LTC1416CG

Product Overview

Category: Integrated Circuit (IC)

Use: LTC1416CG is a high-speed, low-power 12-bit analog-to-digital converter (ADC) designed for precision measurement applications.

Characteristics: - High speed: LTC1416CG can convert analog signals into digital data at a rate of up to 1.25 mega samples per second (MSPS). - Low power consumption: It operates on a low supply voltage and consumes minimal power, making it suitable for battery-powered devices. - Precision: The LTC1416CG offers excellent linearity and accuracy, ensuring reliable and precise measurements. - Versatile package: It comes in a compact and robust 28-pin SSOP package, allowing for easy integration into various electronic systems. - Packaging/Quantity: The LTC1416CG is typically sold in reels of 250 units.

Specifications: - Resolution: 12 bits - Sampling Rate: Up to 1.25 MSPS - Supply Voltage: 2.7V to 5.5V - Power Consumption: 10mW (typical) - Input Range: ±Vref - Operating Temperature Range: -40°C to 85°C

Pin Configuration

The LTC1416CG features a 28-pin SSOP package with the following pin configuration:

Pin 1: VREF- Pin 2: VREF+ Pin 3: AGND Pin 4: VIN Pin 5: SENSE Pin 6: REFOUT Pin 7: REFBUF Pin 8: CLK Pin 9: CS Pin 10: SDATA Pin 11: SCLK Pin 12: DGND Pin 13: D0 Pin 14: D1 Pin 15: D2 Pin 16: D3 Pin 17: D4 Pin 18: D5 Pin 19: D6 Pin 20: D7 Pin 21: D8 Pin 22: D9 Pin 23: D10 Pin 24: D11 Pin 25: RD Pin 26: WR Pin 27: BUSY Pin 28: VCC

Functional Features

The LTC1416CG offers the following functional features:

1. High-Speed Conversion: With a maximum sampling rate of 1.25 MSPS, it enables fast and accurate data acquisition.
2. Low Power Consumption: The ADC operates on a low supply voltage and consumes minimal power, making it suitable for portable and battery-powered applications.
3. Excellent Linearity: The LTC1416CG provides exceptional linearity, ensuring precise measurement results.
4. Wide Input Range: It accepts analog input signals within the range of ±Vref, allowing for versatile signal processing.

Advantages and Disadvantages

Advantages: - High-speed conversion capability - Low power consumption - Excellent linearity and accuracy - Versatile input range

Disadvantages: - Limited resolution compared to higher-end ADCs - Requires external reference voltage (VREF)

Working Principles

The LTC1416CG utilizes successive approximation register (SAR) architecture to convert analog signals into digital data. It employs an internal sample-and-hold circuit to capture the input voltage and then performs a series of comparisons to determine the digital representation of the analog signal. The conversion process is controlled by the CLK and CS signals, and the digital output is provided through the SDATA pin.

Application Field Plans

The LTC1416CG finds applications in various fields, including but not limited to: - Industrial automation - Data acquisition systems - Medical instrumentation - Communication equipment - Test and measurement devices

Alternative Models

Here are some alternative models that offer similar functionality to the LTC1416CG: - ADC121C021: 12-bit ADC with I2C interface - MAX1241: 12-bit ADC with SPI interface - ADS7822: 12-bit ADC with parallel interface

These alternatives can be considered based on specific requirements and system compatibility.

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