PIC18F4221-E/P
- Mfr.Part #
- PIC18F4221-E/P
- Manufacturer
- Microchip Technology
- Package / Case
- 40-DIP (0.600, 15.24mm)
- Datasheet
- Download
- Description
- IC MCU 8BIT 4KB FLASH 40DIP
- Stock
- 46,441
- In Stock :
- 46,441
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- PWM Channels :
- yes
- DAC Channels :
- No
- Mounting Style :
- Through Hole
- Number of Terminations :
- 40
- Max Operating Temperature :
- 125 °C
- Width :
- 14.73 mm
- Max Power Dissipation :
- 1W
- Memory Size :
- 4kB
- Interface Type :
- EUSART, I2C, MSSP, SPI
- Height :
- 4.95 mm
- Number of Programmable I/O :
- 36
- Bit Size :
- 8
- Published :
- 2009
- Mounting Type :
- Through Hole
- Voltage - Supply (Vcc/Vdd) :
- 4.2V~5.5V
- Base Part Number :
- PIC18F4221
- Product :
- MCU
- Factory Lead Time :
- 6 Weeks
- Terminal Position :
- Dual
- Terminal Finish :
- Matte Tin (Sn)
- Maximum Operating Temperature :
- + 125 C
- Product Type :
- 8-bit Microcontrollers - MCU
- Minimum Operating Temperature :
- - 40 C
- Peripherals :
- Brown-out Detect/Reset, HLVD, POR, PWM, WDT
- Interfaces :
- I2C/SPI/USART
- On Chip Program ROM Width :
- 16
- Min Operating Temperature :
- -40 °C
- DMA Channels :
- No
- Power Supplies :
- 5V
- Number of Timers/Counters :
- 4
- Radiation Hardening :
- No
- Core Architecture :
- PIC
- Frequency :
- 25MHz
- Series :
- PIC® 18F
- Max Supply Voltage :
- 5.5 V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Tradename :
- PIC
- Manufacturer :
- Microchip
- Operating Supply Voltage :
- 5V
- Core Processor :
- PIC
- Max Frequency :
- 40 MHz
- Supply Voltage :
- 5V
- Watchdog Timer :
- yes
- Number of I/O :
- 36
- Speed :
- 25MHz
- Data Bus Width :
- 8B
- Package / Case :
- 40-DIP (0.600, 15.24mm)
- Operating Temperature :
- -40°C~125°C TA
- Program Memory Type :
- Flash
- Connectivity :
- I2C, SPI, UART/USART
- Device Core :
- PIC
- Core Size :
- 8-Bit
- Has ADC :
- yes
- Number of ADC Channels :
- 13 Channel
- Length :
- 52.26mm
- Supply Current-Max :
- 23mA
- Product Category :
- 8-bit Microcontrollers - MCU
- Packaging :
- Tube
- Number of Pins :
- 40
- Brand :
- Microchip Technology
- Memory Type :
- Flash
- EEPROM Size :
- 256 x 8
- RAM Size :
- 512 x 8
- JESD-609 Code :
- e3
- Interface :
- I2C, SPI, UART, USART
- Data Converters :
- A/D 13x10b
- Program Memory Size :
- 4KB 2K x 16
- Product Status :
- Active
- Base Product Number :
- PIC18F4221
- Height Seated (Max) :
- 6.35mm
- ECCN Code :
- 3A991.A.2
- Lifecycle Status :
- Production (Last Updated: 2 years ago)
- Mount :
- Through Hole
- Oscillator Type :
- Internal
- Pbfree Code :
- yes
- RoHS :
- Compliant
- Supplier Device Package :
- 40-PDIP
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER
- Data Converter :
- A/D 13x10b
- CPU Family :
- PIC
- Pin Count :
- 40
- Min Supply Voltage :
- 4.2 V
- Package :
- Tube
- RoHS Status :
- ROHS3 Compliant
- Number of I/Os :
- 36 I/O
- Datasheets
- PIC18F4221-E/P
PIC18F4221-E/P Documents

Microcontrollers Microchip Technology PIC18F4221-E/P Overview
The Microcontrollers Microchip Technology PIC18F4221-E/P is a highly capable MCU designed for advanced embedded systems. Developed by Microchip Technology, this microcontroller integrates a robust 8-bit processing core with 4KB of flash memory, all housed in a practical 40DIP package. This versatile MCU is engineered to support a range of applications from consumer electronics to industrial automation, offering not only reliability but also a wealth of programming and interfacing options. With its precision and efficiency, the PIC18F4221-E/P is the ideal choice for developers looking to optimize their systems with a powerful yet cost-effective microcontroller solution.
PIC18F4221-E/P Features
The PIC18F4221-E/P stands out with its integrated features designed for high-performance applications. These include 256 bytes of EEPROM, 512 bytes of RAM, and extensive on-chip peripherals such as PWM modules, analog-to-digital converters (ADC), and multiple communication interfaces like USART, SPI, and I²C. Additionally, its Enhanced Capture/Compare/PWM (ECCP) module and 10-bit ADC with up to 11 channels enable sophisticated control and sensing capabilities. All these features are supported by Microchip's robust MPLAB® development environment, simplifying programming and debugging tasks.
PIC18F4221-E/P Applications
- Home Automation: Utilizes its multiple communication interfaces for integrating into IoT devices, enabling smart control of home systems.
- Industrial Control Systems: Leverages its enhanced PWM capabilities for precise control in applications like motor management and automation processes.
- Automotive: Applies its robust I/O capabilities for automotive applications, including sensor data collection and actuator control.
- Consumer Electronics: Supports features for multimedia applications and interactive devices, enhancing user interfaces and device usability.
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