Sames SA9205
The SA9205 includes PB 3 22 47 PB 4 23 46 8 independently programmable I/O pins for PB 5 24 45 PB 6 25 44 Port A with Port B and Port C as indepenPB 7 26 dently programmable I/O, packaged in a 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 cost effective 44 pin PLCC package. This is a stress rating only.| Part No. | SA9205 |
|---|---|
| Datasheet | SA9205 Download |
| Manufacturer | Sames |
| Description | 6/3 X 8 PORT EXPANDER |
| Buy | Stock & Price |
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 FORDESCRIPTION
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 microcontroller/micro60 PA 0 10 59 processor with a multiplexed address/data PA 1 11 58 PA 12 2 57 bus structure.
