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W65C21S Peripheral Interface Adapter (PIA)

Interface Signals Relationship
65C21 Interface Signals Relationship

Features of the W65C21S
  • 2 x 8−bit bidirectional I/O ports with individual data direction control
  • Automatic "Handshake" control of data transfers
  • 2 Interrupt outputs with program control
  • Static to 14MHz operation, with high speed Port A, CA2 outputs
  • 40 Pin Plastic Dip and 44 Pin Plastic PLCC versions
  • 5V Power Supply
  • Bus compatible with 14 MHz W65C02S and W65C816S
  • Compatible with the 65xx and 68xx family of microprocessors
  • Replacement for Motorola/Freescale / Rockwell / AMI / MOS Technology / MOSTEK / HITACHI / ST Microelectronics / GTE / CMD, 6520, 6521, 6820, 6821, PIA′s


  Quick Links  


Packaging
and
Pricing

Plastic Dual-In-Line, 40 pins
W65C21S6TPG–14
$7.50
Plastic Leaded Chip Carrier, 44 pins
  W65C21S6PLG–14  
$7.50

  

©2003 - 2016 The Western Design Center, Inc.
2166 E. Brown Rd. Mesa, Arizona 85213
phone: 480 962-4545, fax: 480 835-6442

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Last updated 10/11/2016
Current date 12.16.2017
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