SFBD-155E2J1RM
DELTA ELECTRONICS, INC.
5 Revision:
S0
12/20/2006
www.deltaww.com
7. Recommended Interface Circuit
T ransm itter
9. T D (p)
1 0 . T D (n )
8 . T x _D is
6. V ccT
7. V eeT
R eceiver
1. V eeR
5 . R D (p )
4 . R D (n )
3 . S D
2 . V ccR
1 00 n F
1 0u F
10 0n F
1 0u F
1 00 nF
1u H
1u H
3 .3 V
P rotocol IC
S erD es IC
T x _E nable
S D
D E L T A S F F M odule
2 70 o hm
T x-C oupled
interface
R x-C oupled
interface
8 2 o h m
1 3 0 o h m
3 .3 V
1 3 0 o h m
3 .3 V
8 2 o h m
1 0 0 n F
1 0 0 n F
D E L T A
M o d u le
H o st
B o ard
D E L T A
M o d u le
H o st
B o ard
Z 0 = 5 0 o h m
Z 0 = 5 0 o h m
R E S 0
R E S 0
Z 0 = 5 0 o h m
Z 0 = 5 0 o h m
D C - C o u p led in terface
A C - C o u p led in terface
T x -C ou p led
in terface
3 .3 V
1 3 0 o h m
8 2 o h m
1 3 0 o h m
8 2 o h m
3 .3 V
8 2 o h m
1 3 0 o h m
3 .3 V
1 3 0 o h m
3 .3 V
8 2 o h m
1 0 0 n F
1 0 0 n F
D E L T A
M o d u le
H o st
B o ard
D E L T A
M o d u le
H o st
B o ard
Z 0 = 5 0 o h m
Z 0 = 5 0 o h m
Z 0 = 5 0 o h m
Z 0 = 5 0 o h m
D C - C o u p led in terface
A C - C o u p led in terface
R x-C o u pled
in terface
3 .3 V
R E S 2
R E S 1
R E S 2
R E S 1
3 .3 V
1 5 0 o h m
1 5 0 o h m
R E S 0 , R E S 1 an d R E S 2 d ep en d o n S erD es ch ip u sed
