VFAC1 7 0
X O
VFAC170
ACMOS/TTL Compatible Crystal
Clock Oscillator
F E AT U R E S
Pa ra m e te r
Sy m b
Co n d itio n
Min
Ty p
Ma x
Un it
N o te
Input Break
Down Voltage
Vcc
–0.5
7.0
V
• Very Low Phase Jitter
• Low Cost
Storage Temp.
Frequency
Ts
F
–55
+125
200
°C
• Industrial Temperature Range
• Wide Frequency Range
• Tristate Output Standard
4.00
MHz
ppm
Frequency
Stability
∆F/ F
Overall conditions
including:
calibration, temp.,
aging 10 yrs,
±100
1
shock, vibration
Input Voltage
Input Current
Vcc
Icc
4.75
3.15
5.00
3.30
5.25
3.45
V
Std.
LV Opt.
VALPEYFISHER
0.497"
(12,62mm)
VFAC170
125.000MHZ
BO1H
F = 100MHz,
15pF load, Vcc = 5V
50
mA
2
10 TTL gates or 50pF MAX, AC coupled 50 Ohm termination recommended
Load
0.800"
(20,32mm)
Duty Cycle
@1.4V
50 Ohm/ 15pF
MAX Load
40
50
1
60
3
%
3
Rise/ Fall Time
Logic “1” Level
Logic “0” Level
Start–up Time
Phase Jitter
Tr/ Tf
Voh
Vol
Ts
ns
0.187"
(4,75mm)
0.9Vcc
MAX Load
0.1Vcc
0.250"
(6,35mm)
ø0.0180" ± 0.002"
(0,460mm ± 0,051mm)
2
10
1
ms
ps
GLASS STANDOFFS
#1
1σ
fj>1KHz
Input HIGH (>2.5V) or floating:
Input LOW (<0.5V):
ACTIVE
INFINITE IMPEDANCE
Tristate Function
#7
#8
0.300"
(7,62mm)
Enable/
Disable Time
Te/ Td
100 ns
Operating
#14
Temperature Range
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.
0.600"
(15,24mm)
Mechanical Shock
Thermal Shock
Vibration
All dimensions are typical unless otherwise specified.
Soldering Conditions
Hermetic Seal
Pin Out
Leak rate less than 5 x 10–8 atm.cc/ s of helium
Creating a Part Number
Pin #1–Tristate Control
Pin #8–Output
Pin #7–Ground, Case
Pin #14–Vcc
FREQ.
VFAC170
Notes:
LEAD CONFIGURATION
FREQUENCY STABILITY
1. Standard frequency stability (±20, ±25, ±50, others available).
2. Current is load and frequency dependent.
3. ±5%, and ±2.5% symmetry available.
Code
G
Specification
Through Hole (std.)
Gull Wing
Code
Specification
S
A
B
±20
±25
±50
ppm
ppm
ppm
±100 ppm (std.)
±500 ppm
All specifications are subject to change without notice.
OPERATIONAL TEMP. RANGE
C
Code
Specification
0°C to +70°C (std.)
-40°C to +85°C
-55°C to +125°C*
1
2
DUTY CYCLE
Code
HH
Specification
±2.5%
*Not always available
H
±5%
±10% (std.)
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