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W65C22S Versatile Interface Adapter (VIA)
Interface Signals Relationship
Features of the W65C22S
2 x 8−bit, bi−directional peripheral I/O Ports
2 x 16−bit programmable Interval Timer/Counters
Synchronous Serial bi−directional peripheral I/O Port
Enhanced "Handshake" feature works with either 8− or 8/16−bit systems
Latched Input/Output Registers on both I/O Ports
Programmable Data Direction Registers
TTL compatible I/O peripheral lines
1.8V − 5V Power Supply
Bus compatible with 14 MHz W65C02S and W65C816S
Compatible with the 65xx and 68xx family of microprocessors
Replacement for Rockwell / GTE / CMD / Synertek / MOS Technology NMOS 6522 and CMOS 65C22 VIA′s
Quick Links
Order
Sample (RFS)
Quote (RFQ)
W65C22S Datasheet
RoHS, Green Compliant
Design Kits
Development Tools
Chip Applications
Application Guide
Packaging
and
Pricing
W65C22S6TPG–14
$8.04
W65C22S6PLG–14
$8.04
W65C22SQ–6
$8.64
©2003 - 2008 The Western Design Center, Inc.
2166 E. Brown Rd. Mesa, Arizona 85213
phone: 480 962-4545, fax: 480 835-6442
Website produced by The Western Design Center, Inc.
Last updated 1.10.2008
Current date 05.16.2008
Time 09:09 PM