Overview
The LTC2220IUP-1 is a high-performance, 12-bit analog-to-digital converter (ADC) designed by Analog Devices Inc. This device is optimized for digitizing high-frequency, wide dynamic range signals, making it ideal for demanding communications and other high-speed applications. The LTC2220IUP-1 operates at a sampling rate of 185 Msps, ensuring precise and rapid conversion of analog signals to digital data.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Resolution | 12 | 12 | 12 | Bits | |
| Sampling Frequency | 1 | 185 | 185 | MHz | |
| Analog Supply Voltage | 3.1 | 3.3 | 3.5 | V | |
| Output Supply Voltage (LVDS) | 3 | 3.3 | 3.6 | V | |
| Analog Input Range (Differential) | 3.1V < VDD < 3.5V | ±0.5 | ±1 | ±1 | V |
| Analog Input Common Mode (Differential) | 3.1V < VDD < 3.5V | 1 | 1.6 | 1.9 | V |
| Analog Input Leakage Current | 0 < AIN+, AIN– < VDD | -1 | 1 | 1 | µA |
| Power Dissipation | 910 | 1221 | 1221 | mW | |
| Operating Temperature | -40 | 85 | °C |
Key Features
- High-Speed Sampling: The LTC2220IUP-1 operates at a sampling rate of 185 Msps, making it suitable for high-frequency signal processing.
- High Resolution: This ADC features a 12-bit resolution, ensuring high accuracy in digital signal representation.
- Flexible Reference: The device supports both external and internal reference options, providing flexibility in system design.
- Low Power Consumption: The LTC2220IUP-1 has low power dissipation, with shutdown and nap modes to reduce power consumption when not in active use.
- Differential and Single-Ended Inputs: The ADC supports both differential and single-ended analog input configurations.
- LVDS and CMOS Output Modes: The device offers both LVDS and CMOS output modes, providing compatibility with various digital interfaces.
- Pipelined Architecture: The pipelined ADC architecture ensures high throughput and efficient signal processing.
Applications
- Communications Systems: Ideal for demanding communications applications, including wireless base stations, software-defined radios, and other high-speed communication systems.
- Medical Imaging: Suitable for medical imaging applications such as MRI and CT scanners where high-speed and high-resolution ADCs are required.
- Test and Measurement Equipment: Used in digital storage oscilloscopes and other test and measurement equipment requiring high-speed and accurate signal conversion.
- Radar Systems: Applicable in radar systems where the conversion of high-frequency signals is critical.
- Industrial Automation: Can be used in industrial automation systems that require precise and rapid signal processing.
Q & A
- What is the sampling rate of the LTC2220IUP-1?
The LTC2220IUP-1 operates at a sampling rate of 185 Msps.
- What is the resolution of the LTC2220IUP-1?
The LTC2220IUP-1 has a 12-bit resolution.
- What are the supported analog input configurations?
The device supports both differential and single-ended analog input configurations.
- What are the output modes available for the LTC2220IUP-1?
The device offers both LVDS and CMOS output modes.
- What is the operating temperature range of the LTC2220IUP-1?
The operating temperature range is from -40°C to 85°C.
- Does the LTC2220IUP-1 support power-saving modes?
Yes, the device has shutdown and nap modes to reduce power consumption when not in active use.
- What is the typical analog supply voltage for the LTC2220IUP-1?
The typical analog supply voltage is 3.3V, with a range of 3.1V to 3.5V.
- What is the package type of the LTC2220IUP-1?
The device is packaged in a 64-WFQFN (9x9) exposed pad package.
- Is the LTC2220IUP-1 RoHS compliant?
Yes, the LTC2220IUP-1 is RoHS compliant and lead-free.
- What are some typical applications of the LTC2220IUP-1?
Typical applications include communications systems, medical imaging, test and measurement equipment, radar systems, and industrial automation.
