jsh-42l3ad3-5 JDS Uniphase Corporation, jsh-42l3ad3-5 Datasheet - Page 14

• Manufacturer Part Number: jsh-42l3ad3-5
• Description: Sfp Pluggable 4/2/1g Fc/gbe Fp And Dfb Transceiver Rohs 6/6 Jsh-42l3ad3-5, Jsh-42l3ad3-5g, Jsh-42l3ad3-20
• Manufacturer: JDS Uniphase Corporation

14
Two-wire Interface Timing
Parameter
Clock frequency
Clock pulse width low
Clock pulse width high
Clock low to data out valid
Initialization time
Time the data line must be free before a new
transmission can start
Start hold time
Start set-up time
Data in hold time
Data in set-up time
Inputs rise time
Inputs fall time
Stop set-up time
Data out hold time
Vdd hold time for user write
1. See Two-Wire Interface Figure 8 on page 8 for timing relationships. See Two-Wire Protocol for Serial ID and Digital Diagnostic Monitoring Information on page 5 for infor-
2. The Vdd supply to the transceiver must remain valid for 25 + (N x 10) ms, where N is the number of bytes desired to write to the scratch space (bytes 128-247 in 0xA2
3. The time from application of 3.0 V or greater Vdd supply at the transceiver voltage inputs to when the transceiver will be capable of responding to a start sequence on the
SFF 8472 Monitored values
Parameter
Received optical power meter dynamic range
Received optical power meter accuracy
Transmitted optical power meter dynamic range
Transmitted optical power meter accuracy
Laser bias current meter dynamic range
Laser bias current meter accuracy
Power supply voltage meter dynamic range
Power supply voltage meter accuracy
Transceiver temperature meter dynamic range
Transceiver temperature meter accuracy
1. Actual optical power incident on the receiver. This range, when coupled with the accuracy specified means that the power meter can read from -18 dBm to +3 dBm when
2. When transceiver is operated within its specified temperature and power supply voltage dynamic operating ranges.
3. When optical input power is within the optical power meter specified dynamic operating range.
mation on protocol.
address). For example: A single byte write will require 35 ms of valid supply voltage after the Stop bit for that instruction is completed. A sequential multi-byte write of the
entire 120 bytes into the user scratch space will require the supply to remain valid for at least 1.23 s after the stop bit is completed.
two-wire interface.
input optical power is in the range -16 dBm to +1 dBm.
1
1
1
1
1
1
1
3
1
1
1
1
1
1
2
2
2
2, 3
2
2
2
2
1
2
2
SFP PlUGGABlE 4/2/1G FC/GBE FP AND DFB TRANSCEIvER ROHS 6/6
Symbol
f
t
t
t
t
t
t
t
t
t
t
t
t
t
t
SID
LOW
HIGH
AA
serial
BUF
HD.STA
SU.STA
HD.DAT
SU.DAT
R
F
SU.STO
DH
VddH
Min
4.7
4.0
0.1
4.7
4.0
4.7
0
200
4.7
100
25+(N x 10)
Min
-20
-2.0
-9
-2.0
4.0
-0.90
2.8
-0.10
-40
-3
Max
100
4.5
250
1.0
300
Max
+1.0
+2.0
-1.0
+2.0
90
+0.90
4.5
0.10
100
+3
Units
kHz
ms
ms
ms
ms
ms
ms
ms
ms
ns
ms
ns
ms
ns
ms
Units
dBm
dB
dBm
dB
mA
mA
V
V
°C
°C