DS1080CL Datasheet, PDF (4/8 Pages) Maxim Integrated Products – Spread-Spectrum Crystal Multiplier

Spread-Spectrum Crystal Multiplier
(V_CC = 3.3V, T_A = +25°C, unless otherwise noted.)
Typical Operating Characteristics
SUPPLY CURRENT vs. SUPPLY VOLTAGE
12
CMSEL = 4x
10
8
CMSEL = 2x
6
CMSEL = 1x
4
2
f_IN = 8MHz
0
2.95 3.05 3.15 3.25 3.35 3.45 3.55 3.65
SUPPLY VOLTAGE (V)
DUTY CYCLE vs. TEMPERATURE
55
f_IN = 8MHz
54
53
CMSEL = 4x
52
51
50
49
CMSEL = 2x
48
CMSEL = 1x
47
46
45
-40
10
60
110
TEMPERATURE (°C)
SUPPLY CURRENT vs. TEMPRATURE
14
12
CMSEL = 4x
10
8
CMSEL = 2x
6
4
CMSEL = 1x
2
f_IN = 8MHz
0
-40 -15 10 35 60 85 110
TEMPERATURE (°C)
DUTY CYCLE vs. SUPPLY VOLTAGE
55
f_IN = 8MHz
54
53
CMSEL = 4x
52
51
CMSEL = 2x
50
49
CMSEL = 1x
48
47
46
45
3.0 3.1 3.2 3.3 3.4 3.5 3.6
SUPPLY VOLTAGE (V)
SUPPLY CURRENT vs. FREQUENCY
12
10
V_CC = 3.6V
8
6
V_CC = 3.0V
4
2
0
8 16 24 32 40 48 56 64
FREQUENCY (MHz)
FREQUENCY SPECTRUM AT 64MHz
0
-10
-20
-14.1dB
-15.6dB
-11dB
-30
-40
-50
-60
-70
-80
-90
61 62 63 64 65 66 67
FREQUENCY (MHz)
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