Specifications

Reference Design HFRD-25.2 (Rev.8; 01/09) Maxim Integrated Products
Page 16 of 42
Transmitter Characteristic Graphs (continued)
(T
A
= +25
o
C, V
CC
= +3.3V, data rate = 1244Mbps to 1.25Gbps, 11 ≥ E
R
≤ 12dB, pattern =
2
7
-1 PRBS, and -1dBm ≥ P
AVG
≤ +1dBm unless otherwise noted.)
OPTICAL BURST ON DIAGRAM
(10ns/div)
TRANSMITTER SUPPLY CURRENT
(Transmitter Only, Includes Laser Current)
40
50
60
70
80
90
100
110
120
0 10203040506070
Temperature (
o
C)
Supply Current (mA)
OPTICAL BURST OFF DIAGRAM
(1ns/div)
EXTINCTION RATIO vs. SUPPLY VOLTAGE
(Shows PWM Compensation of Modulation)
8
8.5
9
9.5
10
10.5
11
11.5
12
12.5
13
13.5
14
2.9 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7
Supply Voltage (V)
Extinction Ratio (dB)
T
A
= 0
o
C
T
A
= +70
o
C
T
A
= +30
o
C