規格
| 屬性 | 價值 |
| Package / Case | Tray |
| Series | PIC® XLP™ 18K |
| Part Status | Active |
| Core Processor | PIC |
| Core Size | 8-Bit |
| Speed | 64MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, HLVD, POR, PWM, WDT |
| Number of I/O | 35 |
| Program Memory Size | 32KB (16K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 1.5K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 3.6V |
| Data Converters | A/D 14x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The PIC18F45K20-I/PT is a 8-bit microcontroller from Microchip’s PIC18 family, featuring:
- 16 KB Flash memory, 768 B RAM, and 1 KB EEPROM.
- Max 64 MHz clock speed (16 MIPS with 4x PLL).
- 35 I/O pins, supporting digital, analog (13-channel 10-bit ADC), and PWM.
- Peripherals: USART, SPI, I²C, timers, and comparators.
- Low-power modes (down to 100 nA in sleep).
- Operating voltage: 2.0V–5.5V, making it versatile for battery-powered apps.
- 40-pin TQFP (PT) package, suitable for compact designs.
Ideal for embedded systems, automation, and IoT due to its balance of performance, power efficiency, and peripheral integration.
- 16 KB Flash memory, 768 B RAM, and 1 KB EEPROM.
- Max 64 MHz clock speed (16 MIPS with 4x PLL).
- 35 I/O pins, supporting digital, analog (13-channel 10-bit ADC), and PWM.
- Peripherals: USART, SPI, I²C, timers, and comparators.
- Low-power modes (down to 100 nA in sleep).
- Operating voltage: 2.0V–5.5V, making it versatile for battery-powered apps.
- 40-pin TQFP (PT) package, suitable for compact designs.
Ideal for embedded systems, automation, and IoT due to its balance of performance, power efficiency, and peripheral integration.
Equivalent
Equivalent products to the PIC18F45K20-I/PT include:
- PIC18F45K22-I/PT (enhanced features, same pinout)
- PIC18F46K20-I/PT (double flash, same family)
- PIC18F25K20-I/SS (smaller package, similar specs)
- PIC18F26K20-I/SS (more memory, compatible)
All are 8-bit MCUs from Microchip with comparable peripherals and voltage ranges. Check datasheets for exact compatibility.
- PIC18F45K22-I/PT (enhanced features, same pinout)
- PIC18F46K20-I/PT (double flash, same family)
- PIC18F25K20-I/SS (smaller package, similar specs)
- PIC18F26K20-I/SS (more memory, compatible)
All are 8-bit MCUs from Microchip with comparable peripherals and voltage ranges. Check datasheets for exact compatibility.
Features
The PIC18F45K20-I/PT is an 8-bit microcontroller from Microchip with these key features:
- Core: 16 MIPS performance at 64 MHz (PLL enabled).
- Memory: 32 KB Flash, 1.5 KB RAM, 1 KB EEPROM.
- I/O: 36 programmable pins.
- Peripherals:
- 2x EUSART, SPI, I²C (MSSP).
- 10-bit ADC (13 channels).
- 2x Comparators, 2x PWM modules (ECCP).
- Timers: 4x 8/16-bit timers, 1x hardware watchdog.
- Voltage: 2.0V–5.5V operation.
- Package: 44-pin TQFP.
- Debugging: In-circuit debug (ICD) support.
Ideal for embedded control applications.
- Core: 16 MIPS performance at 64 MHz (PLL enabled).
- Memory: 32 KB Flash, 1.5 KB RAM, 1 KB EEPROM.
- I/O: 36 programmable pins.
- Peripherals:
- 2x EUSART, SPI, I²C (MSSP).
- 10-bit ADC (13 channels).
- 2x Comparators, 2x PWM modules (ECCP).
- Timers: 4x 8/16-bit timers, 1x hardware watchdog.
- Voltage: 2.0V–5.5V operation.
- Package: 44-pin TQFP.
- Debugging: In-circuit debug (ICD) support.
Ideal for embedded control applications.
Pinout
The PIC18F45K20-I/PT is a 44-pin microcontroller (TQFP package) with the following key functions:
- I/O Pins: 36 programmable digital I/O pins.
- Analog Inputs: 13 channels (10-bit ADC).
- Communication:
- USART, SPI, I²C (MSSP module).
- Timers: 4 x 8/16-bit timers + 1 x Watchdog Timer.
- PWM: 2 x CCP modules (PWM capable).
- Memory: 32 KB Flash, 1.5 KB RAM, 1 KB EEPROM.
- Clock: Up to 64 MHz (internal oscillator).
Pins also support interrupts, comparators, and voltage reference inputs.
- I/O Pins: 36 programmable digital I/O pins.
- Analog Inputs: 13 channels (10-bit ADC).
- Communication:
- USART, SPI, I²C (MSSP module).
- Timers: 4 x 8/16-bit timers + 1 x Watchdog Timer.
- PWM: 2 x CCP modules (PWM capable).
- Memory: 32 KB Flash, 1.5 KB RAM, 1 KB EEPROM.
- Clock: Up to 64 MHz (internal oscillator).
Pins also support interrupts, comparators, and voltage reference inputs.
Manufacturer
The PIC18F45K20-I/PT is manufactured by Microchip Technology Inc., a leading American semiconductor company specializing in microcontroller, mixed-signal, analog, and Flash-IP solutions. Founded in 1989 and headquartered in Chandler, Arizona, Microchip is known for its PIC (Peripheral Interface Controller) microcontrollers, which are widely used in embedded systems across industries like automotive, industrial, consumer electronics, and IoT. The company is recognized for its robust, low-power, and cost-effective solutions.
Application
The PIC18F45K20-I/PT is a versatile 8-bit microcontroller from Microchip, commonly used in:
- Embedded Systems: Control applications like home automation, industrial automation, and consumer electronics.
- Automotive: Sensor interfacing, dashboard controls, and basic ECU functions.
- Medical Devices: Portable diagnostic equipment and monitoring systems.
- IoT & Communication: Low-power wireless sensor nodes and data logging.
- Motor Control: Small motor drivers for robotics and appliances.
Its features (64KB Flash, 3.6KB RAM, ADC, PWM, UART, SPI, I²C) make it suitable for cost-sensitive, real-time control applications.
- Embedded Systems: Control applications like home automation, industrial automation, and consumer electronics.
- Automotive: Sensor interfacing, dashboard controls, and basic ECU functions.
- Medical Devices: Portable diagnostic equipment and monitoring systems.
- IoT & Communication: Low-power wireless sensor nodes and data logging.
- Motor Control: Small motor drivers for robotics and appliances.
Its features (64KB Flash, 3.6KB RAM, ADC, PWM, UART, SPI, I²C) make it suitable for cost-sensitive, real-time control applications.
Package
The PIC18F45K20-I/PT comes in a 44-pin TQFP (Thin Quad Flat Package). This surface-mount package has a compact design with leads on all four sides, suitable for space-constrained applications. The "PT" suffix denotes the TQFP package type, while "I" indicates the industrial temperature range (-40°C to +85°C).
