Microchip Technology Tariff Inquiry

PIC18F458-E/L

The Microchip Technology's PIC18F458-E/L is a member of the PIC18F45x series of microcontrollers, which are based on the 8-bit PIC architecture. These microcontrollers are designed for a wide range of applications, including industrial control, automotive, and consumer electronics.

Description:

The PIC18F458-E/L is a high-performance, 8-bit microcontroller with a 40 MHz maximum CPU clock frequency. It features an enhanced mid-range core with increased memory and peripherals compared to earlier PIC microcontrollers. The device is available in a 40-pin PDIP (Plastic Dual In-Line Package) or a 44-pin PLCC (Plastic Leaded Chip Carrier) package.

Features:

1. CPU: 8-bit, 40 MHz enhanced mid-range core
2. Memory:
   • Flash Program Memory: 32 KB
   • RAM: 1536 bytes
   • EEPROM: 256 x 8 bits
3. Input/Output (I/O) Ports: 35 I/O pins, including 5-volt tolerant inputs
4. Analog-to-Digital Converter (ADC): 8 channels, 10-bit
5. Communication Interfaces:
   • UART (Universal Asynchronous Receiver/Transmitter) for serial communication
   • SPI (Serial Peripheral Interface) for high-speed synchronous serial data transfer
   • I2C (Inter-Integrated Circuit) for multi-master, low-speed serial computer bus
6. Timers: 8-bit and 16-bit timers with capture and compare capabilities
7. PWM (Pulse Width Modulation) Channels: 6 channels
8. Special Features:
   • Low-power sleep modes
   • On-chip debugging and programming
   • Brown-out detect and reset
9. Security: In-circuit serial programming (ICSP) and in-circuit debugging (ICD) with encrypted communications

Applications:

1. Industrial control systems
2. Automotive applications, such as body control modules and engine control units
3. Consumer electronics, including appliances and portable devices
4. Telecommunications equipment, such as modems and routers
5. Medical devices, such as monitoring systems and diagnostic equipment
6. Security systems, including access control and surveillance systems
7. Data acquisition and signal processing systems

The PIC18F458-E/L is a versatile microcontroller that offers a balance of performance, memory, and peripheral features, making it suitable for a wide range of applications. Its robust set of communication interfaces, timers, and PWM channels, along with its low-power capabilities, make it an attractive choice for designers looking for a reliable and efficient solution.