MAX3740AETG+ Maxim Integrated Products, MAX3740AETG+ Datasheet - Page 14

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

Specifications of MAX3740AETG+

• 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
• Package: 24TQFN EP
• Maximum Data Rate: 3.2 Gbps
• Transmission Media Type: Optical Fiber
• Power Supply Type: Analog
• Typical Supply Current: 55 mA
• Maximum Operating Supply Voltage: 6 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

3.2Gbps SFP VCSEL Driver with Diagnostic
Monitors
TRANSISTOR COUNT: 3806
PROCESS: SiGe BIPOLAR
For the latest package outline information and land patterns,
go to www.maxim-ic.com/packages. Note that a “+”, “#”, or
“-” in the package code indicates RoHS status only. Package
drawings may show a different suffix character, but the drawing
pertains to the package regardless of RoHS status.
14
PACKAGE TYPE
(4mm x 4mm x
24 TQFN-EP
______________________________________________________________________________________
0.75mm)
TX_DISABLE
PACKAGE CODE
SQUELCH
Package Information
IN+
T2444-4
IN-
Chip Information
100Ω
FAULT
CIRCUITRY
MAX3740A
DOCUMENT NO.
SAFETY
21-0139
ENABLE
DETECT
SIGNAL
COMP
TC1
ENABLE
MODULATION CURRENT
MD
GENERATOR
V
TC2
REF
CC
TX_DISABLE
SQUELCH
TOP VIEW
*EXPOSED PAD IS CONNECTED TO GND
FAULT
PWRMON
MODSET
GND
IN+
IN-
GENERATOR
WITH APC
BIAS
MODULATOR
1
2
3
4
5
6
LASER
BIASMON
CONTROL
PEAKSET
PEAKING
THIN QFN (4mm x 4mm)
*EP
Functional Diagram
MAX3740A
Pin Configuration
BIAS
BIASSET
OUT-
OUT+
18
17
16
15
14
13
BIAS
BIASSET
V
OUT+
OUT-
GND
CC