MINIATURE SMD HCMOS OSCILLATOR
F3345/F3355
The F3345/F3355 are our miniature surface mount oscillators, perfect
for applications such as portable computers & peripherals,
telecommunication devices and instrumentation. These miniature
designs offer high reliability utilizing a hermetically sealed ceramic
package.
FEATURES
Miniature Package
Tri-State Enable/Disable
3000 G Shock Resistance
Tape and Reel
(2,000 pcs. STD)
• ELECTRICAL CHARACTERISTICS (V
DD
= 5.0V, C
L
= Max Load)
Frequency Range (Fo)
Frequency Stability
Temperature Range
Operating
(T
OPR
)
Storage
(T
STG
)
Supply Voltage
(V
DD
)
Input Current
(I
DD
)
PARAMETERS
FREQUENCY
RANGE
1.544
1.544
1.544
1.544
25.000+
50.000+
67.000+
1.544
1.544
1.544
1.544
1.544
1.544
1.544
~ 80.000
~ 80.000
~
~
~
~
~
~
~
80.000
25.000
50.000
67.000
80.000
80.000
80.000
CONDITIONS
All Conditions
1
F3345
MIN
MAX
1.544
-100
-10
-55
+4.5
80.000
+100
+70
+125
+5.5
25
40
60
73
55
5
5
0.5
16
-16
10
50
10
100
F3355
MIN
MAX
1.544
-100
-10
-55
+4.5
OSCILLATORS
50.000
+100
+70
+125
+5.5
13
24
---
55
10
10
0.5
4
-4
10LS
15
10
100
UNITS
MHz
PPM
ºC
V
mA
Output Symmetry
Rise Time
Fall Time
Output Voltage
Output Current
Output Load
(T
R
)
(T
F
)
(V
OL
)
(V
OH
)
(I
OL
)
(I
OH
)
~ 80.000
~ 80.000
~ 80.000
~ 80.000
~ 80.000
Start-up Time
(T
S
)
Enable/Disable Time
1
2.5V
0.5V to 4.5V
4.5V to 0.5V
I
OL
= 16 mA / I
OL
= 4 mA
I
OH
= -16 mA / I
OH
-4 mA
V
OL
= 0.5V
V
OH
= 4.5V
TTL
HCMOS
45
45
%
nS
V
mA
TTL
pF
mS
nS
4.5
4.5
Inclusive of 25ºC tolerance, operating temperature range, input voltage change, load change,
• MODEL NUMBER SELECTION
aging, shock, and vibration.
3
F3345 Series
F3355 Series
An internal pullup resistor from pin 1 to pin 4 allows active output if pin 1 is left open.
Frequency Operating
Note: A 0.01µF bypass capacitor should be placed between VDD (Pin 4) and GND (Pin 2) to
Stability Temperature
Model Frequency
Model
Frequency
minimize power supply line noise.
(PPM)
1
(ºC)
Range (MHz) Number Range (MHz) Number
See page 44 for mechanical specifications, test circuits, and output waveform.
±100
-10 ~ +70 1.000 ~ 80.000 F3345 1.000 ~ 50.000 F3355
All specifications subject to change without notice. Rev. 11/30/01
• ENABLE / DISABLE FUNCTION
INH (Pin 1)
OPEN
3
'1' Level V
IH
³
2.2 V
'0' Level V
IL
£
0.8 V
OUTPUT (Pin 3)
ACTIVE
ACTIVE
High Z
2
±100
±50
±50
±25
±25
±20
-40
-10
-40
-10
-40
-10
~
~
~
~
~
~
+85
+70
+85
+70
+85
+70
1.000
1.000
1.000
1.000
1.000
1.000
~
~
~
~
~
~
80.000
80.000
80.000
80.000
80.000
50.000
F3345R
F3340
F3340R
F3346
F3346R
F3348
1.000
1.000
1.000
1.000
1.000
1.000
~
~
~
~
~
~
50.000
50.000
50.000
50.000
50.000
50.000
F3355R
F3350
F3350R
F3356
F3356R
F3358
All dimensions are in millimeters.
See page 74 for tape and reel specifications.
FOXElectronics
5570 Enterprise Parkway
Fort Myers, Florida 33905
941-693-0099
FAX 941-693-1554
http://www.foxonline.com
© 2000 FOX ELECTRONICS
55
单片机
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