Clock Crystal Oscillators
Surface Mount Type
K50-3C Series
CMOS / 3.3V / 7.0×5.0A
Features
How to Order
• Miniature ceramic package
K50-3C 0 - S E 25.0000
• Highly reliable with seam welding
• CMOS output
q
w e r
t
• Supply voltage VDD=3.3V
• ± 25ppm available
qType(7×5 SMD, 3.3V)
wFrequency Stability Code(See Table1)
eDuty Ratio(S: 45% to 55% STD)
rEnable/Disable Function(STD)
Table 1
Stability
Code (ppm)
T
OPR
Note
tOscillation Frequency(Ex.: 25.0000MHz)
(°C)
Packaging(Tape & Reel 1Kpcs/reel)
0
S
U
F
±
±
±
50
30
25
Standard specifications
−10 to +70
With only certain
frequencies
(Standard)
Pb Free
RoHS Conforming
± 100
50
With only certain
frequencies
−40 to +85
(Extend)
G
±
Specifications
Item
Symbol
Conditions
Min.
1.5
−25
−30
−50
−55
−10
−40
−0.5
2.97
3.14
-----
Max.
80
Units
MHz
Output Frequency Range
F
OUT
Overall conditions:
+25
+30
+50
+125
+70
+85
7.0
3.63
3.46
1 0
initial tolerance, operating temperature range, rated power
supply voltage change, load change, aging(1year @25°C),
shock and vibration
Frequency Stability
F
SBY
STG
ppm
°C
Storage Temperature Range
Operating Temperature Range
T
Standard
Extend(option)
TOPR
Max. Supply Voltage
Supply Voltage
-----
Stability: ± 50ppm, ± 30ppm, ± 100ppm(Ext Temp)
Stability: ± 25ppm, ± 50ppm(Ext Temp)
1.5≤FOUT≤20MHz
Volt
VDD
Current Consumption
(Maximum Loaded)
20<FOUT≤40MHz
40<FOUT≤60MHz
-----
-----
1 5
2 0
IDD
mA
60<FOUT≤80MHz
-----
3 0
8≤FOUT≤32MHz(Standby Function)
32<FOUT≤50MHz(Disable Function)
50<FOUT≤80MHz(Standby Function)
@50% VDD
8≤FOUT≤26MHz
26<FOUT≤45MHz
-----
-----
-----
45
-----
-----
-----
1 0
1 5
1 0
55
1 0
8
5
µA
m A
µA
%
Standby/Disable Current
I
ST/IDE
Duty Ratio(Symmetry)
Rise/Fall Time
SYM
Tr/Tf
n S
(10% VDD to 90% VDD Maximum Loaded)
45<FOUT≤80MHz
Output Voltage-"L"
Output Voltage-"H"
Output Load
V
OL
I
OL=8mA
-----
10% VDD
-----
Volt
VOH
IOH=−8mA
90% VDD
-----
CL
CMOS
1 5
p F
Input Voltage Range
Input Voltage-"L"
Input Voltage-"H"
Output Disable Time
VIN
0
-----
VDD
30% VDD
-----
Volt
V
IL
Volt
VIH
70% VDD
-----
-----
150
5
150
5
nS
m S
nS
m S
m S
8≤FOUT≤32MHz
32<FOUT≤50MHz
50<FOUT≤80MHz
@Minimum operating Voltage to be 0sec.
-----
-----
-----
-----
Output Enable Time
Start-up Time
-----
ST
1 0
Note: Please contact us for inquires about extended operating temperature range, available frequencies and other conditions.
All electrical characteristics are defined at the maximum load and operating temperature range.
Dimensions
Recommended Land Pattern
(Unit : mm)
(Unit : mm)
7.0
1.4
R0.35
5.08
Plating: Ni+Au
Tolerance: ± 0.2
e
w
r
q
Pin Connections
Enable/Disable Function
1.8
5.08
q
w
e
r
Control
Case GND
Output
VDD
Pin1
Open
Pin3(Output)
Active
"H" Level
"L" Level
Active
High Z
Note: A capacitor of value 0.01µF between VDD
∗
and GND is recommended.
∗ No-Oscillation:
8≤FOUT≤32MHz, 50<FOUT≤80MHz