MAX3740AETG+ Maxim Integrated Products, MAX3740AETG+ Datasheet - Page 5

• 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

(V
noted.)
73mV/div
CC
40
35
30
25
20
15
10
= +3.3V, R
5
0
0
vs. MODULATION CURRENT
3.2Gbps SFP VCSEL Driver with Diagnostic
DETERMINISTIC JITTER
EMCORE SC-TOSA-8585-3420 VCSEL
TC
3.2Gbps, K28.5, 10mA MODULATION,
ELECTRICAL EYE
5
OPTICAL EYE
= 0Ω, PEAKSET open, measured electrically with a 50Ω load AC-coupled to OUT+, T
I
E
MOD
_______________________________________________________________________________________
R
850nm VCSEL, WITH 2.3GHz
68ps/div
50ps/div
= 8.2dB, 2.125Gbps, K28.5,
(mA
P-P
O-TO-E CONVERTER
)
10
PEAKING OFF
MAX3740A toc04
MAX3740A toc01
15
73mV/div
7
6
5
4
3
2
1
0
0
ELECTRICAL EYE WITH PEAKING
vs. MODULATION CURRENT
EMCORE SC-TOSA-8585-3420 VCSEL
3.2Gbps, K28.5, 10mA MODULATION,
RANDOM JITTER
5
OPTICAL EYE
I
MOD
850nm VCSEL SONET MASK
50ps/div
58ps/div
E
R
(mA
= 8.2dB, 2.5Gbps, K28.5,
Typical Operating Characteristics
P-P
WITH +20% MARGIN
)
R
10
PEAKSET
MAX3740A toc02
MAX3740A toc05
= 2.4kΩ
15
73mV/div
100
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
90
80
70
60
50
40
0
0
2
ELECTRICAL EYE WITH MAX PEAKING
4
I
vs. MODULATION CURRENT
A
BIASMON
= +25°C, unless otherwise
3.2Gbps, K28.5, 10mA MODULATION,
4
TRANSITION TIME
6
BIAS CURRENT (mA)
Monitors
I
MOD
vs. BIAS CURRENT
8
50ps/div
RISE
FALL
(mA
8
10
P-P
)
R
PEAKSET
12
12
MAX3740A toc03
= 500Ω
14
16
16
5