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Recommend circuit schematic, Protocol ic, Delta sfp+ module – Delta Electronics LCP-8500A4EDR User Manual

Page 7: Serdes ic, Pld / pal

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LCP-8500A4EDR

Preliminary

DELTA ELECTRONICS, INC.

7 2008/7/16

Rev. 0A

www.deltaww.com

Laser Diode

Photo Diode

Laser Driver

100 Ohms

0.01uF

0.01uF

0.01uF

0.01uF

Preamp &

Quantizer

EEPROM

10K Ohms

DELTA SFP+ Module

0.1uF

0.1uF

10uF

1uH

1uH

0.1uF

10uF

3.3V

100 Ohms*

RES1

RES1

VCC

SerDes IC

RES1

RES1

RES1

3.3V

PLD / PAL

Protocol Vcc

Tx_Disable

Tx_Fault

Rx_LOS

Receiver Rate Select

Transmitter Rate Select

Protocol IC

VccT

Tx_Disable

Tx_Fault

TD+

TD-

VeeT

VccR

RD+

RD-

Rx_LOS

VeeR

RS0
RS1

SCL

SDA

MOD-ABS

RES1 = 4.7k TO 10k Ohms
* Depands on SerDes IC used

30k Ohms

30k Ohms

Micro

Control

Recommend Circuit Schematic