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IA8255

InnovASIC
Part Number IA8255
Manufacturer InnovASIC
Description Programmable Peripheral Interface Adapter
Published Apr 23, 2005
Detailed Description Page 1 of 4 IA8255 Advanced Information Sheet Programmable Peripheral Interface Adapter FEATURES • • • • • • Form, Fit,...
Datasheet PDF File IA8255 PDF File

IA8255
IA8255

Overview
Page 1 of 4 IA8255 Advanced Information Sheet Programmable Peripheral Interface Adapter FEATURES • • • • • • Form, Fit, and Function Compatible with the Intel® 8255A and Harris© 82C55A Packaging options available: 40 Pin Plastic DIP or 44 Pin Plastic Leaded Chip Carrier 24 Programmable Input/Outputs Static Read/Write or Handshaking Modes Direct Bit Set/Reset Capability High Speed, No “Wait State” Operation The IA8255 uses innovASIC’ s innovative new f 3 Program to provide industry with parts that other vendors have declared obsolete.
By specifying parts through this program a customer is assured of never having a component become obsolete again.
This advanced information sheet assumes the original part has been designed in, and so provides a summary of capabilities only.
For new designs contact innovASIC for more detailed information.
Intel is a registered trademark of Intel Corporation Harris is a copyright trademark of Harris Corporation Package Pinout PA0 PA1 PA2 PA3 PA4 PA5 PA6 PA2 PA1 PA0 RD_n CS_n GND A1 A0 PC7 PC6 PC5 PC4 PC0 PC1 PC2 PC3 PB0 PB1 PB2 (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) PA7 (41) www.
DataSheet4U.
com 40 Pin DIP (39) (38) (37) (36) (35) (34) (33) (32) (31) (30) (29) (28) (27) (26) (25) (24) (23) (22) (21) PA5 PA6 (6) (5) (4) (3) (2) (1) (44) (43) (42) WR_n RESET D0 D1 D2 D3 D4 D5 D6 D7 VCC PB7 PB6 (40) PA7 CS_n GND A1 A0 PC7 N.
C.
PC6 PC5 PC4 PC0 PC1 N.
C.
IA8255 RD_n PA3 (1) (40) PA4 WR_n (7) (8) (9) (10) (11) (12) (13) (14) (15) (16) (17) (18) (19) (20) (21) (22) (23) (24) (25) (26) (27) (28) (39) (38) RESET D0 D1 D2 D3 N.
C.
D4 D5 D6 D7 VCC IA8255 44 Pin LCC (37) (36) (35) (34) (33) (32) (31) (30) (29) PB0 PB1 PB2 PB3 PB4 PB5 PB6 PC2 PC3 PB4 PB3 Copyright © 1999, InnovASIC Inc.
Customer Specific IC Solutions N.
C.
PB7 PB5 Page 2 of 4 IA8255 Advanced Information Sheet Programmable Peripheral Interface Adapter The IA8255 is a programmable peripheral ...


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