Microchip PIC18F4321-I/P
Production
Technical Specifications
Physical
Case/PackagePDIP
MountThrough Hole
Number of Pins40
Technical
Access Time40 µs
Core ArchitecturePIC
Data Bus Width8 b
Density64 kb
Frequency40 MHz
InterfaceI2C, SPI, UART, USART
Max Frequency40 MHz
Max Operating Temperature85 °C
Max Power Dissipation1 W
Max Supply Voltage5.5 V
Memory Size8 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage4.2 V
Number of ADC Channels13
Number of Bits8
Number of I2C Channels1
Number of I/Os36
Number of Programmable I/O36
Number of PWM Channels5
Number of SPI Channels1
Number of Timers/Counters4
Number of UART Channels1
Oscillator TypeInternal
PackagingBulk
PeripheralsBrown-out Detect/Reset, HLVD, I2C, POR, PWM, WDT
RAM Size512 B
Watchdog TimerYes
Dimensions
Height4.953 mm
Length53.21 mm
Width14.732 mm
Inventory History
3 month trend: -7.94%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Alternate Parts
This Part
Alternate Parts
Price @ 1000
$ 4.57
$ 4.875
Stock
251,205
38,659
Authorized Distributors
11
7
Case/Package
PDIP
PDIP
Number of Pins
40
40
Core Architecture
PIC
PIC
Data Bus Width
8 b
8 b
Max Frequency
40 MHz
40 MHz
Number of I/Os
36
-
Interface
I2C, SPI, UART, USART
I2C, SPI, UART, USART
Memory Type
FLASH
FLASH
Memory Size
8 kB
8 kB
Min Supply Voltage
4.2 V
2 V
Max Supply Voltage
5.5 V
5.5 V
Peripherals
Brown-out Detect/Reset, HLVD, I2C, POR, PWM, WDT
-
Engineering Resources
View Evaluation kits and Reference designs for Microchip PIC18F4321-I/P.
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MCU 8-bit PIC18 PIC RISC 8KB Flash 5V 40-Pin PDIP Tube
Microchip PIC18F4221-I/P
MCU, 8-Bit, 4KB Flash, 512 RAM, 36 I/O, PDIP-40 | Microchip Technology Inc. PIC18F4221-I/P
Descriptions
Descriptions of Microchip PIC18F4321-I/P provided by its distributors.
PIC18F Series 8 KB Flash 512 B RAM 40 MHz 8-Bit Microcontroller - PDIP-40
MCU 8-bit PIC18 PIC RISC 8KB Flash 5V 40-Pin PDIP Tube
MCU, 8BIT, PIC18, 40MHZ, DIP-40; Product Range: PIC18 Family PIC18F43xx Series Microcontrollers; CPU Speed: 40MHz; Program Memory Size: 8KB; RAM Memory Size: 512Byte; No. of Pins: 40Pins; MCU Case Style: DIP; No. of I/O's: 36I/
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
3 month trend: -7.94%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackagePDIP
MountThrough Hole
Number of Pins40
Technical
Access Time40 µs
Core ArchitecturePIC
Data Bus Width8 b
Density64 kb
Frequency40 MHz
InterfaceI2C, SPI, UART, USART
Max Frequency40 MHz
Max Operating Temperature85 °C
Max Power Dissipation1 W
Max Supply Voltage5.5 V
Memory Size8 kB
Memory TypeFLASH
Min Operating Temperature-40 °C
Min Supply Voltage4.2 V
Number of ADC Channels13
Number of Bits8
Number of I2C Channels1
Number of I/Os36
Number of Programmable I/O36
Number of PWM Channels5
Number of SPI Channels1
Number of Timers/Counters4
Number of UART Channels1
Oscillator TypeInternal
PackagingBulk
PeripheralsBrown-out Detect/Reset, HLVD, I2C, POR, PWM, WDT
RAM Size512 B
Watchdog TimerYes
Dimensions
Height4.953 mm
Length53.21 mm
Width14.732 mm
Compliance
Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCNo SVHC
RoHSCompliant
Compliance Statements