MAX3905 MAXIM [Maxim Integrated Products], MAX3905 Datasheet - Page 4

• Manufacturer Part Number: MAX3905
• Description: 150Mbps Automotive VCSEL Driver
• Manufacturer: MAXIM [Maxim Integrated Products]

150Mbps Automotive VCSEL Driver
(LOW[1, 2] = [GND, open], MOD[1, 2] = [open, V
otherwise noted.)
4
_______________________________________________________________________________________
30
25
20
15
10
5
0
-40
EXCLUDES I
V
850nm VCSEL
467MHz LOWPASS FILTER
IN
-20
SUPPLY CURRENT vs. JUNCTION
= 5.0V
JUNCTION TEMPERATURE ( ° C)
OPTICAL EYE DIAGRAM
0
(45.1Mbps TTL INPUT)
OUT
TEMPERATURE
20
AND I
V
V
CC
CC
40
3.7ns/div
OUT
= 5.0V
= 3.3V
7
6
5
4
3
2
1
0
60
-40
LOW[1, 2] = [GND, OPEN]
DT0[1, 2] = [OPEN, OPEN]
80 100 120 140
-20
BIAS CURRENT vs. JUNCTION
TC[1, 2, 3] = [GND, OPEN, OPEN]
TC[1, 2, 3] = [OPEN, OPEN, OPEN]
TC[1, 2, 3] = [GND, GND, GND]
TC[1, 2, 3] = [GND, GND, OPEN]
JUNCTION TEMPERATURE ( ° C)
0
MAX3905 toc04
DT
TEMPERATURE
20
0
= +36 ° C
40
60
80 100 120 140
CC
V
850nm VCSEL
467MHz LOWPASS FILTER
CC
], DT0[1, 2] = [open, open], TC[1, 2, 3] = [GND, GND, open], T
(150Mbps DIFFERENTIAL INPUT)
= 3.3V
ELECTRICAL EYE DIAGRAM
OPTICAL EYE DIAGRAM
(45.1Mbps TTL INPUT)
1.12ns/div
3.7ns/div
8
7
6
5
4
3
2
1
0
Typical Operating Characteristics
-40
K28.5 PATTERN
-20
vs. JUNCTION TEMPERATURE
MAX3905 toc02
MAX3905 toc05
JUNCTION TEMPERATURE ( ° C)
MODULATION CURRENT
0
MOD[1, 2] = [V
MOD[1, 2] = [OPEN, V
MOD[1, 2] = [V
MOD[1, 2] = [OPEN, OPEN]
20
40
60
CC
CC
, V
, OPEN]
80 100 120 140
CC
6
5
4
3
2
1
0
CC
-40
]
]
TC[1, 2, 3] = [GND, GND, OPEN]
DT0[1, 2] = [OPEN, OPEN]
-20
(150Mbps DIFFERENTIAL INPUT)
BIAS CURRENT vs. JUNCTION
ELECTRICAL EYE DIAGRAM
JUNCTION TEMPERATURE ( ° C)
0
LOW[1, 2] = [GND, GND]
LOW[1, 2] = [OPEN, GND]
LOW[1, 2] = [GND, OPEN]
LOW[1, 2] = [OPEN, OPEN]
TEMPERATURE
20
1.12ns/div
40
60
A
= +25°C, unless
80 100 120 140
K28.5 PATTERN
V
CC
= +3.3V
MAX3905 toc03