MC74LVXT8051MG

Product Overview

• Category: Integrated Circuit (IC)
• Use: Microcontroller
• Characteristics: Low-voltage, high-speed CMOS technology
• Package: 44-pin plastic quad flat package (PQFP)
• Essence: A microcontroller designed for various applications requiring low power consumption and high performance.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 2.0V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 33 MHz
• Flash Memory Size: 8 KB
• RAM Size: 256 bytes
• Number of I/O Pins: 32
• Timers/Counters: 2
• Communication Interfaces: UART, SPI, I2C
• ADC Channels: 8
• PWM Outputs: 4

Detailed Pin Configuration

The MC74LVXT8051MG has a total of 44 pins. The pin configuration is as follows:

1. P1.0
2. P1.1
3. P1.2
4. P1.3
5. P1.4
6. P1.5
7. P1.6
8. P1.7
9. RST
10. P3.0
11. P3.1
12. P3.2
13. P3.3
14. P3.4
15. P3.5
16. P3.6
17. P3.7
18. XTAL2
19. XTAL1
20. GND
21. VCC
22. EA/VPP
23. ALE/PROG
24. PSEN
25. P2.7
26. P2.6
27. P2.5
28. P2.4
29. P2.3
30. P2.2
31. P2.1
32. P2.0
33. AVSS
34. AVCC
35. ADC0
36. ADC1
37. ADC2
38. ADC3
39. ADC4
40. ADC5
41. ADC6
42. ADC7
43. VREF
44. AGND

Functional Features

• Low power consumption: The MC74LVXT8051MG operates at a low supply voltage range, making it suitable for battery-powered applications.
• High-speed performance: With a maximum clock frequency of 33 MHz, the microcontroller can execute instructions quickly.
• Versatile communication interfaces: The UART, SPI, and I2C interfaces allow seamless integration with other devices.
• On-chip memory: The microcontroller features 8 KB of flash memory for program storage and 256 bytes of RAM for data storage.
• Analog-to-Digital Converter (ADC): The MC74LVXT8051MG includes an 8-channel ADC for analog signal acquisition.
• PWM Outputs: It provides 4 Pulse Width Modulation (PWM) outputs for controlling various actuators.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable applications. - High-speed operation enables efficient execution of tasks. - Versatile communication interfaces facilitate connectivity with external devices. - Sufficient on-chip memory for program and data storage. - Integrated ADC simplifies analog signal acquisition. - PWM outputs enable precise control of actuators.

Disadvantages: - Limited flash memory size may restrict the complexity of programs. - Limited RAM size may impose constraints on data handling. - Availability in only one package type may limit flexibility in certain designs.

Working Principles

The MC74LVXT8051MG is based on the 8051 microcontroller architecture. It operates by executing instructions stored in its flash memory. The microcontroller communicates with external devices through its I/O pins and various communication interfaces. It can perform tasks such as data processing, control logic, and interfacing with sensors and actuators.

Detailed Application Field Plans

The MC74LVXT8051MG finds applications in various fields, including but not limited to: - Home automation systems - Industrial automation - Internet of Things (IoT) devices - Robotics - Automotive electronics - Medical devices - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the MC74LVXT8051MG are: - AT89C51 from Atmel - PIC16F877A from Microchip - STM32F103C8T6 from STMicroelectronics - MSP430G2553 from Texas Instruments - LPC1768 from NXP Semiconductors

These alternative models offer similar functionalities and can be used as substitutes depending on specific requirements.

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