MAX3261 Datasheet, PDF (3/12 Pages) Maxim Integrated Products – Single +5V, Fully Integrated, 1.25Gbps Laser Diode Driver

Single +5V, Fully Integrated,
1.25Gbps Laser Diode Driver
__________________________________________Typical Operating Characteristics
(MAX3261E/D, load at OUT+ and OUT- = 25Ω, V_CC = V_CCA = V_CCB = +5V, T_A = +25°C, unless otherwise noted.)
EYE DIAGRAM
(622Mbps, LOAD = 25Ω, NOT FILTERED)
250.3mV
EYE DIAGRAM
(622Mbps, LOAD AT OUT- = 1300nm
LASER WITH 467MHz BESSEL FILTER)*
265mV
EYE DIAGRAM
(1062Mbps, LOAD = 25Ω, NOT FILTERED)
250.3mV
-250mV
38.23ns
200ps/div
40.23ns
EYE DIAGRAM
(1062Mbps, LOAD AT OUT- = 1300nm
LASER WITH 800MHz BESSEL FILTER)*
450mV
-35mV
38.14ns
200ps/div
40.14ns
-250mV
38.13ns
117ps/div
39.3ns
MAX3261CCJ EYE DIAGRAM
(622Mbps, LOAD AT OUT- = 1300nm
LASER WITH 467MHz BESSEL FILTER)*
265mV
MAX3261CCJ EYE DIAGRAM
(1062Mbps, LOAD AT OUT- = 1300nm
LASER WITH 800MHz BESSEL FILTER)*
513.7mV
-50mV
38.74ns
117ps/div
39.91ns
-35mV
38.15ns
200ps/div
40.15ns
-66.2mV
37.78ns
117ps/div
38.95ns
R_BIASSET vs. BIAS CURRENT
8
7
6
5
4
3
2
1
0
0
20
40
60
I_BIAS (mA)
* LASER = EPITAXX EDL 1300RFC TO-STYLE HEADER
R_MODSET vs. MODULATION CURRENT
12
DIFFERENTIAL INPUT
SWING = 1100 mVp-p
10
8
1,000,000
100,000
R_PINSET vs. MONITOR CURRENT
6
10,000
4
1000
2
0
0
5 10 15 20 25 30
MODULATION CURRENT (mAp-p)
100
0
500
MONITOR CURRENT (µA)
1000
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