
SFBD-155E2J1RM
DELTA ELECTRONICS, INC.
5 Revision: S0
12/20/2006
www.deltaww.com
7. Recommended Interface Circuit
Transmitter
9. TD(p)
10. TD(n)
8. Tx_Dis
6. VccT
7. VeeT
Receiver
1. VeeR
5. RD(p)
4. RD(n)
3. SD
2. VccR
100nF
10uF 100nF
10uF
100nF
1uH
1uH
3.3V
Protocol IC
SerDes IC
Tx_Enable
SD
DELTA SFF Module
270 ohm
Tx-Coupled
interface
Rx-Coupled
interface
82ohm
130ohm
3.3V
130ohm
3.3V
82ohm
100nF
100nF
DELTA
Module
Host
Board
DELTA
Module
Host
Board
Z0=50ohm
Z0=50ohm
RES0RES0
Z0=50ohm
Z0=50ohm
DC - Coupled interface
AC - Coupled interface
Tx-Coupled
interface
3.3V
130ohm
82ohm
130ohm
82ohm
3.3V
82ohm
130ohm
3.3V
130ohm
3.3V
82ohm 100nF
100nF
DELTA
Module
Host
Board
DELTA
Module
Host
Board
Z0=50ohm
Z0=50ohm
Z0=50ohm
Z0=50ohm
DC - Coupled interface
AC - Coupled interface
Rx-Coupled
interface
3.3V
RES2
RES1
RES2
RES1
3.3V
150ohm150ohm
RES0, RES1 and RES2 depend on SerDes chip used
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