VF1 4 0
X O
VF140
HCMOS/TTL Compatible
Clock Oscillators
Pa ra m e te r
Input Break
Sy m b
Co n d itio n
Min
Ty p
Ma x
Un it
N o te
F E AT U R E S
Vcc
–0.5
7.0
V
Down Voltage
• Tristate Output Available
• Low Cost
Storage Temp.
Ts
F
–55
0.2
+125
130
°C
Frequency
Range
MHz
• Industrial and Military
Temperature Available
• Wide Frequency Range
• Very Low Phase Jitter
Frequency
Stability
∆F/ F
Overall conditions
including:
calibration, temp.,
aging 10 yrs,
±100
ppm
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.
F = 50MHz
15pF, load Vcc 5V
40
mA
2
VF140
1.8432MHZ
BO1H
0.497"
(12,62mm)
10 TTL gates or 50pF Max.
Load
Duty Cycle
Rise/ Fall Time
@1.4V
40
50
60
%
3
0.800"
(20,32mm)
Tr/ Tf
0.4V to 2.4V
20% to 80%
1.5
4.0
ns
Logic “1” Level
Logic “0” Level
Start–up Time
Phase Jitter
Voh
Vol
Ts
Max Load
Max Load
0.9Vcc
V
V
0.254"
(6,45mm)
0.1Vcc
2
10
1
ms
ps
0.250"
(6,35mm)
ø0.0180" ± 0.002"
(0,460mm ± 0,051mm)
1σ
fj>1KHz
Input HIGH (>2.5V) or floating:
Input LOW (<0.5V):
ACTIVE
INFINITE IMPEDANCE
Tristate
Function
GLASS STANDOFFS
#1
#7
#8
Enable Time
100 ns
Operating
Temperature Range
0.300"
(7,62mm)
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.
Mechanical Shock
Thermal Shock
Vibration
#14
0.600"
(15,24mm)
Soldering Conditions
Hermetic Seal
Pin Out
All dimensions are typical unless otherwise specified.
Leak rate less than 5 x 10–8 atm.cc/ s of helium
Pin #1–Tristate Control or N/ C
Pin #3–Output
Pin #2–Ground, Case
Pin #4–Vcc
Creating a Part Number
FREQ.
VF140
Notes:
1. Standard frequency stability (±20, ±25, ±50, others available).
2. Current is load and frequency dependent.
3. Tighter duty cycles available.
FREQUENCY STABILITY
LEAD CONFIGURATION
Code
Specification
Code
G
Specification
Gull Wing
S
A
B
±20
±25
±50
ppm
ppm
ppm
All specifications are subject to change without notice.
Through hole
±100 ppm (std.)
±500 ppm
C
OUTPUT
Code
T
Specification
Tristate
DUTY CYCLE
Code
HH
Specification
±2.5%
Std.
H
±5%
±10% (std.)
OPERATIONAL TEMP. RANGE
Code
Specification
0°C to +70°C (std.)
-40°C to +85°C
-55°C to +125°C*
INPUT VOLTAGE
Code
L
Specification
3.3 Volt
1
2
5.0 Volt (std.)
*Not always available
Example: VF140BL-1-1.8432MHz: Frequency Stability ±50ppm, Duty Cycle
±10%, Input Voltage 3.3 Volt ±5%, Operating Temperature -40°C to +85°C,
Output Non-Tristate, Lead Configuration Straight, Frequency 1.8432MHz.
54
75 South Street, Hopkinton, MA 01748 800-982-5737 508-435-6831 Fax: 508-435-5289 www.valpeyfisher.com