FTLX1461E2 Product Specification – October 2008

I. PIN DESCRIPTION

Signal Name

Level

I/O

Pin No.

Description

Management and

Monitoring Ports

 

 

 

MDIO

Open Drain

I/O

17

Management Data I/O. Requires

 

 

 

 

external 10 - 22 kΩ pull-up to the

 

 

 

 

APS on host.

MDC

1.2 V

I

18

Management Data Clock Input

 

CMOS

 

 

 

PRTAD4

1.2 V

1

19

Port Address Input bit 4

 

CMOS

 

 

 

PRTAD3

1.2 V

I

20

Port Address Input bit 3

 

CMOS

 

 

 

PRTAD2

1.2 V

I

21

Port Address Input bit 2

 

CMOS

 

 

 

PRTAD1

1.2 V

I

22

Port Address Input bit 1

 

CMOS

 

 

 

PRTAD0

1.2 V

I

23

Port Address Input bit 0

 

CMOS

 

 

 

LASI

Open Drain

O

9

Link Alarm Status Interrupt Output.

 

 

 

 

Open Drain Compatible Output with

 

 

 

 

10 - 20 kΩ pull-up on host.

 

 

 

 

Logic high = Normal Operation

 

 

 

 

Logic low = Status Flag Triggered

RESET

Open Drain

I

10

Reset Input.

 

 

 

 

Open Drain Compatible Input with

 

 

 

 

22 kΩ pull-up to APS internal to

 

 

 

 

transponder.

 

 

 

 

Logic high = Normal Operation

 

 

 

 

Logic low = RESET

Vendor Specific

 

 

11,15,16,24

Vendor Specific Pins.

 

 

 

 

Leave unconnected when not used.

TX ON/OFF

Open Drain

I

12

TX ON/OFF Input.

 

 

 

 

Open Drain Compatible Input with

 

 

 

 

22 kΩ pull-up to APS internal to

 

 

 

 

transponder.

 

 

 

 

Logic high = Transmitter On

 

 

 

 

Logic low = Transmitter Off

MOD DETECT

 

O

14

Pulled low inside transponder

 

 

 

 

through a 1 kΩ resistor to Ground

Transmit Functions

 

 

 

Reserved

 

I

68

Reserved For Future Use

Reserved

 

I

67

Reserved For Future Use

TX LANE 3–

AC-coupled,

I

65

Module XAUI Input Lane 3–

TX LANE 3+

Internally biased

I

64

Module XAUI Input Lane 3+

 

differential

 

 

 

TX LANE 2–

I

62

Module XAUI Input Lane 2–

XAUI

TX LANE 2+

I

61

Module XAUI Input Lane 2+

 

TX LANE 1–

 

I

59

Module XAUI Input Lane 1–

TX LANE 1+

 

I

58

Module XAUI Input Lane 1+

TX LANE 0–

 

I

56

Module XAUI Input Lane 0–

TX LANE 0+

 

I

55

Module XAUI Input Lane 0+

© Finisar Corporation – October 2008

Rev B

Page 2

Page 2
Image 2
Finisar FTLX1461E2 manual Transmit Functions