MAX3740AETG+T Maxim Integrated Products, MAX3740AETG+T Datasheet - Page 11

IC DRIVER SFP VCSEL 24-TQFN

MAX3740AETG+T

Manufacturer Part Number
MAX3740AETG+T
Description
IC DRIVER SFP VCSEL 24-TQFN
Manufacturer
Maxim Integrated Products
Type
Laser Diode Driverr
Datasheet

Specifications of MAX3740AETG+T

Data Rate
3.2Gbps
Number Of Channels
1
Voltage - Supply
2.97 V ~ 3.63 V
Current - Supply
55mA
Current - Modulation
15mA
Current - Bias
15mA
Operating Temperature
-40°C ~ 85°C
Package / Case
24-TQFN Exposed Pad
Mounting Type
Surface Mount
Supply Voltage (max)
6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Supply Current
55 mA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Figure 2. Safety Circuit
Figure 3. Modulation Circuit
SQUELCH
TX_DISABLE
TX_DISABLE
BIASMON
PWRMON
IN+
IN-
BIAS
3.2Gbps SFP VCSEL Driver with Diagnostic
MAX3740A
100Ω
INPUT BUFFER
______________________________________________________________________________________
V
CC
- 0.2V
0.8V
0.8V
TC1
COMPENSATION
TEMPERATURE
R
TC
SIGNAL
DETECT
ENABLE
POR
HIGH-CURRENT FAULT
HIGH-POWER FAULT
TC2
V
BIAS
FAULT
R
OUT-
CURRENT AMPLIFIER 30x
V
200Ω
CC
R
MODSET
MODSET
R
OUT+
S
R
R-S LATCH
SAFETY CIRCUIT
Q
CURRENT GENERATOR
MODULATION
CONTROL
PEAKING
MAX3740A
1V
OUTPUT
FAULT
Monitors
OUT+
OUT-
PEAKSET
FAULT
ENABLE
R
PEAKSET
11

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