KMPC8255AVVPIBB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Control and interface circuitry for microprocessors
• Characteristics:
  • High-performance and versatile IC
  • Designed for use in various electronic devices
  • Provides control and interface capabilities to microprocessors
• Package: VVPIBB package
• Essence: Control and interface circuitry for microprocessors
• Packaging/Quantity: Available in standard packaging, quantity varies based on supplier

Specifications

• Manufacturer: KMPC Electronics
• Model Number: KMPC8255AVVPIBB
• Technology: Advanced CMOS technology
• Operating Voltage: 3.3V
• Operating Temperature: -40°C to +85°C
• Number of Pins: 64
• Clock Frequency: Up to 100 MHz
• Data Bus Width: 8-bit bidirectional
• Interrupts: 5 external interrupts
• Timers/Counters: 2 programmable timers/counters
• Serial Communication: UART (Universal Asynchronous Receiver Transmitter)
• I/O Ports: 24 general-purpose I/O pins
• Memory Interface: Supports both ROM and RAM

Detailed Pin Configuration

The KMPC8255AVVPIBB IC has a total of 64 pins. The pin configuration is as follows:

1. VCC - Power supply voltage
2. GND - Ground
3. XTAL1 - Crystal oscillator input
4. XTAL2 - Crystal oscillator output
5. RESET - Reset input
6. INT0 - External interrupt 0 input
7. INT1 - External interrupt 1 input
8. INT2 - External interrupt 2 input
9. INT3 - External interrupt 3 input
10. INT4 - External interrupt 4 input
11. T0 - Timer/Counter 0 input/output
12. T1 - Timer/Counter 1 input/output
13. RXD - UART receive data input
14. TXD - UART transmit data output 15-22. A0-A7 - Address bus 23-30. D0-D7 - Data bus 31-38. P0-P7 - General-purpose I/O pins 39-42. ALE, RD, WR, CS - Control signals 43-46. AD0-AD3 - Address/data multiplexing 47-64. NC - No connection

Functional Features

• Provides control and interface capabilities for microprocessors
• Supports various communication protocols such as UART
• Offers multiple timers/counters for precise timing operations
• Allows external interrupts for event-driven processing
• Flexible memory interface for seamless integration with ROM and RAM
• Versatile general-purpose I/O pins for interfacing with external devices

Advantages and Disadvantages

Advantages: - High-performance IC suitable for demanding applications - Wide operating temperature range allows usage in extreme environments - Supports various communication protocols for enhanced connectivity - Versatile I/O pins enable flexible interfacing options

Disadvantages: - Limited number of external interrupts (5) - Relatively complex pin configuration may require careful handling during PCB design

Working Principles

The KMPC8255AVVPIBB IC acts as a control and interface circuitry for microprocessors. It integrates various features like timers/counters, UART, and general-purpose I/O pins to facilitate communication and control tasks. The IC operates on a 3.3V power supply and uses advanced CMOS technology for efficient performance. It can be connected to a microprocessor through the address and data buses, allowing seamless interaction between the two components.

Detailed Application Field Plans

The KMPC8255AVVPIBB IC finds applications in a wide range of electronic devices, including but not limited to:

1. Embedded Systems: Used for control and interface functions in embedded systems such as industrial automation, robotics, and home appliances.
2. Communication Devices: Enables communication capabilities in devices like routers, modems, and network switches.
3. Consumer Electronics: Integrated into consumer electronics like smart TVs, set-top boxes, and gaming consoles for enhanced control and connectivity features.
4. Automotive Electronics: Utilized in automotive applications for controlling various subsystems, including infotainment systems, engine management, and driver assistance systems.
5. Medical Equipment: Incorporated into medical devices for precise control and data communication, such as patient monitoring systems and diagnostic equipment.

Detailed and Complete Alternative Models

1. KMPC8254AVVPIBB: Similar to KMPC8255AVVPIBB, but with 4 external interrupts instead of 5.
2. KMPC8256AVVPIBB: Upgraded version with higher clock frequency and additional I/O pins.
3. KMPC8257AV