MSM82C43 Datasheet

  • MSM82C43

  • INPUT/OUTPUT PORT EXPANDER

  • 90.55KB

  • OKI

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E2E1034 -27-Y4
隆 Semiconductor
MSM82C43
隆 Semiconductor
INPUT/OUTPUT PORT EXPANDER
This version: Jan. 1998
MSM82C43
Previous version: Nov. 1996
GENERAL DESCRIPTION
The MSM82C43 is an input/output port expander device based on CMOS technology and
designed to operate at low power consumption levels.
In systems employing the MSM80C48/49 8鈥揵it single chip microcomputers, 4鈥揵it data can be
expanded by dividing between four I/O lines by executing the MOVDA, P
p
, A and ORLDP
p
,
A instructions.
FEATURES
鈥?CMOS technology for low power consumption
鈥?2.5 to 6 V single power supply (dependent on MSM80C48/49 operating frequency.)
鈥?Fully static operation
鈥?Bidirectional I/O ports
鈥?TTL coimpatible (ports 4 thru 7)
鈥?Functional compatiblity with Intel i8243
鈥?Package options
24 pin Plastic DIP (DIP24鈥揚鈥?00-2.54)
: (Product name : MSM82C43RS)
24 pin Plastic SOP (SOP24鈥揚鈥?30鈥?.27-K) : (Product name : MSM82C43GS-K)
1/13

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