FREQUENCY CONTROL PRODUCTS
LOW POWER TIGHT SPECIFICATION DIL 14 VCXO
DFV 14-KH & DFV 14-MH
KEY FEATURES
1 to 90 MHz
7.62
20.3±0.1
PIN 1
15.24
Encapsulated crystal
APPLICATIONS
Sonet/SDH/Switching
V control
GND
Output
Vcc
1
7
8
14
12.7±0.1
6.3
H±0.1
Function
DFV 14-KH/MH
H = 7.0 mm ( DFV 14-KH type )
H = 8.5 mm ( DFV 14-MH type )
0.45
TYPE
Frequency Range
DFV 14-KH
1 to 40 MHz
5V±5%
≤
10 mA
≤
50 mA
DFV 14-MH
40.1 to 90 MHz
ELECTRICAL SPECIFICATIONS
supply voltage
supply current (no load)
output load (HCMOS)
duty cycle
rise/fall times (@ 15 pF load)
high/low levels
start up
≤
25 MHz
> 25 MHz
50 pF up to 25 MHz, 15 pF above
40/60...60/40 % @ 50% level
10 to 90 % :
≤
10 ns ( KH types)
:
≤
5 ns ( MH types)
≥
4.5 V/
≤
0.5 V
≤
10 ms @ 4.75 V
FREQUENCY STABILITY
type
temperature model
range
code
100B10
0 to 70°C 100B15
100B25
100E20
-40 to 85°C 100E25
100E50
250B25
0 to 70°C
500B50
-40 to 85°C 250E75
Temp.
≤
± 10
≤
± 15
≤
± 25
≤
± 20
≤
± 25
≤
± 50
≤
± 25
≤
± 50
≤
± 75
detailed tolerances [ ppm ]
stability versus:
@ 25°C
Vcc
load
ageing
pulling range
positive function
control
voltage
0.5 to 5.0 V
centred
@ 2.5 V
≤
± 10
≤
±3
≤
± 0.5
≤
±2
≥
± 100
all types
remarks
≥
± 250
≤
± 25
≤
±5
≤
±1
≥
± 500
≥
± 250
model code 100B10 available with DFV 14-KH only
input impedance
≥
10 kΩ
modulation bandwidth
≥
10 kHz @ -3 dB
st
ageing is 1 year at 25°C
2.5 V
±
2.5 V
OPTIONS
tight symmetry
control voltage
high load output
CODE
R
A
C
DFV 14-KB/MB
45/55...55/45 %
0.5 to 4.5 V, center @ 2.5 V (code placed into the model code : 100’’A’’B25)
0.5 to 10 V, center @ 4.25 V (code placed into the model code : 250”C”B25)
HCMOS 50 pF or 10 TTL, Icc
≤
20 mA up to 25 MHz,
≤
50 mA above
ORDERING CODE
Example
type + option code + frequency + model code
DFV 14-KHR 34.368 MHz 100E25
TYPE
DFV 14-KH & MH
REVISION
02
CHECKED
NE
DATE
14.10.2002
PAGE
39
0.75±0.1
FREQUENCY CONTROL PRODUCTS
LOW VOLTAGE TIGHT SPECIFICATION DIL 14 VCXO
DFV 14-LH (3.3 V) & DFV 14-MLH (3.3 V)
KEY FEATURES
2 to 130 MHz
Tight stabilities
Encapsulated crystal
APPLICATIONS
H = 7.0 mm ( DFV 14-LH type )
H = 8.5 mm ( DFV 14-MLH type )
H±0.1
PIN 1
20.3±0.1
15.24
12.7±0.1
7.62
Sonet/SDH/Switching
Function
V control
GND
Output
Vcc
DFV 14-LH / MLH
1
7
8
14
6.3
0.45
TYPE
Frequency Range
DFV 14-LH
2 to 33 MHz
DFV 14-MLH
40 to 130 MHz
ELECTRICAL SPECIFICATIONS
supply voltage
supply current (no load
output load
duty cycle
rise/fall times (@ 15 pF load)
high/low levels
subharmonics and spurious
start up
3.3 V ± 5 %
≤
6 mA ( F
≤
25 MHz )
≤
10 mA ( F > 25 MHz )
HCMOS 25 pF ( F
≤
25 MHz )
HCMOS 15 pF ( F > 25 MHz )
45/55...55/45 % @ 50% level
10 to 90 % :
≤
10 ns
≥
2.8 V/
≤
0.5 V
≤
10 ms @ 3.15 V
3.3 V ± 5 %
≤
50 mA
HCMOS 15 pF
40/60...60/40 % @ 50% level
10 to 90 % :
≤
5 ns
≥
2.8 V/
≤
0.5 V
≤
- 40 dBc
≤
10 ms @ 3.15 V
FREQUENCY STABILITY
type
temperature
range
model
code
100B15
0 to 70°C 100B25
200B50
100C20
-20 to 70°C 100C30
200C50
temp
≤
± 15
≤
± 25
≤
± 50
≤
± 20
≤
± 30
≤
± 50
detailed tolerances [ ppm ]
stability versus:
@ 25°C
Vcc
≤
± 10
≤
± 25
≤
± 10
≤
± 25
≤
±3
≤
±5
≤
±3
≤
± 0.5
≤
±2
load
ageing
pulling range
positive function
≥
± 100
≥
± 200
≥
± 100
1.5 V
±
1.5V
control
voltage
DFV 14
remarks
≤
±5
≥
± 200
input impedance
≥
10 kΩ
modulation bandwidth
≥
10 kHz @ -3 dB
st
ageing is 1 year at 25°C
ORDERING CODE
Example
type + frequency + model code
DFV 14-LH 18.432 MHz 100B15
TYPE
DFV 14-LH & MLH
REVISION
02
CHECKED
NE
DATE
14.10.2002
PAGE
0.75±0.1
38
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