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PCA7442SP (Discontinued product)


Target Devices


The PCA7442SP is a PROM programming adapter for 4500 Series of Renesas 8-bit MCUs with internal PROM. The adapter is used to write programs using a commercially available PROM programmer for the M5M27C101 or equivalent.

Programmer Requirements

  • Programmable M5M27C101 or equivalent (Programming voltage: 12.5V)
  • Programming, verifying and erase check in specified area
  • 5V power supply (Approx. 10mA)
  • No device recognition code (Able to specify conditions directly)
  • For a suitable PROM programmer, contact your distributor.


  • Main unit (PCA7443FS)
    A board with an IC socket for the MCU package
  • Interface unit (PCA7402B)
    A board used to connect the main unit to the connector
  • Connector (PCA7402E)
    A board for connecting to a PROM programmer. Pins for a 32-pin standard-pitch IC socket of PROM programmer mounted
  • Instruction manual


Supported MCU 4500 Series 4513, 4518 Groups
Supported package type 32-pin 1.778mm-pitch LCC [80D0]
Operating clock frequency 1MHz
Operation clock supply Supplied from ceramic oscillator of main unit
Power supply Supplied from Vcc of PROM programmer

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