sp301ct Exar Corporation, sp301ct Datasheet - Page 15

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

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