clock duty cycle stabilizer for high performance at full speed with a wide range of clock duty cycles
- Out-of-range indicator
- CMOS output swing adjustable from 0.5 V to 3.6 V
Applications
- Telecommunications
- Receivers
- Cellular base stations
- Spectrum analysis
- Imaging systems
- Automated Test Equipment (ATE)
Q & A
- What is the resolution and sampling rate of the LTC2202IUK?
The LTC2202IUK is a 16-bit ADC with a sampling rate of 10 MS/s.
- What is the input frequency range of the LTC2202IUK?
The input frequency range of the LTC2202IUK is up to 380 MHz.
- What are the key AC performance metrics of the LTC2202IUK?
The LTC2202IUK features an SNR of 81.6 dB and an SFDR of 100 dB.
- What type of power supply does the LTC2202IUK require?
The LTC2202IUK requires a single 3.3 V supply.
- What is the typical power dissipation of the LTC2202IUK?
The typical power dissipation of the LTC2202IUK is 140 mW.
- What is the operating temperature range of the LTC2202IUK?
The operating temperature range of the LTC2202IUK is from -40°C to 85°C.
- What package type is the LTC2202IUK available in?
The LTC2202IUK is available in a 48-lead QFN package.
- Does the LTC2202IUK have any optional features?
Yes, the LTC2202IUK has optional internal dither and data output randomizer features.
- What is the purpose of the PGA front end in the LTC2202IUK?
The PGA front end in the LTC2202IUK is used to optimize the input range, which can be set to 2.5 Vpp or 1.667 Vpp.
- Does the LTC2202IUK have a clock duty cycle stabilizer?
Yes, the LTC2202IUK includes a clock duty cycle stabilizer to ensure high performance at full speed with a wide range of clock duty cycles.
