PIC18F458-I/PT

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PIC18F458-I/PT

IC MCU 8BIT 32KB FLASH 44TQFP

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Thông số kỹ thuật

Package Tray
Series PIC® 18F
ProductStatus Active
CoreProcessor PIC
CoreSize 8-Bit
Speed 40MHz
Connectivity CANbus, I²C, SPI, UART/USART
Peripherals Brown-out Detect/Reset, LVD, POR, PWM, WDT
NumberofI/O 33
ProgramMemorySize 32KB (16K x 16)
ProgramMemoryType FLASH
EEPROMSize 256 x 8
RAMSize 1.5K x 8
Voltage-Supply(Vcc/Vdd) 4.2V ~ 5.5V
DataConverters A/D 8x10b
OscillatorType External
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 44-TQFP

Tổng quan

Description

The PIC18F458-I/PT is a microcontroller from Microchip Technology's PIC18 family. It features an 8-bit architecture and is designed for high-performance applications. Key specifications include a 40-pin Dual in-line Package (DIP) form factor, 32 KB of Flash memory for program storage, and 1.5 KB of RAM.
This microcontroller operates at a maximum clock speed of 40 MHz and supports a wide range of peripherals, including 11 analog-to-digital converter (ADC) channels, multiple timers, and communication interfaces such as SPI, I2C, and UART.
The PIC18F458 also includes enhanced features like an integrated PWM module for motor control applications and a watchdog timer for improved reliability. Its EEPROM memory allows for non-volatile data storage, making it suitable for various embedded systems and automation projects.
With a robust instruction set and programming flexibility, the PIC18F458-I/PT is widely used in applications such as industrial control systems, automotive electronics, and consumer products.

Features

The PIC18F458-I/PT is an 8-bit microcontroller from Microchip's PIC18 family, featuring:
1. Memory: 32 KB of Flash program memory, 1.5 KB of SRAM, and 256 bytes of EEPROM.
2. Performance: Operates at up to 40 MHz with a 10-bit, 1.0 MIPS per MHz performance.
3. I/O Ports: 36 general-purpose I/O pins, configurable for various functionalities.
4. Analog Features: Integrated 10-bit Analog-to-Digital Converter (ADC) with up to 13 channels and comparators.
5. Communication Interfaces: Supports USART, SPI, and I2C protocols.
6. Timers: Includes multiple timers (Timer0, Timer1, Timer2) for scheduling and event counting.
7. Interrupts: Enhanced interrupt system with up to 14 external interrupts.
8. Low-power Modes: Various power-saving modes for energy-efficient applications.
9. Operating Voltage: 2.0V to 5.5V range for versatile applications.
These features make the PIC18F458-I/PT suitable for a wide range of embedded applications, including industrial control, automotive, and consumer electronics.

Package

The PIC18F458-I/PT is packaged in a 40-pin Plastic Dual In-Line Package (DIP). This type of package is designed for through-hole mounting on PCBs and is suitable for prototyping and applications requiring easy handling.

Pinout

The PIC18F458-I/PT is a microcontroller from Microchip's PIC18 series. It features a 40-pin Dual In-Line Package (DIP).
The key functions of the pins include:
- Digital I/O: A total of 33 GPIO (General Purpose Input/Output) pins.
- Analog Inputs: 13 channels for the built-in 10-bit Analog-to-Digital Converter (ADC).
- Communication Interfaces:
- 1x I2C (Inter-Integrated Circuit)
- 1x SPI (Serial Peripheral Interface)
- 1x UART (Universal Asynchronous Receiver-Transmitter)
- Timer Functions: Multiple timers (Timer0, Timer1, Timer2, Timer3) for various timing applications.
- Power Management: VDD and VSS pins for power supply connections.
- Reset: MCLR pin for external reset functionality.
The device operates with a maximum clock speed of 40 MHz and includes features like EEPROM and flash memory. It is suitable for various embedded applications due to its versatility and rich set of peripherals.

Manufacturer

The manufacturer of the PIC18F458-I/PT is Microchip Technology Inc. Microchip is a leading semiconductor company that specializes in the development and manufacturing of microcontrollers, analog semiconductors, and Flash-IP solutions. Founded in 1989 and headquartered in Chandler, Arizona, Microchip serves a wide range of industries, including automotive, industrial, consumer, and communication sectors. The company is known for its commitment to innovation and reliability in embedded system design. Its products are widely used in various applications, making it a key player in the electronics industry.

Application

The PIC18F458-I/PT microcontroller is commonly used in various applications, including industrial automation, consumer electronics, automotive systems, and medical devices. Its features such as analog-to-digital conversion, communication interfaces (UART, SPI, I2C), and programmable input/output make it suitable for control systems, sensor interfacing, data logging, and portable device management. Additionally, it finds use in robotics and home automation projects.

Equivalent

The PIC18F458-I/PT microcontroller has several equivalent products within the PIC18 family, including the PIC18F4580, PIC18F4585, and PIC18F4582. These variants may differ in features such as memory size, peripheral options, or operating temperature range, so it's essential to verify specific requirements before substitution.

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