LC-1250xxxxRx Series

DELTA ELECTRONICS, INC.

6

Sep., 2006

Rev. 0E

www.deltaww.com

Recommend Circuit Schematic (LC-1250xxx2Rx)

Laser Diode

Photo-diode

1uH

1uH

0.1uF

10uF

0.1uF

0.1uF

0.1uF

0.1uF

0.1uF

0.1uF

10uF

100 ohm*

100 ohm

SerDes IC

3.3V

DELTA SFF Module

Preamp &

Tx_Disable

Quantizer

TD+

TD -

VeeT

RD+

RD -

Rx_SD

VeeR

VccT

VccR

Laser Driver

* Depands on SerDes IC used

150 ohm

150 ohm

50 ohm TXL

50 ohm TXL

50 ohm TXL

50 ohm TXL

SD

TxDis

Note:

1.

270 Ohm SD Output pull-down resisters required for LVPECL SD Output.

2.

No connected for TTL SD Output.