COM20019I-HT Standard Microsystems (SMSC), COM20019I-HT Datasheet - Page 23

• Manufacturer Part Number: COM20019I-HT
• Manufacturer: Standard Microsystems (SMSC)

Specifications of COM20019I-HT

• 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
• Lead Free Status / RoHS Status: Compliant

SMSC COM20019I 3.3V
Cost Competitive ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
nWR/DIR
AD0-AD2,
nRD/nDS
D3-D7
nRESET
nINTR
nCS
ARBITRATION
CIRCUITRY
CIRCUITRY
DECODING
ADDRESS
BUS
LOGIC
RESET
COMMAND
REGISTER
Figure 5.5
STATUS/
RECONFIGURATION
- INTERNAL BLOCK DIAGRAM
TIMER
DATASHEET
SEQUENCER
REGISTERS
WORKING
MICRO-
Page 23
AND
2K x 8
RAM
NODE ID
LOGIC
OSCILLATOR
LOGIC
ADDITIONAL
TX/RX
REGISTERS
XTAL1
nPULSE1
nPULSE2
nTXEN
RXIN
XTAL2
Rev. 11-07-08