Clock Oscillators (SMD)
K50-3C Series (3.3V)
TEST CIRCUIT
A
+
K50-3C
Vcc
-
V
0.01µF
1
NC
2
CL
4
3
T.P
FEATURES
•
•
•
•
•
•
Miniature SMD ceramic package type
Frequency range = 8MHz to 75MHz
Frequency precision = ±100ppm, ±50ppm
Tristate output inhibit
Low supply voltage (3.3V)
Load capacitance 15pF
C
L
=15pF
(Inclusive of test JIG and probe capacitance)
HOW TO ORDER
K50 - 3C 1 S E 40.0000M R
OUTPUT WAVE FORM
T
R
T
F
0.9Vcc
0.5Vcc
0.1Vcc
A
B
Duty Ratio =
A
A+B
×100
Packaging
R = Tape and reel,
1,000 pcs/reel
Frequency (MHz)
8.00000
13.0000
14.31818
16.0000
20.0000
24.0000
24.5760
25.0000
27.0000
29.4989
30.0000
32.0000
33.8688
35.3280
40.0000
44.0000
49.0000
49.1520
50.0000
53.1250
64.0000
66.6667
—
—
SUPPLY CURRENT CHARACTERISTIC
35
30
25
I
CC
(mA)
20
15
10
5
0
5
10 15 20 25 30 35 40 45 50 55 60 65 70 75
frequency(MHz)
Enable/Disable
Function
E = with function (STD)
Duty Ratio
S = 45% to 55%
(f>32.0MHz)
NIL = 40% to 60%
PIN CONNECTION ENABLE/DISABLE
Pin #
1
2
3
4
Function
CONTROL
CASE GND
OUTPUT
+V
CC
Pin #1
“H” or Open
“L”
Pin #3
Oscillation
High Impedance
or Oscillation Stop
Tolerance
1 = ±100ppm
0 = ±50ppm
Series
SPECIFICATIONS
Items
Output Frequency
Frequency Precision
Aging Rate
Operating Temperature
Storage Temperature
Supply Voltage
Supply Current
Duty Ratio
Output 0 Level
Output 1 Level
Rise/Fall Time
Load Capacitance
Enable/Disable Time
Input Voltage Low
Input Voltage High
Code
F
OUT
F/F
F/F
T
OPR
T
STR
V
CC
I
CC
SYM
V
OL
V
OH
T
R,
T
F
C
L
—
V
IL
V
IH
Rating
8 to 75
±100, ±50
±5
-10 to 70
-55 to 125
3.3±0.3
25
40 to 60
0.1V
CC
max.
0.9V
CC
min.
10 max.
15 max.
5
150
5
0.5 max.
2.0 min.
Unit
MHz
ppm
ppm/y
°C
°C
V
mA
%
V
V
nsec
pF
msec
nsec
msec
V
V
Remarks
—
Inclusive of temperature load, voltage variation
—
—
—
—
C
L
=15pF, Temp.=25°C
0.5V
CC
DC Level
I
OL
= 8mA
I
OH
= -8mA
0.1V
CC–
0.9V
CC
—
8≤F≤32MHz
32<F≤50MHz
50<F≤68MHz
—
—
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