Voltage Controlled Crystal Oscillator VCXO
Feature & Applications:
●
●
●
●
SMD
DVC-74/DVC-76
HCMOS/TTL compatible
3.3V or 5.0 VDC supply voltage
4 and 6 pad Flat-IC foot-print
SMD Thin Package
Dimension (Unit=mm)
7.0 ±0.15
1.4
■
Outline Drawing
7.0 ±0.15
1.4
5.0 ±0.15
1.2
1
4
2
3
5.0 ±0.15
1.0
1
4
2
5
3
6
5.08
Bottom View
1.8 ±0.2
1.8 ±0.2
5.08
Bottom View
DVC74
■
Output Waveform
Tf
Tr
Pin
1
2
3
4
Connection
V/C
V
SS
Output
+V
DD
DVC76
■
Test Circuit
Pin
1
2
3
4
5
6
Connection
V/C
NC orTristate
Vss
Output
N/C
+V
DD
Counter/Oscilloscope
V
DD
V
OH
90%V
DD
A
DC
Power
Supply
4(6)
3(4)
1
2(3)
V
0.1uF
50%V
DD
VC
CL
15pF
Max*
V
OL
40-60%
10%V
DD
V
DD
* Including probe & stray capacitance
■
General Characteristics
Parameter
Frequency Range
Frequency Tolerance
Operating Temperature
Storage Temperature
Supply Voltage
Voltage Control
Pulling Range
Linearity
Supply Current
Symmetry (Duty Cycle)
Output ‘0’ Level (V
0L
)
Output ‘1’ Level (V
0H
)
Rise/Fall Time (+0.3↔+3.0V
DD
)
Start up Time
Output Load
Model
DVC74 DVC76
3.3V
± 50 ppm,
0°C to +70°C
DVC74 DVC76
± 100 ppm
5.0V
8.0 MHz to 40 MHz
-40°C to +85°C
+3.3V
+1.65V
±10%
±1.35V
± 200, 150, 100, 50 ppm (option)
± 10%
25mA max (1.544 to 23.999MHz)
60mA max (45 to 69.999MHz)
+0.3V max
+3.0V min
10nS max
10mS max
15pF
15pF or 2TTL
30mA max (24 to 44.999MHz)
80mA max (70 to 120MHz)
+0.5V max
+4.5V min
+5.0V
+2.5V
±10%
±2.0V
40% to 60 % (standard), 45% to 55% (tight) at 1/2V
DD
Part Number Guide:
DVC
VCXO
SMD
-
74
-
2
-
27.000 -
100
-
S
Case
2=HCMOS Frequency Freq. Tol
Symmetry
74 = 7x5 4P
27.000MHz 100 =
±100ppm
S = 40~60%
76 = 7x5 6P
T = 45~55%
-
5.0
Input Voltage
5.0 = +5.0V
3.3 = +3.3V
-
100
-
Pull Range
100=±100ppm
050=±50ppm
N
Options
N = No
Other combination is available
stm32/stm8
京公网安备 11010802033920号
EEWORLD
