TMC2084-HT SMSC, TMC2084-HT Datasheet - Page 65

• Manufacturer Part Number: TMC2084-HT
• Description: IC CTRLR CIRCLINK TM 48-TQFP
• Manufacturer: SMSC
• Series: CircLink™r

Specifications of TMC2084-HT

• Controller Type: I/O Controller
• Interface: Transceiver
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-TQFP, 48-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Supply: -
• Other names: 638-1025

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)