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ManualsBrandsLINEAR TECHNOLOGY ManualsInterface ICsInterface IC - transceivers Multi protocol 2/2 QFN 28
31323334353637383940
LTC2870/LTC2871
31
28701fb
For more information www.linear.com/LTC2870
Figure41. LTC2871: Various Communication Configurations
Figure42. LTC2871: More Communication Configurations Using External Connections
Typical applicaTions
28701 F40
LTC2871
1.7V TO V
CC
3V TO 5.5V
DX485
RX232
RX485
DX232
TE485
H/F
DIN1
DIN2
Y
DOUT1
DOUT2
Z
A
B
RIN2
RIN1
DI
ROUT1
RO
ROUT2
V
L
V
L
V
CC
GND
RS485
RS232
FULL-DUPLEX
RS485
FULL-DUPLEX
H/F = 0
RS232
FULL-DUPLEX
RS485
HALF-DUPLEX
H/F = 1
RS485
RS485
RS232 RS232
RS232 RS232
CONTROLLER
RS232 RS232
RS485
RS485
CONNECTOR
RS232 RS232
RS485
28701 F41
LTC2871
1.7V TO V
CC
3V TO 5.5V
DIN1
DIN2
Y
DOUT1
DOUT2
Z
A
B
RIN2
RIN1
DI
ROUT1
RO
ROUT2
V
L
V
L
V
CC
GND
RS485
RS232
HALF-DUPLEX
RS485
FULL-DUPLEX
H/F = 0
RS232
HALF-DUPLEX
RS485
HALF-DUPLEX
H/F = 1
RS485
RS485
RS232 RS232
RS232 RS232
CONTROLLER
RS485
RS485
CONNECTOR
RS485
DX485
RX232
RX485
DX232
TE485
H/F
Logic input pins not shown are tied to a valid logic state. External Components not shown.
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