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SA9203

Part Number	SA9203
Manufacturer	Sames
Description	6/3 X 8 PORT EXPANDER
Published	May 18, 2005
Detailed Description	sames FEATURES n SA9203/5 6/3 X 8 PORT EXPANDER Six (SA9203) or three (SA9205) 8-Bit I/O Ports Each bit of one port in...
Datasheet	SA9203 PDF File

Overview

sames FEATURES n SA9203/5 6/3 X 8 PORT EXPANDER Six (SA9203) or three (SA9205) 8-Bit I/O Ports Each bit of one port independently programmable as input or output Five (SA9203) or two (SA9205) remaining ports can be individually configured as input or output.
(Direction applicable to all 8 pins of each port.
) One 8-Bit port programmable as either atched or transparent inputs Supports byte-wide and bit-wide I/O port addressing modes on all ports n Readback of all control and port registers Interfaces directly with multiplexed address and data bus microprocessors/ microcontrollers Internal address latch Single +5V power supply Low power CMOS Completely static operation TTL-level compatibility n n n n n n n n n n FIGURE 1: PIN CONNECTION FOR DESCRIPTION The SAMES SA9203/5 Port Expander is a SA9203 CMOS device suited to microprocessor based applications requiring input/output port expansion.
The device interfaces very 9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61 simply to any micro...

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