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DELTA ELECTRONICS, INC.
8 Aug., 2006
Rev. 0A
www.deltaww.com
SFP timing parameters for SFP management
Parameter Symbol Min. Max. Unit Unit Conditions
TX_DISABLE Assert
time
t_off 10
µsec
Time from rising edge of TX_DISABLE to
when the optical output falls below 10% of
nominal
TX_DISABLE
Negate time
t_on 1 msec
Time from falling edge of TX_DISABLE to
when the modulated optical output rises
above 90% of nominal
Time to initialize,
including reset of
TX_FAULT
t_init 300 msec
From power on or negation of TX_Fault using
TX Disable.
TX Fault Assert
Time
t_fault
100
µsec
Time from fault to TX fault on.
TX_DISABLE to
reset
t_rest 10
µsec
Time TX Disbale must be held high to reset
TX_Fault
LOS Assert Time t_loss_on 100
µsec
Time from LOS state to Rx LOS assert
LOS Deassert Time t_loss_off 100
µsec
Time from non-LOS state to Rx LOS deassert
Serial ID Clock Rate f_serial_clock 100 kHz
LCP-200A4HSR EEPROM Serial ID Memory Contents (2-Wire Address A0h)
Hex ASCII Hex ASCII Hex ASCII Hex ASCII Hex ASCII Hex ASCII
00 03 25 20 50 53 S 75 SN 100 00 125 00
01 04 26 20 51 52 R 76 SN 101 00 126 00
02 07 27 20 52 20 77 SN 102 00 127 00
03 00 28 20 53 20 78 SN 103 00
04 80 29 20 54 20 79 SN 104 00
05 00 30 20 55 20 80 SN 105 00
06 00 31 20 56 30 81 SN 106 00
07 00 32 20 57 30 82 SN 107 00
08 00 33 20 58 30 83 SN 108 00
09 00 34 20 59 30 84 DC Note 3 109 00
10 00 35 20 60 05 85 DC 110 00
11 00 36 00 61 1E 86 DC 111 00
12 02 37 00 62 00 87 DC 112 00
13 00 38 00 63 CS1 Note 1 88 DC 113 00
14 00 39 00 64 00 89 DC 114 00
15 00 40 4C L 65 1A 90 DC 115 00
16 00 41 43 C 66 05 91 DC 116 00
17 C8 42 50 P 67 05 92 00 117 00
18 00 43 2D - 68 SN Note 2 93 00 118 00
19 00 44 32 2 69 SN 94 00 119 00
20 44 D 45 30 0 70 SN 95 CS2 Note 4 120 00
21 45 E 46 30 0 71 SN 96 00 121 00
22 4C L 47 41 A 72 SN 97 00 122 00
23 54 T 48 34 4 73 SN 98 00 123 00
24 41 A 49 48 H 74 SN 99 00 124 00
Notes:
1) Byte 63(CS1): Check sum of bytes 0-62.
2) Byte 68-83 (SN): Serial number.
3) Byte 84-91 (DC): Date code.
4) Byte 95 (CS2): Check sum of bytes 64-94.
5) Bytes 128-255 had been set hex. 00.