TMC2084-HD SMSC, TMC2084-HD Datasheet - Page 65

• Manufacturer Part Number: TMC2084-HD
• Description: Network Controller & Processor ICs DUAL MODE CircLink Cntlr
• Manufacturer: SMSC

Specifications of TMC2084-HD

• Product: Controller Area Network (CAN)
• Number Of Transceivers: 1
• Data Rate: 5 Mbps
• Supply Voltage (max): 3.6 V
• Supply Voltage (min): 3 V
• Supply Current (max): 25 mA
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Package / Case: TQFP-48
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Standalone Mode CircLink
Datasheet
4.1.2
4.1.3
SMSC TMC2084
Line –
Line –
Connecting Watchdog Timer
Using SLT4 Plus RS485
SLT-4 from Nagano JRC
TM
nTXDONE
nTXDONE
Controller
nPOSTR
nPOSTR
Pulse Transformer
nRESET
nRESET
1
1
Cct: Optional
1
1
DATASHEET
Cct
Power supply monitor IC with WDT
D
CK
S
R
Q
Q
(MB3794 from Fujitsu)
CK1
CK2
RESET
Reference values at Vcc=5V
Power supply monitor IC with WDT
R3
Page 65
R1 = R2 = 18K ohm
R3 = R4 = 1K ohm
R4
Vcc
R1
(TPS3823 from TI)
WDTI
RESET
R2
SN75LBC180A from TI, etc.
RS-485 Driver/Receiver
INH
Y
Z
A
B
Cw
Cp
MR
Rcv
Drv
RE
DE
It must connect Pull-up resister
on TXD pin. (use CMI code)
D
R
External reset
input
TXD
TXEN
RXIN
Revision 0.2 (10-23-08)