COM20020I-DZD-TR Standard Microsystems (SMSC), COM20020I-DZD-TR Datasheet - Page 39

• Manufacturer Part Number: COM20020I-DZD-TR
• Manufacturer: Standard Microsystems (SMSC)

Specifications of COM20020I-DZD-TR

• Number Of Transceivers: 1
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Temperature (max): 85C
• Operating Temperature (min): -40C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 28
• Lead Free Status / RoHS Status: Compliant

5Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
Datasheet
Data Register
I/O Address 04H
Memory
Data Bus
2K x 8
8
D0-D7
INTERNAL
RAM
Address Pointer Register
I/O Address 02H
I/O Address 03H
High
Low
Memory
Address Bus
11-Bit Counter
11
Figure 6.1 - Sequential Access Operation
SMSC COM20020I Rev D
Page 39
Revision 12-05-06
DATASHEET