PIC18F4321-I/P
- Mfr.Part #
- PIC18F4321-I/P
- Manufacturer
- Microchip Technology
- Package / Case
- 40-DIP (0.600, 15.24mm)
- Datasheet
- Download
- Description
- IC MCU 8BIT 8KB FLASH 40DIP
- Stock
- 787
- In Stock :
- 787
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- Manufacturer :
- Microchip Technology
- Product Category :
- Microcontrollers
- Product Category :
- 8-bit Microcontrollers - MCU
- Data Converter :
- A/D 13x10b
- Operating Supply Voltage (Min) :
- 4.2(V)
- Height :
- 4.953mm
- Dimensions :
- 2.095 x 0.58 x 0.195in
- Data Bus Width :
- 8B
- RoHS Status :
- ROHS3 Compliant
- Pbfree Code :
- yes
- Watchdog Timer :
- yes
- Supply Current-Max :
- 23mA
- Radiation Hardening :
- No
- Packaging :
- Tube
- Product Status :
- Active
- Rad Hardened :
- No
- Number of UART Channels :
- 0
- Speed :
- 40MHz
- uPs/uCs/Peripheral ICs Type :
- MICROCONTROLLER
- REACH SVHC :
- No SVHC
- Memory Size :
- 8kB
- Lead Free :
- Lead Free
- Mounting Type :
- Through Hole
- Tradename :
- PIC
- Clock Freq :
- 40(MHz)
- Product :
- MCU
- Mounting :
- Through Hole
- CPU Family :
- PIC
- Typical Operating Supply Voltage :
- 4.2 → 5.5 V
- Operating Temperature (Max) :
- 85C
- Package Type :
- PDIP
- Number of Ethernet Channels :
- 0
- Operating Temp Range :
- -40C to 85C
- Supply Voltage :
- 5V
- Product Type :
- 8-bit Microcontrollers - MCU
- Base Product Number :
- PIC18F4321
- Operating Supply Voltage (Typ) :
- 5(V)
- JESD-609 Code :
- e3
- Minimum Operating Temperature :
- -40 °C
- Operating Supply Voltage (Max) :
- 5.5(V)
- DMA Channels :
- No
- Interface :
- I2C, SPI, UART, USART
- Number of Timers - General Purpose :
- 4
- Connectivity :
- I2C, SPI, UART/USART
- Number of SPI Channels :
- 1
- Number of Pins :
- 40
- Peripherals :
- Brown-out Detect/Reset, HLVD, POR, PWM, WDT
- Max Power Dissipation :
- 1W
- Number of Terminations :
- 40
- Core Size :
- 8-Bit
- Maximum Expanded Memory Size :
- 2MB
- Instruction Set Architecture :
- RISC
- Maximum Operating Temperature :
- +85 °C
- Oscillator Type :
- Internal
- Operating Temperature :
- -40°C~85°C TA
- Package / Case :
- 40-DIP (0.600, 15.24mm)
- Density :
- 64 kb
- Program Memory Size :
- 8KB 4K x 16
- Pin Count :
- 40
- Data Converters :
- A/D 13x10b
- Mounting Style :
- Through Hole
- Number of ADC Channels :
- 13
- EEPROM Size :
- 256 x 8
- Manufacturer :
- Microchip
- Length :
- 53.21mm
- Operating Temperature Classification :
- Industrial
- Number of I/O :
- 36
- Interface Type :
- I2C/SPI/USART
- Has ADC :
- yes
- Width :
- 14.732mm
- Voltage - Supply (Vcc/Vdd) :
- 4.2V~5.5V
- Factory Lead Time :
- 6 Weeks
- Operating Temperature (Min) :
- -40C
- Mount :
- Through Hole
- Qualification :
- -
- RAM Size :
- 512 x 8
- Brand :
- Microchip Technology / Atmel
- Supplier Device Package :
- 40-PDIP
- Terminal Position :
- Dual
- Device Core Size :
- 8(b)
- Terminal Finish :
- Matte Tin (Sn)
- Series :
- PIC® 18F
- Power Dissipation (Max) :
- 1000(mW)
- Package :
- Tube
- Family Name :
- PIC18F
- Interfaces :
- I2C/SPI/USART
- MSL :
- -
- Base Part Number :
- PIC18F4321
- Number of I2C Channels :
- 1
- Number of Timers/Counters :
- 4
- Programmable :
- yes
- Device Core :
- PIC
- Frequency :
- 40MHz
- Number of PWM Channels :
- 5
- Power Supplies :
- 5V
- Core Processor :
- PIC
- Total Internal Ram Size :
- 512B(kB)
- Access Time :
- 40 μs
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Bit Size :
- 8
- Program Memory Type :
- Flash
- Number of Bits :
- 8
- # I/Os (Max) :
- 36
- RoHS :
- Details
- Number of I/Os :
- 36 I/O
- Datasheets
- PIC18F4321-I/P
PIC18F4321-I/P Documents

Microcontrollers Microchip Technology PIC18F4321-I/P Overview
The Microcontrollers Microchip Technology PIC18F4321-I/P is a high-performance, 8-bit MCU from Microchip Technology, designed to offer efficient operation and easy integration into a variety of applications. Equipped with 8KB of flash memory and housed in a 40-pin DIP (Dual In-line Package), this microcontroller is optimized for sophisticated control systems. By incorporating this robust device into your design, you can leverage its versatile features to enhance system reliability and functionality. The PIC18F4321-I/P is tailored to meet the demanding needs of advanced electronic circuits, ensuring that both power efficiency and processing capabilities meet the stringent requirements of modern technology applications.
PIC18F4321-I/P Features
This microcontroller offers a broad range of features designed to support complex digital and analog functionalities. Key features include 8KB of on-board flash memory for program storage, 256 bytes of EEPROM, and 768 bytes of RAM. The device supports up to 10 MIPS (Million Instructions Per Second) performance at 40 MHz, which makes it suitable for high-speed automation tasks. Furthermore, the PIC18F4321-I/P includes versatile 10-bit, 13-channel Analog-to-Digital Converters (ADC), multiple communication interfaces like SPI, I2C, and UART for enhanced connectivity, and comprehensive interrupt capabilities that ensure responsive task management and real-time processing.
PIC18F4321-I/P Applications
- Automated Industrial Systems: Utilized in controlling and monitoring systems within industrial applications, the PIC18F4321-I/P can manage multiple data streams and operational processes efficiently, enhancing automation and process control.
- Consumer Electronics: In consumer electronics, such as home appliances and personal gadgets, this microcontroller provides the necessary control logic and user interface interactions, ensuring devices operate intuitively and reliably.
- Automotive Components: The robust input/output options and high-speed processing capabilities make the PIC18F4321-I/P ideal for managing automotive electronics, including engine management systems and interactive dashboards.
- Medical Devices: In medical applications, precision and reliability are paramount. The PIC18F4321-I/P contributes to the functional safety of small-scale medical devices, supporting features such as sensor data acquisition and patient monitoring systems.
- Communication Infrastructure: The built-in communication interfaces allow the PIC18F4321-I/P to be integral in communication systems, facilitating data exchange and connectivity solutions within networked devices.
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