VFAC170
X O
VFAC170
ACMOS/TTL Compatible Crystal
Clock Oscillator
F E AT U R E S
Very Low Phase Jitter
•
Low Cost
•
Industrial Temperature Range
•
Wide Frequency Range
•
Tristate Output Standard
•
Absolute
Max. Ratings
Parameter
Input Break
Down Voltage
Storage Temp.
Frequency
Frequency
Stability
Symb
Vcc
Ts
F
∆F/F
Condition
Min
–0.5
–55
4.00
Typ
Max
7.0
+125
200
±100
Unit
V
°C
MHz
ppm
Note
Overall conditions
including:
calibration, temp.,
aging 10 yrs,
shock, vibration
4.75
3.15
F = 100MHz,
15pF load, Vcc = 5V
5.00
3.30
1
0.497"
(12,62mm)
VALPEYFISHER
VFAC170
125.000MHZ
BO1H
Input Voltage
Input Current
Electrical
Vcc
Icc
5.25
3.45
50
V
mA
Std.
LV Opt.
2
0.800"
(20,32mm)
Load
Duty Cycle
Rise/Fall Time
Logic “1” Level
Logic “0” Level
Start–up Time
Phase Jitter
10 TTL gates or 50pF MAX, AC coupled 50 Ohm termination recommended
@1.4V
Tr/Tf
Voh
Vol
Ts
1σ
Input HIGH (>2.5V) or floating:
Input LOW (<0.5V):
Te/Td
50 Ohm/15pF
MAX Load
MAX Load
2
0.9Vcc
0.1Vcc
10
1
ms
ps
fj>1KHz
40
50
1
60
3
%
ns
3
0.187"
(4,75mm)
ø0.0180"
±
0.002"
(0,460mm
±
0,051mm)
GLASS STANDOFFS
#1
0.300"
(7,62mm)
#14
0.600"
(15,24mm)
#8
#7
0.250"
(6,35mm)
Tristate Function
Enable/
Disable Time
Operating
Temperature Range
Environmental
and Mechanical
ACTIVE
INFINITE IMPEDANCE
100
ns
0°C to +70°C (–40°C to +85°C, –55°C to +125°C available)
Per MIL–STD–202, Method 213, Cond. E
Per MIL–STD–883, Method 1011, Cond. A
Per MIL–STD–883, Method 2007, Cond. A
260°C, for 10s, Max.
Leak rate less than 5 x 10
–8
atm.cc/s of helium
Pin #1–Tristate Control
Pin #8–Output
Pin #7–Ground, Case
Pin #14–Vcc
Mechanical Shock
Thermal Shock
Vibration
Soldering Conditions
Hermetic Seal
All dimensions are typical unless otherwise specified.
VFAC170
FREQUENCY STABILITY
Code
S
A
B
C
FREQ.
LEAD CONFIGURATION
Electrical
Connections
Creating a Part Number
Pin Out
Specification
±20
±25
±50
±100
±500
ppm
ppm
ppm
ppm (std.)
ppm
Code
G
Specification
Through Hole (std.)
Gull Wing
Notes:
1. Standard frequency stability (±20, ±25, ±50, others available).
2. Current is load and frequency dependent.
3. ±5%, and ±2.5% symmetry available.
All specifications are subject to change without notice.
OPERATIONAL TEMP. RANGE
Code
DUTY CYCLE
Code
HH
H
1
2
Specification
0°C to +70°C (std.)
-40°C to +85°C
-55°C to +125°C*
Specification
±2.5%
±5%
±10%
(std.)
*Not always available
INPUT VOLTAGE
Code
L
Specification
3.3 Volt
5.0 Volt (std.)
Example: VFAC170SHH-1-125MHz: Frequency Stability
±20ppm,
Duty
Cycle
±2.5%,
Input Voltage 5.0 Volt
±5%,
Operating Temperature -40°C
to +85°C, Output Tristate, Lead Configuration Straight, Frequency
125.000MHz.
58
75 South Street, Hopkinton, MA 01748
800-982-5737
508-435-6831
Fax: 508-435-5289 www.valpeyfisher.com
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