COM20020I-DZD-TR SMSC, COM20020I-DZD-TR Datasheet - Page 24

• Manufacturer Part Number: COM20020I-DZD-TR
• Description: Network Controller & Processor ICs 5Mbps ARCNET CTRL 2K x 8 ON-CHIP RAM
• Manufacturer: SMSC

Specifications of COM20020I-DZD-TR

• Product: Controller Area Network (CAN)
• Number Of Transceivers: 1
• Data Rate: 5 Mbps
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Supply Current (max): 40 mA
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Package / Case: PLCC-28
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Revision 12-05-06
RG-62 Belden #86262
RG-59/U Belden #89108
RG-11/U Belden #89108
IBM Type 1* Belden #89688
IBM Type 3* Telephone Twisted Pair
Belden #1155A
COMCODE 26 AWG Twisted Pair
Part #105-064-703
nWR/DIR
AD0-AD2,
nRD/nDS
*Non-plenum-rated cables of this type are also available.
CABLE TYPE
D3-D7
nRESET
nINTR
nCS
ARBITRATION
CIRCUITRY
CIRCUITRY
DECODING
ADDRESS
BUS
LOGIC
RESET
COMMAND
REGISTER
STATUS/
Figure 5.6 - Internal Block Diagram
RECONFIGURATION
IMPEDANCE
DATASHEET
Table 5.1 - Typical Media
NOMINAL
150Ω
100Ω
105Ω
93Ω
75Ω
75Ω
TIMER
SEQUENCER
REGISTERS
Page 24
WORKING
MICRO-
AND
2K x 8
RAM
5Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM
NODE ID
LOGIC
ATTENUATION PER 1000 FT.
OSCILLATOR
TX/RX
LOGIC
ADDITIONAL
REGISTERS
AT 5 MHZ
17.9dB
16.0dB
5.5dB
7.0dB
5.5dB
7.0dB
SMSC COM20020I Rev D
XTAL1
nPULSE1
nPULSE2
nTXEN
RXIN
XTAL2
Datasheet