sp301ct Exar Corporation, sp301ct Datasheet - Page 16

• Manufacturer Part Number: sp301ct
• Description: Rs-232/rs-422 Line Drivers/receivers
• Manufacturer: Exar Corporation

66
RS-422 LINE DRIVER
RS-422 RECEIVER
RS-232 LINE DRIVERS
RS-232 RECEIVERS
ROA
ROB
ROB
Two-Channel Duplex RS-232 &
TIB
TIB
TIA
One-Channel Duplex RS-422
2
1
1
2
1
1
V
EE
Opposite Drivers
10k
10k
SELECT A = 1
SELECT B = 0
LB = 0
SP302 CONFIGURATIONS IN LOOPBACK MODE
(ACTIVE)
10k
TOA
TOA
TOB
TOB
10k
RIA
RIA
RIB
RIB
10k
10k
2
1
1
2
2
1
2
1
10k
10k
V
EE
V
V
EE
EE
ROB
ROA
RS-422 LINE DRIVERS
RS-422 RECEIVERS
RS-422 LINE DRIVERS
RS-422 RECEIVERS
TIB
TIA
1
1
1
1
Two-Channel Duplex RS-422
V
V
EE
EE
SELECT A = 1
SELECT B = 1
LB = 0
10k
10k
10k
10k
(ACTIVE)
TOA
TOA
SIGNAL PROCESSING EXCELLENCE
TOB
TOB
RIA
RIA
RIB
RIB
10k
10k
1
2
1
2
2
1
2
1
10k
10k
Corporation
V
V
EE
EE