Microchip PIC18F4221T-I/ML
Technical Specifications
Physical
Case/PackageQFN
Technical
Access Time40 µs
Core ArchitecturePIC
Data Bus Width8 b
Frequency40 MHz
InterfaceI2C, SPI, UART, USART
Max Frequency40 MHz
Max Operating Temperature85 °C
Max Power Dissipation1 W
Max Supply Voltage5.5 V
Memory Size4 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage4.2 V
Number of Programmable I/O36
Number of Timers/Counters4
PackagingTape & Reel (TR)
RAM Size512 B
Watchdog TimerYes
Inventory History
Inventory history trend unavailable
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Alternate Parts
This Part
Alternate Parts
Price @ 1000
$ 3.98
Stock
17,002
78,707
Authorized Distributors
0
8
Case/Package
QFN
QFN EP
Number of Pins
-
44
Core Architecture
PIC
PIC
Data Bus Width
8 b
8 b
Max Frequency
40 MHz
40 MHz
Number of I/Os
-
-
Interface
I2C, SPI, UART, USART
I2C, SPI, UART, USART
Memory Type
FLASH
FLASH
Memory Size
4 kB
4 kB
Min Supply Voltage
4.2 V
2 V
Max Supply Voltage
5.5 V
5.5 V
Peripherals
-
-
Engineering Resources
View Evaluation kits and Reference designs for Microchip PIC18F4221T-I/ML.
Descriptions
Descriptions of Microchip PIC18F4221T-I/ML provided by its distributors.
MCU 8-bit PIC18 PIC RISC 4KB Flash 5V 44-Pin QFN EP T/R
8-bit Microcontrollers - MCU 8 KB Flash 512 RAM
IC MCU 8BIT 4KB FLASH 44QFN
Manufacturer Aliases
Microchip has several brands around the world that distributors may use as alternate names. Microchip may also be known as the following names:
- Microchip Technology
- MICROCHI
- MICROCHIP TECHNOLOGY INC
- MICROC
- MICROCH
- MICROCHIP TECH
- MCHP
- MCRCH
- MCP
- MICROHIP
- MICROSHIP
- MICCHP
- MTech
- Microchip Technology / Atmel
- MICROCHP
- Microchip Technologies
- Microchip / Microsemi
- Atmel/Microchip
- MICORCHIP
- MICRIOCHIP
- Atmel (Microchip Technology)
- MICROCHIP (ATMEL)
- MICHROCHIP
- MICROCHIP TECHNOLOGY (VA)
- MICROCHIPDIRECT
Inventory History
Inventory history trend unavailable
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackageQFN
Technical
Access Time40 µs
Core ArchitecturePIC
Data Bus Width8 b
Frequency40 MHz
InterfaceI2C, SPI, UART, USART
Max Frequency40 MHz
Max Operating Temperature85 °C
Max Power Dissipation1 W
Max Supply Voltage5.5 V
Memory Size4 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage4.2 V
Number of Programmable I/O36
Number of Timers/Counters4
PackagingTape & Reel (TR)
RAM Size512 B
Watchdog TimerYes
Compliance
Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
RoHSCompliant
Compliance Statements