COM20019I-DZD SMSC, COM20019I-DZD Datasheet - Page 65

• Manufacturer Part Number: COM20019I-DZD
• Description: IC CTRLR ARCNET 2KX8 RAM 28-PLCC
• Manufacturer: SMSC
• Series: ARCNETr

Specifications of COM20019I-DZD

• Controller Type: ARCNET Controller
• Interface: Differential
• Voltage - Supply: 4.5 V ~ 5.5 V
• Current - Supply: 20mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-PLCC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1000-5

Chapter 11 APPENDIX B:
SMSC COM20019I
Cost Competitive ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
RESETDRV
nREFRESH
SA15-SA4
SD7-SD0
SA2-SA0
nIOCS16
ISA Bus
nDACK
DRQn
nIOW
IRQm
nIOR
AEN
TC
Figure 11.1 - EXAMPLE OF INTERFACE CIRCUIT DIAGRAM TO ISA BUS
3
12
8
nG
P
A
Transceivers
DIR
Comparators
LS688x2
16 bit Bus
Schmitt-Trigger Buffer
P=Q
LS245
12 bit
A
DATASHEET
nG
Q
B
12
3
Page 65
I/O Address Seeting (DIP Switches)
8
nCS
nRD
nWR
A2-A0
nINTR
nRESET
COM20019
D7-D0
Rev. 09-25-07