MAX3643 Ver la hoja de datos (PDF) - Maxim Integrated
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MAX3643 Datasheet PDF : 15 Pages
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MAX3643
155Mbps to 2.5Gbps Burst-Mode Laser Driver
ELECTRICAL CHARACTERISTICS (continued)
(VCC = 3.0V to 3.6V, TA = -40°C to +85°C. Typical values are at VCC = 3.3V, TA = +25°C, IBIAS = 20mA, IMOD = 30mA, unless other-
wise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
BIASSET Current Gain Stability
BIASSET Current Gain Linearity
Bias Current Overshoot
Bias Current Monitor Gain
GBSM
5mA IBIAS 70mA (Note 13)
5mA IBIAS 70mA (Note 14)
VCC turn-on/-off < 1s
2mA IBIAS 70mA, VBSET = VREF
Bias Current Monitor Gain
Stability
BIASSET Resistor
MODULATOR SPECIFICATIONS
RBIAS
1mA IBIAS < 5mA
5mA IBIAS 70mA
Modulation Current Range
Modulation Current Off
Instantaneous Voltage at OUT+
MODSET Current Gain
MODSET Current Gain Stability
IMOD
IMOD, OFF
GMOD
BEN = low or EN = high or VIN = low
10mA IMOD < 60mA
60mA IMOD 85mA
10mA < IMOD < 85mA, VMSET = VREF
(Note 13)
MODSET Current Gain Linearity
(Note 14)
MODSET, BIASSET Gain
Matching (Note 15)
Modulation Current Rise Time
Modulation Current Fall Time
Deterministic Jitter
IBIASSET = 0.15mA, IMODSET = 0.7mA
IMODSET = IBIASSET = 0.15mA
IMODSET = IBIASSET = 0.4mA
IMODSET = IBIASSET = 0.55mA
tR
20% to 80%
tF
20% to 80%
(Note 3)
Random Jitter
(Note 4)
MODSET Resistor
RMOD
MODSET, BIASSET OPERATIONAL AMPLIFIER SPECIFICATIONS
MODSET, BIASSET Voltage
Range
Voltage Error
(Note 5)
Input Leakage
VMSET and VBSET pins
TURN-OFF/-ON SPECIFICATIONS
Burst-Enable Time
(Notes 2, 6, 7)
Burst-Disable Time
(Notes 2, 6, 8)
SAMPLE/HOLD SPECIFICATIONS
MDIN Voltage Range
MDOUT Settling
Relative to final value at 3μs, CL < 20pF
Sample/Hold Droop
After 100μs (Note 9)
Bias Current Overshoot
VCC turn-on/-off < 1s, IBIAS 20mA
IBIAS < 20mA
MIN
-4.4
-3.75
11
-5
40
TYP MAX UNITS
+4.4
%
+3.75
%
10
%
14
17
mA/A
±4
%
+5
50
60
10
85
mA
5
120
μA
0.6
V
0.75
82.5
88
94.5 mA/mA
-4.4
+4.4
%
-2.2
+2.2
%
0.5
1.7
%
1
1
45
85
ps
45
85
ps
17
45
psP-P
0.8
1.4 psRMS
40
50
60
0.005
1.4
V
±5
mV
0.1
1.5
μA
2.3
ns
2.0
ns
0.05
2.56
V
±1
mV
±2.56 mV
10
%
2
mA
Maxim Integrated
3
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