LC87F2708AUMD-AH

Product Overview

Category: Microcontroller
Use: Embedded systems, control applications
Characteristics: High-performance, low-power consumption
Package: UMD (Ultra Miniature Package)
Essence: Advanced microcontroller with integrated peripherals
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

• CPU: 8-bit RISC
• Clock Speed: Up to 20 MHz
• Program Memory: 8 KB Flash
• Data Memory: 256 bytes RAM
• I/O Ports: 16
• Timers/Counters: 2 x 8-bit, 1 x 16-bit
• Serial Communication: UART, SPI, I2C
• Analog-to-Digital Converter (ADC): 10-bit, 8 channels
• Operating Voltage: 2.7V - 5.5V
• Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The LC87F2708AUMD-AH microcontroller has a total of 20 pins, which are assigned as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VDD | Power Supply (2.7V - 5.5V) | | 2 | P00 | General Purpose I/O | | 3 | P01 | General Purpose I/O | | 4 | P02 | General Purpose I/O | | 5 | P03 | General Purpose I/O | | 6 | P04 | General Purpose I/O | | 7 | P05 | General Purpose I/O | | 8 | P06 | General Purpose I/O | | 9 | P07 | General Purpose I/O | | 10 | RESET | Reset Input | | 11 | XTAL1 | Crystal Oscillator Input | | 12 | XTAL2 | Crystal Oscillator Output | | 13 | P10 | General Purpose I/O | | 14 | P11 | General Purpose I/O | | 15 | P12 | General Purpose I/O | | 16 | P13 | General Purpose I/O | | 17 | P14 | General Purpose I/O | | 18 | P15 | General Purpose I/O | | 19 | VSS | Ground | | 20 | AVREF | Analog Reference Voltage |

Functional Features

• High-performance 8-bit RISC CPU for efficient processing
• Low-power consumption for extended battery life in portable applications
• Integrated peripherals such as UART, SPI, and I2C for versatile communication options
• 10-bit ADC for accurate analog signal conversion
• Multiple I/O ports for flexible interfacing with external devices
• Built-in timers/counters for precise timing control

Advantages and Disadvantages

Advantages: - High-performance CPU enables fast execution of instructions - Low-power consumption extends battery life in power-sensitive applications - Integrated peripherals simplify system design and reduce component count - Compact UMD package saves board space - Wide operating voltage range allows flexibility in power supply selection

Disadvantages: - Limited program memory (8 KB) may restrict the complexity of applications - Small data memory (256 bytes) may limit the amount of data that can be stored - Limited number of I/O ports may require additional external components for larger systems

Working Principles

The LC87F2708AUMD-AH microcontroller operates based on an 8-bit RISC architecture. It executes instructions stored in its program memory and interacts with external devices through its integrated peripherals. The CPU performs calculations, controls I/O operations, and manages the overall functioning of the embedded system.

Detailed Application Field Plans

The LC87F2708AUMD-AH microcontroller is suitable for various applications, including but not limited to: - Home automation systems - Industrial control systems - Consumer electronics - Automotive electronics - Medical devices - Internet of Things (IoT) devices

Detailed and Complete Alternative Models

1. LC87F2708AUMD-AJ: Similar specifications, different package (Ultra Miniature Package)
2. LC87F2708AUMD-BH: Higher program memory (16 KB Flash), similar specifications
3. LC87F2708AUMD-CH: Lower operating voltage (1.8V - 5.5V), similar specifications

These alternative models provide options with slight variations in features to cater to specific project requirements.

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