AT90S4434-8JC

Product Overview

Category

AT90S4434-8JC belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and systems for controlling and processing data.

Characteristics

• High-performance microcontroller with advanced features
• Low power consumption
• Compact size
• Wide operating voltage range
• Robust design for reliable operation

Package

AT90S4434-8JC is available in a 44-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of AT90S4434-8JC lies in its ability to provide efficient control and processing capabilities in a compact form factor.

Packaging/Quantity

AT90S4434-8JC is typically sold in reels or tubes, with each containing a specific quantity of microcontrollers.

Specifications

• Microcontroller Architecture: AVR
• CPU Speed: 8 MHz
• Flash Memory: 4 KB
• RAM: 256 bytes
• EEPROM: 256 bytes
• Operating Voltage: 2.7V - 5.5V
• Digital I/O Pins: 32
• Analog Input Channels: 8
• Communication Interfaces: UART, SPI, I2C
• Timers/Counters: 3
• PWM Channels: 6
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT90S4434-8JC microcontroller has a total of 44 pins. The pin configuration is as follows:

1. VCC
2. GND
3. XTAL1
4. XTAL2
5. RESET
6. PORTA0
7. PORTA1
8. PORTA2
9. PORTA3
10. PORTA4
11. PORTA5
12. PORTA6
13. PORTA7
14. ADC0
15. ADC1
16. ADC2
17. ADC3
18. ADC4
19. ADC5
20. ADC6
21. ADC7
22. AVCC
23. AREF
24. GND
25. PORTC0
26. PORTC1
27. PORTC2
28. PORTC3
29. PORTC4
30. PORTC5
31. PORTC6
32. PORTC7
33. SDA
34. SCL
35. MOSI
36. MISO
37. SCK
38. OC0
39. OC1A
40. OC1B
41. OC2
42. RXD
43. TXD
44. INT0

Functional Features

• High-speed processing capabilities
• Flexible I/O configurations
• Built-in analog-to-digital converter (ADC)
• Multiple communication interfaces for data exchange
• Timer/counters with PWM support
• Interrupt handling for real-time applications
• Power-saving modes for efficient energy consumption

Advantages and Disadvantages

Advantages

• Compact size allows for integration into space-constrained designs
• Low power consumption extends battery life in portable devices
• Wide operating voltage range provides flexibility in different power supply scenarios
• Robust design ensures reliable operation in various environments

Disadvantages

• Limited memory capacity compared to higher-end microcontrollers
• Relatively lower clock speed may limit performance in demanding applications

Working Principles

AT90S4434-8JC operates based on the AVR architecture, utilizing a combination of hardware and software to execute instructions and process data. It follows a Von Neumann architecture, where program instructions and data are stored in the same memory space.

The microcontroller fetches instructions from the program memory, decodes them, and executes the corresponding operations. It interacts with external devices through its I/O pins and communication interfaces. Interrupts can be used to handle time-critical events or external triggers.

Detailed Application Field Plans

AT90S4434-8JC finds applications in various fields, including but not limited to: - Industrial automation - Consumer electronics - Automotive systems - Medical devices - Home appliances - Robotics

Its versatility and compact size make it suitable for controlling and monitoring tasks in these domains.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to AT90S4434-8JC are: - ATmega16 - PIC16F877A - STM32F103C8T6 - MSP430G2553

These microcontrollers provide comparable features and can be considered as alternatives based on specific project requirements.

In conclusion, AT90S4434-8JC is a high-performance microcontroller with advanced features, suitable for a wide range of applications. Its compact size, low power consumption, and robust design make it an attractive