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PIC18C442/JW

IC MCU 8BIT 16KB EPROM/UV 40CDIP

Manufacturer: Microchip Technology

Categories: Microcontrollers

Quality Control: Learn More

Microchip Technology PIC® 18C series microcontroller, part number PIC18C442-JW. This 8-bit PIC microcontroller features an 8K x 16 EPROM program memory with UV erasability, totaling 16KB of program storage. It operates at a maximum speed of 40MHz and includes 512 bytes of RAM. Connectivity options include I2C, SPI, and UART/USART. The device is equipped with an 8x10-bit Analog-to-Digital converter and peripherals such as Brown-out Detect/Reset, LVD, POR, PWM, and WDT. It offers 33 I/O pins. The PIC18C442-JW is supplied in a 40-CDIP (0.600") windowed package for through-hole mounting and has an operating temperature range of 0°C to 70°C. This component is suitable for applications in industrial automation and consumer electronics.

Additional Information

Series: PIC® 18CRoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:
Technical Details:
PackagingTube
Package / Case40-CDIP (0.600"", 15.24mm) Window
Mounting TypeThrough Hole
Speed40MHz
Program Memory Size16KB (8K x 16)
RAM Size512 x 8
Operating Temperature0°C ~ 70°C (TA)
Oscillator TypeExternal
Program Memory TypeEPROM, UV
EEPROM Size-
Core ProcessorPIC
Data ConvertersA/D 8x10b
Core Size8-Bit
Voltage - Supply (Vcc/Vdd)4.2V ~ 5.5V
ConnectivityI2C, SPI, UART/USART
PeripheralsBrown-out Detect/Reset, LVD, POR, PWM, WDT
Supplier Device Package40-Cerdip
Number of I/O33
ProgrammableVerified

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Microcontroller FAQs

A microcontroller is a compact integrated circuit that combines a processor, memory, and input/output peripherals for embedded control applications.

Microcontrollers execute programmed instructions to process sensor inputs and control outputs such as motors, displays, and communication interfaces.

Microcontrollers are commonly used in:

  • Automotive systems
  • Robotics
  • IoT devices
  • Industrial automation
  • Household appliances
  • Smart electronics

Microcontrollers integrate memory and peripherals on-chip for dedicated tasks, while microprocessors are designed for higher-performance computing systems requiring external components.

Frequently Asked Questions

As a full line supplier, we specialize in sourcing obsolete and hard to find electronic components for your projects.

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Once requirements such as date codes, quantities, target prices, testing requirements, and more are discussed, our purchasing team will secure stock through Microchip USA’s direct access to manufacturing partners’ excess inventory lists.

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We partner with industry-leading AS6171 & AS6081-certified third party testing labs to mitigate risk and support a wide array of end uses for your company’s requirements. Testing includes but isn’t limited to: Decapsulation & Internal Dye Verification. X-Ray Inspection & Analysis, External Visual Inspection, Surface Texture Analysis (SEM), and Electrical Pin Correlation.

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