Rainbow Electronics MAX31D80 - Manual (Page 4)

Spread-Spectrum Clock Generators
MAX31C80/MAX31D80
4_ _ _______________________________________________________________________________________
Typical Operating Characteristics
(V CC = +3.3V, T A = +25°C, unless otherwise noted.)
FREQUENCY SPECTRUM AT 100MHz
WITH DOWN DITHER
MAX31C80 toc07
FREQUENCY (MHz)
ATTENUATION (dB)
100 98
-50
-40
-30
-20
-10
0
-60
96
f CLKOUT = 100MHz
CENTER DITHER = -3%
-16.56dB
FREQUENCY SPECTRUM AT 122MHz
WITH CENTER SPREAD
MAX31C80 toc06
FREQUENCY (MHz)
ATTENUATION (dB)
123.2 121.2
-50
-40
-30
-20
-10
0
-60
119.2
f CLKOUT = 122MHz
CENTER DITHER = ±1.5%
-14.23dB
DUTY CYCLE
vs. TEMPERATURE
MAX31C80 toc05
TEMPERATURE (°C)
DUTY CYCLE (%)
110 60 10
42
44
46
48
50
52
54
56
58
60
40
-40
f CLKOUT = 100MHz
V CC = 3.6V
V CC = 3.3V
V CC = 3.0V
DUTY CYCLE
vs. SUPPLY VOLTAGE
MAX31C80 toc04
SUPPLY VOLTAGE (V)
DUTY CYCLE (%)
3.4 3.2
42
44
46
48
50
52
54
56
58
60
40
3.0 3.6
f CLKOUT = 100MHz
T A = +125°C
T A = +25°C
T A = -40°C
SUPPLY CURRENT
vs. OUTPUT FREQUENCY
MAX31C80 toc03
OUTPUT FREQUENCY (MHz)
SUPPLY CURRENT (mA)
104 80 56 32
5
10
15
20
25
0
8
V CC = 3.3V
SUPPLY CURRENT
vs. TEMPERATURE
MAX31C80 toc02
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
110 85 -15 10 35 60
17
19
21
23
25
27
29
15
-40
f IN = 27MHz
f CLKOUT = 100MHz V CC = 3.6V
V CC = 3.3V
V CC = 3.0V
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX31C80 toc01
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
3.4 3.2
17
19
21
23
25
27
15
3.0 3.6
f IN = 27MHz
f CLKOUT = 100MHz
T A = +125°C
T A = +25°C
T A = -40°C