DA9279.003
13 July 2006
ELECTRICAL CHARACTERISTICS
(recommended operation conditions)
Parameter
Frequency Range
Voltage Control Range
Voltage Control Sensitivity
Voltage Control Sensitivity
Voltage Control Sensitivity
Frequency vs. Supply Voltage
Frequency vs. Load Change
Output Voltage (10 pF, VDD 2.7 V)
Output Voltage (10 pF, VDD 5.0 V)
Rise and Fall Time (10 - 50 pF)
Output Symmetry
Compensation Range ± 1.0 ppm
Compensation Range ± 0.75 ppm
Compensation Range ± 0.3 ppm
Compensation Range Linear Part
Compensation Inflection Point
Compensation Range Cubic Part
Compensation CDAC1 (4 Bit)
Compensation CDAC2 (6 Bit)
Compensation CDAC1 (4 Bit)
Compensation CDAC2 (6 Bit)
Compensation CDAC1 (4 Bit)
Compensation CDAC2 (6 Bit)
Amplitude Start up Time
Tri State Output Buffer
ON State
OFF State
Note 1:
In TCXO leave Vc floating
Note 2:
With 23 ppm/pF crystal
Note 3:
With 28 ppm/pF crystal.
Note 4:
With 33 ppm/pF crystal
Note 5:
VDD +/- 5%
Symbol
f
o
V
C
V
CSENS
V
CSENS
V
CSENS
df
o
df
o
V
out
V
out
Min
10.00
0
7.3
8.8
10.1
Typ
Max
52.00
Vdd
10.4
13.4
14.5
±0.2
±0.2
Unit
MHz
V
ppm/V
ppm/V
ppm/V
ppm
ppm
Vpp
Vpp
ns
%
Note
1)
2)
3)
4)
5)
6)
2.3
4.5
3
45-55
T
C
T
C
T
C
a1
INF
a3
C
X1
C
X2
C
X1
C
X2
C
X1
C
X2
T
START
DA
-40
-20
10
-0.4
23
95
-1.5
-21
-2.6
-26
-3.0
-32
2
85
70
50
-0.1
31
2.4
27
2.1
32
2.6
36
o
o
o
C
C
C
9)
C
2) 7)
2) 8)
3) 7)
3) 8)
4) 7)
4) 8)
ppm/K
o
ppm
2
/K
3
ppm
ppm
ppm
ppm
ppm
ppm
ms
V
0
0.55
1.6
VDD
Note 6:
R=10 kohm +/- 10%, C=10 pF +/- 10%
Note 7:
CDAC2=6.
Note 8:
CDAC1=4.
Note 9:
With LIN=255 temperature compensation is
in off mode
3 (10)