Microchip Technology
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পণ্যের বিবরণের জন্য স্পেসিফিকেশন দেখুন৷.
MCP23009T-E/MG
বিস্তারিত দেখুন ডেটাশিট

MCP23009T-E/MG

Introduction

The MCP23009T-E/MG is a versatile and efficient I/O expander belonging to the category of integrated circuits. This device is widely used in various electronic applications due to its unique characteristics and functional features.

Basic Information Overview

  • Category: Integrated Circuit
  • Use: I/O Expander
  • Characteristics: Versatile, Efficient
  • Package: 20-TSSOP (0.173", 4.40mm Width)
  • Essence: Expand Input/Output Ports
  • Packaging/Quantity: Tape & Reel (TR) 2500 per reel

Specifications

The MCP23009T-E/MG offers the following specifications: - 2.7V to 5.5V Operating Voltage - 8-bit Configuration - I2C Interface - High-Speed SPI Interface - 100 kHz, 400 kHz, and 1.7 MHz I2C Compatible - Three Hardware Address Pins

Detailed Pin Configuration

The MCP23009T-E/MG features a detailed pin configuration as follows: 1. A0 - Address Input 2. A1 - Address Input 3. A2 - Address Input 4. INTB - Interrupt Output B 5. INTA - Interrupt Output A 6. RESET - Reset Input 7. SCL - Serial Clock Line 8. SDA - Serial Data Line 9. VSS - Ground 10. GPA0 - General Purpose I/O Port A0 11. GPA1 - General Purpose I/O Port A1 12. GPA2 - General Purpose I/O Port A2 13. GPA3 - General Purpose I/O Port A3 14. GPA4 - General Purpose I/O Port A4 15. GPA5 - General Purpose I/O Port A5 16. GPA6 - General Purpose I/O Port A6 17. GPA7 - General Purpose I/O Port A7 18. VDD - Power Supply

Functional Features

The MCP23009T-E/MG offers the following functional features: - Bidirectional Input/Output Ports - Polarity Inversion Register - Configurable Interrupt Output Pins - Low Standby Current Consumption - Open-Drain Interrupt Output - ESD Protection Exceeds JESD 22

Advantages and Disadvantages

Advantages

  • Versatile I/O Expansion Solution
  • Low Power Consumption
  • Easy Integration with Microcontrollers

Disadvantages

  • Limited Number of I/O Ports
  • Requires External Pull-Up Resistors for I2C Communication

Working Principles

The MCP23009T-E/MG operates by providing additional input/output ports to a microcontroller through the I2C interface. It allows for seamless expansion of the available I/O ports, enabling enhanced connectivity and functionality in electronic systems.

Detailed Application Field Plans

The MCP23009T-E/MG finds extensive application in various fields, including: - Home Automation Systems - Industrial Control Systems - IoT Devices - Robotics - Consumer Electronics

Detailed and Complete Alternative Models

Some alternative models to the MCP23009T-E/MG include: - MCP23017 - PCF8574 - SX1509 - MAX7311

In conclusion, the MCP23009T-E/MG serves as an essential component in modern electronic systems, offering efficient I/O expansion capabilities and seamless integration with microcontrollers.

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প্রযুক্তিগত সমাধানে MCP23009T-E/MG এর প্রয়োগ সম্পর্কিত 10টি সাধারণ প্রশ্ন ও উত্তর তালিকাভুক্ত করুন

  1. What is the maximum voltage rating for MCP23009T-E/MG?
    - The maximum voltage rating for MCP23009T-E/MG is 5.5V.

  2. How many I/O pins does MCP23009T-E/MG have?
    - MCP23009T-E/MG has 16 I/O pins.

  3. Can MCP23009T-E/MG be used with both 3.3V and 5V microcontrollers?
    - Yes, MCP23009T-E/MG is compatible with both 3.3V and 5V microcontrollers.

  4. What is the maximum frequency supported by MCP23009T-E/MG?
    - The maximum frequency supported by MCP23009T-E/MG is 100kHz.

  5. Is MCP23009T-E/MG suitable for use in automotive applications?
    - Yes, MCP23009T-E/MG is suitable for use in automotive applications.

  6. Does MCP23009T-E/MG have built-in pull-up resistors?
    - Yes, MCP23009T-E/MG has built-in programmable pull-up resistors.

  7. Can MCP23009T-E/MG be cascaded to expand the number of I/O pins?
    - Yes, MCP23009T-E/MG can be cascaded to expand the number of I/O pins.

  8. What is the operating temperature range for MCP23009T-E/MG?
    - The operating temperature range for MCP23009T-E/MG is -40°C to 125°C.

  9. Does MCP23009T-E/MG support interrupt output?
    - Yes, MCP23009T-E/MG supports interrupt output for each I/O pin.

  10. Is MCP23009T-E/MG RoHS compliant?
    - Yes, MCP23009T-E/MG is RoHS compliant.