MC68HC908JL3ECDW

Product Overview

• Category: Microcontroller
• Use: Embedded systems, control applications
• Characteristics: Low power consumption, high performance, compact size
• Package: CDIP (Ceramic Dual In-line Package)
• Essence: 8-bit microcontroller with integrated peripherals
• Packaging/Quantity: Available in tape and reel packaging, quantity varies

Specifications

• Architecture: 8-bit
• Clock Speed: Up to 8 MHz
• Flash Memory: 4 KB
• RAM: 256 bytes
• Operating Voltage: 2.7V to 5.5V
• I/O Pins: 20
• Timers: 2 x 8-bit, 1 x 16-bit
• Communication Interfaces: SPI, I2C, UART
• Analog-to-Digital Converter: 10-bit, 8 channels

Detailed Pin Configuration

The MC68HC908JL3ECDW microcontroller has a total of 20 pins. The pin configuration is as follows:

1. VDD - Power supply voltage
2. VSS - Ground
3. RESET - Reset input
4. IRQ - Interrupt request input
5. PT0 - Port T0
6. PT1 - Port T1
7. PT2 - Port T2
8. PT3 - Port T3
9. PT4 - Port T4
10. PT5 - Port T5
11. PT6 - Port T6
12. PT7 - Port T7
13. PTA0 - Port A0
14. PTA1 - Port A1
15. PTA2 - Port A2
16. PTA3 - Port A3
17. PTA4 - Port A4
18. PTA5 - Port A5
19. PTA6 - Port A6
20. PTA7 - Port A7

Functional Features

• Integrated 8-bit CPU with a wide range of instructions
• Low power consumption for energy-efficient applications
• Multiple communication interfaces for easy integration with other devices
• On-chip analog-to-digital converter for sensor interfacing
• Flexible I/O pins for versatile connectivity options
• Built-in timers for precise timing control
• Flash memory for program storage and EEPROM for data storage

Advantages and Disadvantages

Advantages: - Compact size makes it suitable for space-constrained applications - Low power consumption extends battery life - Wide range of integrated peripherals simplifies system design - Cost-effective solution for embedded control applications

Disadvantages: - Limited processing power compared to higher-bit microcontrollers - Limited memory capacity may restrict complex application development

Working Principles

The MC68HC908JL3ECDW microcontroller operates based on the Von Neumann architecture. It executes instructions fetched from its internal flash memory using an 8-bit CPU. The CPU communicates with various peripherals, such as timers, communication interfaces, and the analog-to-digital converter, to perform desired tasks. The microcontroller can be programmed using a suitable development environment and software tools.

Detailed Application Field Plans

The MC68HC908JL3ECDW microcontroller finds applications in various fields, including:

1. Home automation systems
2. Industrial control systems
3. Automotive electronics
4. Medical devices
5. Consumer electronics
6. Internet of Things (IoT) devices

Its compact size, low power consumption, and integrated peripherals make it suitable for these applications, where space, power efficiency, and connectivity are crucial.

Detailed and Complete Alternative Models

1. MC68HC908JL3ECPDW
2. MC68HC908JL3ECPE
3. MC68HC908JL3ECPEW
4. MC68HC908JL3ECPEWL
5. MC68HC908JL3ECPEWR

These alternative models offer similar functionality and characteristics, providing options for different package types or additional features.

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