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PIC17C42A-25E/L

IC MCU 8BIT 4KB OTP 44PLCC

Manufacturer: Microchip Technology

Categories: Microcontrollers

Quality Control: Learn More

Microchip Technology PIC® 17C microcontroller, part number PIC17C42A-25E-L, is an 8-bit device featuring a 25MHz core clock speed. This OTP (One-Time Programmable) microcontroller offers 4KB of program memory, configurable as 2K x 16 bits, and 232 x 8 bytes of RAM. It includes 33 general-purpose I/O pins and peripheral functions such as POR (Power-On Reset), PWM (Pulse Width Modulation), and WDT (Watchdog Timer). Connectivity is supported via UART/USART. This device operates from a 4.5V to 6V supply voltage and is rated for an extended operating temperature range of -40°C to 125°C. The PIC17C42A-25E-L is supplied in a 44-PLCC surface-mount package. It finds application in industrial control, automotive systems, and consumer electronics.

Additional Information

Series: PIC® 17CRoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:
Technical Details:
PackagingTube
Package / Case44-LCC (J-Lead)
Mounting TypeSurface Mount
Speed25MHz
Program Memory Size4KB (2K x 16)
RAM Size232 x 8
Operating Temperature-40°C ~ 125°C (TA)
Oscillator TypeExternal
Program Memory TypeOTP
EEPROM Size-
Core ProcessorPIC
Data Converters-
Core Size8-Bit
Voltage - Supply (Vcc/Vdd)4.5V ~ 6V
ConnectivityUART/USART
PeripheralsPOR, PWM, WDT
Supplier Device Package44-PLCC (16.59x16.59)
Number of I/O33
ProgrammableNot Verified

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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.

After we receive your request submission, one of our account executives will reach out to your team to gather more information about your project requirements and ensure we tailor the order to your needs.

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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