SCANSTA111SM/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: The SCANSTA111SM/NOPB is a versatile IC used for scan-based testing and debugging of digital systems. It provides an efficient and reliable solution for identifying and diagnosing faults in complex electronic circuits.

Characteristics: - High-speed scan chain architecture - Multiple test modes for comprehensive testing - Low power consumption - Compact package size - Easy integration into existing circuit designs

Package: The SCANSTA111SM/NOPB is available in a small outline package (SOP) format, which ensures easy handling and compatibility with standard PCB manufacturing processes.

Essence: The essence of the SCANSTA111SM/NOPB lies in its ability to enable efficient and accurate testing of digital systems, reducing time and effort required for fault detection and diagnosis.

Packaging/Quantity: The SCANSTA111SM/NOPB is typically sold in reels or tubes containing a specified quantity of ICs, ensuring convenient storage and transportation.

Specifications

• Supply Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 50 MHz
• Number of Test Modes: 4
• Package Type: SOP-16

Detailed Pin Configuration

The SCANSTA111SM/NOPB features a total of 16 pins, each serving a specific purpose. The pin configuration is as follows:

1. VCC: Power supply voltage input
2. GND: Ground reference
3. TDI: Test data input
4. TDO: Test data output
5. TCK: Test clock input
6. TMS: Test mode select
7. TRST#: Test reset input
8. NC: No connection
9. NC: No connection
10. NC: No connection
11. NC: No connection
12. NC: No connection
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection

Functional Features

The SCANSTA111SM/NOPB offers the following functional features:

1. Scan-Based Testing: Enables efficient testing of digital systems by serially scanning test patterns into the circuit and capturing the output responses.
2. Multiple Test Modes: Provides four different test modes, including normal, bypass, IDCODE, and boundary scan, allowing comprehensive testing and debugging capabilities.
3. Built-in Test Logic: Incorporates internal test logic that facilitates fault detection and diagnosis, enhancing the overall testing efficiency.
4. Low Power Consumption: Designed to operate with low power consumption, making it suitable for battery-powered devices and energy-efficient applications.
5. Easy Integration: The IC can be easily integrated into existing circuit designs, minimizing design modifications and simplifying the testing process.

Advantages and Disadvantages

Advantages: - Efficient and accurate testing of digital systems - Multiple test modes for comprehensive testing - Low power consumption - Easy integration into existing circuit designs

Disadvantages: - Limited maximum clock frequency (50 MHz) - Restricted number of pins for general-purpose use

Working Principles

The SCANSTA111SM/NOPB operates based on the principle of scan-based testing. It utilizes a serial shift register to input test patterns into the circuit under test. These patterns are then propagated through the circuit, and the resulting outputs are captured and compared against expected values. By analyzing any discrepancies between the actual and expected outputs, faults and errors within the circuit can be identified and diagnosed.

Detailed Application Field Plans

The SCANSTA111SM/NOPB finds extensive application in various fields, including: 1. Electronics Manufacturing: Used during the production and testing of digital systems to ensure their functionality and reliability. 2. Embedded Systems Development: Facilitates the debugging and verification of complex embedded systems, aiding in the identification of faults and errors. 3. Telecommunications: Enables efficient testing and maintenance of communication equipment, ensuring uninterrupted service and optimal performance. 4. Automotive Electronics: Supports the testing and diagnosis of electronic components in automotive systems, enhancing safety and reliability.

Detailed and Complete Alternative Models

1. SCANSTA112SM/NOPB: Similar to the SCANSTA111SM/NOPB, but with additional features for enhanced testing capabilities.
2. SCANSTA110SM/NOPB: A lower-cost alternative with basic scan-based testing functionality.
3. SCANSTA113SM/NOPB: A higher-performance model with increased clock frequency and advanced test modes.

Note: The above list is not exhaustive, and there may be other alternative models available from different manufacturers.

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