ST78C34CP40-F Exar Corporation, ST78C34CP40-F Datasheet - Page 3

• Manufacturer Part Number: ST78C34CP40-F
• Description: MONOLITHIC BIDIRECTIONAL PARALLEL PORT
• Manufacturer: Exar Corporation

Specifications of ST78C34CP40-F

• Features: *
• Fifo's: 83 Byte
• Protocol: Printer
• Voltage - Supply: 5V
• With Parallel Port: Yes
• Mounting Type: Through Hole
• Package / Case: 40-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 2, BLOCK DIAGRAM
INTSEL
RESET
D0-D7
A0-A1
-IOW
-IOR
Rev. 3.00
INT
-CS
Registers
6-5
Printer
FIFO
Generator
Printer
Timing
Clock
Ports
Data
Control
Printer
&
Logic
ST78C34
PD0-PD7
PE, SELECT
BUSY, -ACK
-ERROR
-STROBE
INIT
-AUTOFDX
-SELCTIN
XTAL2
XTAL1