Datasheet

MAX3645
+2.97V to +5.5V, 125Mbps to 200Mbps Limiting
Amplifier with Loss-of-Signal Detector
_______________________________________________________________________________________ 5
Typical Operating Characteristics (continued)
(V
CC
= 3.3V, PECL outputs terminated with 50Ω to V
CC
- 2V, R
TH
= 100Ω, C
AZ
= 0.1µF, C
SD
= 1nF, T
A
= +25°C, unless otherwise noted.)
LOSS-OF-SIGNAL WITH SQUELCH
(155Mbps, 2
23
- 1PRBS)
MAX3654 toc10
10µs/div
LOS
V
OUT
V
IN
PULSE-WIDTH DISTORTION
vs. DIFFERENTIAL INPUT VOLTAGE
MAX3645 toc11
DIFFERENTIAL INPUT VOLTAGE (mV
P-P
)
PULSE-WIDTH DISTORTION (ps)
1000100101
10
20
30
40
50
60
70
80
90
100
0
0.1 10,000
155Mbps 0011 PATTERN
DATA OUTPUT TRANSITION TIME
vs. DIFFERENTIAL INPUT VOLTAGE
MAX3645 toc12
DIFFERENTIAL INPUT VOLTAGE (mV
P-P
)
TRANSITION TIME (ns)
1000100101
0.5
1.0
1.5
2.0
2.5
3.0
0
0.1 10,000