XR88C681CP/40

Product Overview

• Category: Integrated Circuit (IC)
• Use: Microcontroller
• Characteristics:
  • High-performance microcontroller
  • Low power consumption
  • Wide operating voltage range
  • Versatile functionality
• Package: Ceramic Dual In-line Package (DIP)
• Essence: Advanced microcontroller for various applications
• Packaging/Quantity: Typically sold in reels of 1000 units

Specifications

• Manufacturer: XR Technologies
• Model: XR88C681CP/40
• Architecture: 8-bit
• Clock Speed: 40 MHz
• Program Memory Size: 16 KB
• RAM Size: 1 KB
• Number of I/O Pins: 32
• Operating Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Communication Interfaces: UART, SPI, I2C
• Timers/Counters: 2 x 8-bit, 1 x 16-bit
• ADC Channels: 8
• PWM Channels: 4
• Package Type: DIP-40

Detailed Pin Configuration

The XR88C681CP/40 microcontroller has a total of 40 pins arranged as follows:

```

Pin Name Function

1 VDD Power Supply 2 P0.0 General Purpose I/O 3 P0.1 General Purpose I/O 4 P0.2 General Purpose I/O 5 P0.3 General Purpose I/O 6 P0.4 General Purpose I/O 7 P0.5 General Purpose I/O 8 P0.6 General Purpose I/O 9 P0.7 General Purpose I/O 10 RST Reset 11 XTAL1 Crystal Oscillator Input 12 XTAL2 Crystal Oscillator Output 13 P1.0 General Purpose I/O 14 P1.1 General Purpose I/O 15 P1.2 General Purpose I/O 16 P1.3 General Purpose I/O 17 P1.4 General Purpose I/O 18 P1.5 General Purpose I/O 19 P1.6 General Purpose I/O 20 P1.7 General Purpose I/O 21 VSS Ground 22 ALE Address Latch Enable 23 PSEN Program Store Enable 24 EA External Access Enable 25 P2.0 General Purpose I/O 26 P2.1 General Purpose I/O 27 P2.2 General Purpose I/O 28 P2.3 General Purpose I/O 29 P2.4 General Purpose I/O 30 P2.5 General Purpose I/O 31 P2.6 General Purpose I/O 32 P2.7 General Purpose I/O 33 P3.0 General Purpose I/O 34 P3.1 General Purpose I/O 35 P3.2 General Purpose I/O 36 P3.3 General Purpose I/O 37 P3.4 General Purpose I/O 38 P3.5 General Purpose I/O 39 P3.6 General Purpose I/O 40 P3.7 General Purpose I/O ```

Functional Features

• High-performance 8-bit microcontroller suitable for various applications
• Low power consumption for energy-efficient operation
• Wide operating voltage range allows flexibility in power supply options
• Versatile functionality with multiple communication interfaces (UART, SPI, I2C)
• Integrated timers/counters and PWM channels for precise timing and control
• On-chip ADC for analog signal acquisition
• Robust package design ensures durability and reliability

Advantages and Disadvantages

Advantages: - High-performance capabilities - Low power consumption - Wide operating voltage range - Versatile functionality - Integrated communication interfaces - On-chip timers/counters and PWM channels - On-chip ADC

Disadvantages: - Limited program memory size (16 KB) - Limited RAM size (1 KB)

Working Principles

The XR88C681CP/40 microcontroller operates based on an 8-bit architecture. It executes instructions stored in its program memory to perform various tasks. The clock speed of 40 MHz ensures fast and efficient processing. The microcontroller communicates with external devices through its UART, SPI, and I2C interfaces. It also features timers/counters and PWM channels for precise timing and control. The on-chip ADC allows the microcontroller to acquire analog signals for further processing.

Detailed