LTC2240IUP-12#TRPBF

Product Overview

Category

The LTC2240IUP-12#TRPBF belongs to the category of high-speed analog-to-digital converters (ADCs).

Use

This product is primarily used for converting analog signals into digital data in various applications such as communications, instrumentation, and test equipment.

Characteristics

• High-speed: The LTC2240IUP-12#TRPBF offers a fast conversion rate, making it suitable for applications that require real-time signal processing.
• High resolution: It provides a high-resolution output, ensuring accurate representation of the input analog signal.
• Low power consumption: This ADC is designed to operate with low power consumption, making it energy-efficient.
• Wide input voltage range: The LTC2240IUP-12#TRPBF can handle a wide range of input voltages, allowing it to accommodate different signal levels.
• Low noise: It has a low noise floor, enabling it to capture even small amplitude signals accurately.

Package

The LTC2240IUP-12#TRPBF comes in a compact 48-pin QFN package, which provides good thermal performance and ease of integration into circuit boards.

Essence

The essence of the LTC2240IUP-12#TRPBF lies in its ability to convert analog signals into digital data with high speed, accuracy, and low power consumption.

Packaging/Quantity

This product is typically sold in reels, with each reel containing a specific quantity of LTC2240IUP-12#TRPBF units. The exact quantity may vary depending on the manufacturer or distributor.

Specifications

• Resolution: 12 bits
• Sampling Rate: Up to 200 Mega-Samples per Second (MSPS)
• Input Voltage Range: ±1 V
• Power Supply: +3.3 V
• Operating Temperature Range: -40°C to +85°C
• Interface: Serial LVDS (Low-Voltage Differential Signaling)

Detailed Pin Configuration

The LTC2240IUP-12#TRPBF has a total of 48 pins. The pin configuration is as follows:

1. VDDA: Analog Power Supply
2. VREF: Reference Voltage Input
3. VIN(-): Negative Analog Input
4. VIN(+): Positive Analog Input
5. GND: Ground
6. CLK(-): Negative Clock Input
7. CLK(+): Positive Clock Input
8. CS#: Chip Select Input
9. SDATA: Serial Data Output
10. SCLK: Serial Clock Output
11. DCO: Duty Cycle Stabilizer Output
12. DGND: Digital Ground 13-48. Reserved/Not Connected

Functional Features

• High-Speed Conversion: The LTC2240IUP-12#TRPBF can perform high-speed analog-to-digital conversion at rates up to 200 MSPS.
• Low Power Consumption: It operates with low power consumption, making it suitable for battery-powered applications.
• Serial LVDS Interface: The ADC utilizes a serial LVDS interface for efficient data transfer and compatibility with various digital systems.
• Integrated Duty Cycle Stabilizer: The built-in duty cycle stabilizer ensures accurate conversion even in the presence of clock jitter or variations.

Advantages and Disadvantages

Advantages

• High-speed conversion enables real-time signal processing.
• High resolution provides accurate representation of analog signals.
• Low power consumption makes it energy-efficient.
• Wide input voltage range accommodates different signal levels.
• Low noise floor captures small amplitude signals accurately.

Disadvantages

• Limited to 12-bit resolution, which may not be sufficient for some applications requiring higher precision.
• Requires an external reference voltage for operation.

Working Principles

The LTC2240IUP-12#TRPBF utilizes a successive approximation register (SAR) architecture for analog-to-digital conversion. It samples the input analog signal, compares it to a reference voltage, and generates a digital output based on the comparison result. The ADC's internal circuitry ensures accurate conversion by minimizing errors caused by noise, non-linearity, and other factors.

Detailed Application Field Plans

The LTC2240IUP-12#TRPBF can be applied in various fields, including:

1. Communications: Used in wireless communication systems for digitizing received signals or generating digital signals for transmission.
2. Instrumentation: Employed in test and measurement equipment to convert analog signals from sensors or instruments into digital data for analysis and processing.
3. Medical Imaging: Utilized in medical imaging devices to convert analog signals from sensors or detectors into digital images for diagnosis and analysis.
4. Radar Systems: Integrated into radar systems for capturing and processing analog radar signals, enabling target detection and tracking.

Detailed and Complete Alternative Models

1. LTC2208: 16-bit high-speed ADC with similar characteristics and package.