1.25Gbps Spring-latch SFP Transceiver

22dB/30dB Min. link budget, RoHS compliant

June 13, 2007

Fiberxon Proprietary and Confidential, Do Not Copy or Distribute

Page 6 of 12

2

1

Connector

07

LC

3—10

8

Transceiver

00 00 00 02 00 00 00 00

1000BASE-LX

11

1

Encoding

03

NRZ

12

1

BR, nominal

0C

1.25Gbps

13

1

Reserved

00

14

1

Length (9um)-km xx

80km/100km(50/64)

15

1

Length (9um) xx

80km/100km(FF/FF)

16

1

Length (50um) 00

17

1

Length (62.5um) 00

18

1

Length (copper) 00

19

1

Reserved

00

20—35

16

Vendor name

46 49 42 45 52 58 4F 4E

20 49 4E 43 2E 20 20 20

“FIBERXON INC. “(ASCⅡ)

36

1

Reserved

00

37—39

3

Vendor OUI

00 00 00

40—55

16

Vendor PN

36 31 31 32 43 2D 53 4C

xx xx xx xx xx 47 20 20

“6112C-SLxxxxxxG

” (ASCⅡ)

56—59

4

Vendor rev

xx xx 20 20

ASCⅡ( “31 30 20 20” means 1.0 revision)

60—61

2

Wavelength

xx xx

From 1431nm~1611nm

62

1

Reserved

63

1

CC BASE

xx

Check sum of bytes 0 - 62

64—65

2

Options

00 1A

LOS, TX_FAULT and TX_DISABLE

66

1

BR, max

00

67

1

BR, min

00

68—83

16

Vendor SN

xx xx xx xx xx xx xx xx

xx xx xx xx xx xx xx xx

ASCⅡ, used for Fiberxon SFPs

84—91

8

Vendor date codexx xx xx xx xx xx 20 20

Year (2 bytes, Month (2 bytes), Day (2 bytes)

92

1

Diagnostic type xx

Diagnostics

93

1

Enhanced option

B0

Diagnostics (Optional Alarm/warning flags,

Soft TX_FAULT , Soft TX_LOS monitoring)

94

1

SFF-8472

02

Diagnostics (SFF-8472 Rev 9.4)

95

1

CC EXT

xx

Check sum of bytes 64 - 94

96—255

160

Vendor specific

Note: The “xx” byte should be filled in according to practical case. For more information, please refer to the

related document of SFP Multi-Source Agreement (MSA).

Monitoring Specification

The digital diagnostic monitoring interface also defines another 256-byte memory map in EEPROM, which

makes use of the 8 bit address 1010001X (A2h). Please see Figure 1. For detail EEPROM information,

please refer to the related document of SFF-8472 Rev 9.5. The monitoring specification of this product is

described in Table 7.