AD7628KRZ-REEL

Product Overview

Category

The AD7628KRZ-REEL belongs to the category of analog-to-digital converters (ADCs).

Use

This product is used to convert analog signals into digital data, making it suitable for various applications in industries such as telecommunications, industrial automation, and medical equipment.

Characteristics

• High-resolution: The AD7628KRZ-REEL offers a resolution of 16 bits, ensuring accurate conversion of analog signals.
• Fast sampling rate: With a maximum sampling rate of 1 MSPS (Mega Samples Per Second), this ADC can handle high-speed data acquisition.
• Low power consumption: The device operates at low power levels, making it energy-efficient.
• Wide input voltage range: It supports a wide input voltage range, allowing for versatile signal conversion.
• Excellent linearity: The ADC exhibits excellent linearity, ensuring minimal distortion in the converted digital data.

Package and Quantity

The AD7628KRZ-REEL is available in a small form factor package, specifically the LFCSP (Lead Frame Chip Scale Package). It is supplied in reels, with each reel containing a specified quantity of units.

Specifications

• Resolution: 16 bits
• Sampling Rate: Up to 1 MSPS
• Input Voltage Range: ±10V
• Power Supply: +5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: LFCSP

Pin Configuration

The AD7628KRZ-REEL has a total of 48 pins. The pin configuration is as follows:

```

Pin Name Description

1 VDD Power Supply 2 VREF Reference Voltage 3 AGND Analog Ground 4-19 VIN[0:15] Analog Input Channels 20 DGND Digital Ground 21-28 D[0:7] Digital Output Data 29 CS Chip Select 30 SCLK Serial Clock 31 SDI Serial Data Input 32 SDO Serial Data Output 33 RDY Ready Indicator 34 CNVST Conversion Start 35 RESET Reset Input 36 PD Power-Down Mode 37 VDRIVE Drive Voltage 38 VBIAS Bias Voltage 39-48 NC No Connect ```

Functional Features

• High-speed conversion: The AD7628KRZ-REEL can perform conversions at a rate of up to 1 MSPS, enabling real-time data acquisition.
• Low noise performance: The ADC exhibits low noise levels, ensuring accurate and reliable signal conversion.
• Flexible interface options: It supports both serial and parallel interfaces, providing flexibility in system integration.
• On-chip reference: The device includes an on-chip reference voltage source, eliminating the need for external references.

Advantages

• High resolution and accuracy
• Fast sampling rate
• Low power consumption
• Wide input voltage range
• Excellent linearity

Disadvantages

• Limited number of analog input channels (16 channels)
• Requires external components for proper operation (e.g., reference voltage)

Working Principles

The AD7628KRZ-REEL operates based on the successive approximation register (SAR) architecture. It samples the analog input voltage, performs a series of comparisons, and generates a digital output representing the converted value. The internal circuitry ensures accurate conversion with minimal distortion.

Application Field Plans

The AD7628KRZ-REEL finds applications in various fields, including: 1. Telecommunications: Used for signal processing in communication systems, such as base stations and network analyzers. 2. Industrial Automation: Enables precise measurement and control in industrial automation systems, such as PLCs (Programmable Logic Controllers) and data acquisition systems. 3. Medical Equipment: Utilized in medical devices for accurate data acquisition and analysis, such as patient monitoring systems and diagnostic equipment.

Alternative Models

• AD7626: 12-bit resolution ADC with similar features but lower cost.
• AD7624: 14-bit resolution ADC with improved accuracy and performance.
• AD7622: 16-bit resolution ADC with a higher sampling rate of 2 MSPS.

These alternative models provide options with varying specifications to suit different application requirements.

In conclusion, the AD7628KRZ-REEL is a high-resolution analog-to-digital converter suitable for various industries. With its fast sampling rate, low power consumption, and excellent linearity, it offers accurate signal conversion. Its wide input voltage range and small form factor package make it versatile for different applications. However, it has a limited number of analog input channels and requires external components for proper operation. The ADC operates based on the SAR architecture and finds applications in telecommunications, industrial automation, and medical equipment. Alternative models with different specifications