Datasheet

MAX3264/MAX3265/MAX3268/MAX3269/MAX3765/MAX3768
+3.0V to +5.5V, 1.25Gbps/2.5Gbps
Limiting Amplifiers
_______________________________________________________________________________________ 5
0
25
20
15
10
5
30
0 200 400 600 800 1000 1200
MAX3264/MAX3268/MAX3768
DETERMINISTIC JITTER
vs. INPUT AMPLITUDE
MAX3264/5/8/9 TOC04
INPUT AMPLITUDE (mV)
JITTER (ps)
0
14
12
10
8
6
2
4
16
0 1020304050
MAX3264/MAX3268/MAX3768
RANDOM JITTER
vs. INPUT AMPLITUDE
MAX3264/5/8/9 TOC05
INPUT AMPLITUDE (mV)
RMS JITTER (ps)
300
900
700
500
1300
1100
1500
1700
024681012
OUTPUT VOLTAGE
vs. INPUT VOLTAGE
MAX3264/5/8/9 TOC01a
INPUT VOLTAGE (mV)
OUTPUT VOLTAGE (mV)
MAX3264/MAX3268
MAX3265/MAX3269/MAX3765
3.5
4.0
6.5
6.0
5.5
5.0
4.5
0 10203040506070
MAX3264
LOS HYSTERESIS vs. TEMPERATURE
MAX3264/5/8/9 TOC03a
TEMPERATURE (°C)
LOS HYSTERESIS (dB)
R
TH
= 25kΩ
R
TH
= 7kΩ
0
25
20
15
10
5
30
0 200 400 600 800 1000 1200
MAX3265/MAX3269/MAX3765
DETERMINISTIC JITTER
vs. INPUT AMPLITUDE
MAX3264/5/8/9 TOC06
INPUT AMPLITUDE (mV)
JITTER (ps)
0
7
6
5
4
3
1
2
8
0 1020304050
MAX3265/MAX3269/MAX3765
RANDOM JITTER
vs. INPUT AMPLITUDE
MAX3264/5/8/9 TOC07
INPUT AMPLITUDE (mV)
RMS JITTER (ps)
V
IN
V
OUT
V
LOS
LOSS OF SIGNAL WITH SQUELCH
MAX3264/5/8/9 TOC08
500ns/div
300mV/div
200ps/div
MAX3268/MAX3768
DATA OUTPUT EYE DIAGRAM
(MINIMUM INPUT)
MAX3264/5/8/9 TOC09
Typical Operating Characteristics
(T
A
= +25°C, unless otherwise noted.)
3.5
4.0
6.5
6.0
5.5
5.0
4.5
-40 -15 10 35 60 85
MAX3265EUE
LOS HYSTERESIS vs. TEMPERATURE
MAX3264/5/8/9 TOC03
TEMPERATURE (°C)
LOS HYSTERESIS (dB)
R
TH
= 4.6kΩ
R
TH
= 16kΩ