MAX3738 Maxim Integrated Products, MAX3738 Datasheet - Page 6

• Manufacturer Part Number: MAX3738
• Description: 155Mbps to 4.25Gbps SFF/SFP Laser Driver with Extinction Ratio Control
• Manufacturer: Maxim Integrated Products

155Mbps to 4.25Gbps SFF/SFP Laser Driver
with Extinction Ratio Control
(V
6
CC
_______________________________________________________________________________________
= +3.3V, C
TX_DISABLE
TX_DISABLE
OUTPUT
OUTPUT
APC
FAULT
LASER
FAULT
LASER
V
V
CC
CC
= 0.01µF, I
LOW
LOW
LOW
0V
3.3V
LOW
HOT PLUG WITH TX_DISABLE LOW
3.3V
t_init = 59.6ms
TRANSMITTER DISABLE
BIAS
20ms/div
20ns/div
= 20mA, I
91.2ns
HIGH
TX_DISABLE
MOD
V
OUTPUT
PC_MON
Typical Operating Characteristics (continued)
MAX3738 toc16
MAX3738 toc18
FAULT
LASER
= 30mA, T
LOW
HIGH
FAULT RECOVERY TIME
A
= +25°C, unless otherwise noted.)
t_init = 58ms
EXTERNALLY
FORCED FAULT
40ms/div
HIGH
TX_DISABLE
TX_DISABLE
LOW
V
OUTPUT
OUTPUT
PC_MON
FAULT
LASER
FAULT
LASER
V
MAX3738 toc20
CC
LOW
HIGH
LOW
3.3V
FORCED FAULT
EXTERNALLY
TRANSMITTER ENABLE
RESPONSE TO FAULT
t_on = 23.8μs
400ns/div
10μs/div
t_fault = 160ns
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MAX3738 toc17
LOW
MAX3738 toc19