Overview
The LTC2201CUK, produced by Analog Devices Inc., is a high-performance 16-bit analog-to-digital converter (ADC) designed to digitize high-frequency, wide dynamic range signals. With a sampling rate of 20 million samples per second (Msps), this ADC is optimized for applications requiring precise and rapid signal conversion. The LTC2201 features an input frequency range up to 380MHz, making it suitable for demanding applications such as telecommunications, receivers, and spectrum analysis.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Number of Bits | 16 | |
| Sampling Rate | 20 Msps | |
| Input Type | Differential | |
| Data Interface | Parallel | |
| Architecture | Pipeline | |
| Reference Type | Internal | |
| Analog Supply Voltage | 3.135V to 3.465V | V |
| Digital Supply Voltage | 3.135V to 3.465V | V |
| Power Dissipation | 211 mW | mW |
| SNR (Signal to Noise Ratio) | 81.6 dB | dB |
| SFDR (Spurious Free Dynamic Range) | 100 dB | dB |
| Integral Nonlinearity (INL) | ±1.5 LSB | LSB |
| Differential Nonlinearity (DNL) | ±0.3 LSB | LSB |
| Operating Temperature | 0°C to 70°C | °C |
| Package | 48-Lead QFN (7mm x 7mm x 0.75mm w/ EP) |
Key Features
- High Sampling Rate: 20 Msps sampling rate for high-frequency signal digitization.
- PGA Front End: Programmable gain amplifier (PGA) allows optimization of the input range (2.5V P-P or 1.667V P-P).
- High AC Performance: 81.6 dB SNR and 100 dB SFDR for high signal fidelity.
- Single 3.3V Supply: Simplifies power supply design.
- Optional Internal Dither and Data Output Randomizer: Enhances signal quality and reduces noise.
- Clock Duty Cycle Stabilizer: Ensures high performance across a wide range of clock duty cycles.
- Out-of-Range Indicator: Alerts when the input signal exceeds the ADC's range.
- Pin Compatible Family: Compatible with other LTC220x series ADCs.
- CMOS Output Swing: Output swing can range from 0.5V to 3.6V.
Applications
- Telecommunications: Ideal for high-speed data conversion in telecom systems.
- Receivers: Used in various receiver applications requiring high signal fidelity.
- Cellular Base Stations: Suitable for the demanding signal processing needs of cellular base stations.
- Spectrum Analysis: High performance makes it suitable for spectrum analysis applications.
- Imaging Systems: Used in medical and other imaging systems requiring high-resolution data conversion.
- ATE (Automated Test Equipment): Used in automated test equipment for precise signal measurement and analysis.
Q & A
- What is the sampling rate of the LTC2201?
The LTC2201 has a sampling rate of 20 Msps.
- What is the resolution of the LTC2201?
The LTC2201 is a 16-bit ADC.
- What is the input frequency range of the LTC2201?
The input frequency range of the LTC2201 is up to 380MHz.
- What are the key AC performance metrics of the LTC2201?
The LTC2201 features 81.6 dB SNR and 100 dB SFDR.
- Does the LTC2201 have a PGA front end?
Yes, the LTC2201 includes a PGA front end for optimizing the input range.
- What is the power dissipation of the LTC2201?
The power dissipation of the LTC2201 is 211 mW.
- What is the operating temperature range of the LTC2201?
The operating temperature range of the LTC2201 is 0°C to 70°C.
- What package type is the LTC2201 available in?
The LTC2201 is available in a 48-Lead QFN (7mm x 7mm x 0.75mm w/ EP) package.
- Does the LTC2201 support clock duty cycle stabilization?
Yes, the LTC2201 includes an optional clock duty cycle stabilizer.
- What are some typical applications of the LTC2201?
The LTC2201 is used in telecommunications, receivers, cellular base stations, spectrum analysis, imaging systems, and ATE.
