75 South Street, Hopkinton, MA 01748 800-982-5737 508-435-6831 Fax: 508-435-5289 www.valpeyfisher.com
73
X O
Code #
VF1
Creating a Part Number
FREQUENCY STABILITY
Code
Specification
S
20 ppm
A
25 ppm
B
50 ppm
100
ppm (std.)
OPERATIONAL TEMP. RANGE
Code
Specification
-10
C to +70
C (std.)
1 -40
C to +85
C
FREQ.
Example: VF1SH-1-50.0MHz: Frequency Stability
20ppm,
Symmetry
5%, Operating Temperature -40
C to +85
C,
Frequency 50MHz.
VF1
STAND BY
Code
Specification
Std.
E
Stand by
VF1
VF1 Series Miniature Ceramic
SMD Tristate Oscillator
HCMOSTTL Compatible
F E AT U R E S
Miniature Ceramic Package
Wide Frequency Range
Industrial Temperature Available
Notes:
1. 50ppm, 25ppm and 20ppm stability available up to 50MHz for 10C to 70C
operating temperature range.
2. For Standby* options only
* See Glossary
All specifications are subject to change without notice.
0.295"
0.200"
0.055"
0.102"
#1
#4
#3
#2
0.079"
0.197"
(7,49mm)
(1,39mm)
(2,59mm)
(5,07mm)
(5,00mm)
All dimensions are typical unless otherwise specified.
Parameter
Symb
Condition
Min
Typ
Max
Unit
Note
Input Break
Vcc
0.5
7.0
V
Down Voltage
Storage Temp.
Ts
55
+125
C
Frequency F 1.8 170 MHz
Range
Frequency
F/F
Overall 100
100
ppm
1
Stability
Input Voltage
Vcc
4.75
5.00
5.25
V
Input Current
Icc
15pF load
20
mA
to 25MHz
35
to 125MHz
Load
Duty Cycle
@50%Vcc
45
50
55
%
Rise/Fall Time
Tr/Tf
10% to 90%
5
10
ns
Logic "1" Level
Voh
Loaded, overall
.9Vcc
V
Logic "0" Level
Vol
Loaded, overall
.1Vcc
V
Enable Input
Disable Input
Startup Time
Ts
3
10
ms
Enable/ 100
ns
Disable Time
Operating
Temperature Range
10C to +70C (40C to +85C available)
Mechanical Shock
Per MILSTD202, Method 213, Cond. E
Thermal Shock
Per MILSTD883, Method 1011, Cond. A
Vibration
Per MILSTD883, Method 2007, Cond. A
Soldering Conditions
260C, for 10s, Max; 230C, for 90s, Max.
Hermetic Seal
Leak rate less than 5 x 10
8
atm.cc/s of helium
Pin Out
Pin #1Tristate Control
Pin #2Case, GND
Pin #3Output
Pin #4Vcc
10TTL gates or 15pF typical
Absolute
Max. Ratings
Electrical
Environmental and Mechanical
Electrical
Connections
2.2V (min) @0.4mA
0.8V (max) @0.4mA
PDF 
ZIP