Clock Crystal Oscillators Surface Mount Type
K50-3C Series CMOS / 3.3V / 7.0 × 5.0 A
CMOS/ 3.3V/ 7.0 × 5.0mm
This product is NOT recommended for new designs.
Features
? Miniature ceramic package
? Highly reliable with seam welding
? CMOS output
? Supply voltage V DD =3.3V
? ± 25ppm available
Table 1
Clock Crystal Oscillators
Surface Mount Type
K50-3C Series
How to Order
K50-3C 0 - S E 25.0000
q w er t
q Type(7 × 5 SMD, 3.3V)
w Frequency Stability Code(See Table1)
e Duty Ratio(S: 45% to 55% STD)
Stability
Code (ppm)
T OPR
( ° C)
Note
r Enable/Disable Function(STD)
t Oscillation Frequency(Ex.: 25.0000MHz)
Pb Free
RoHS Conforming
0
S
U
F
G
± 50
± 30
± 25
± 100
± 50
? 10 to + 70
(Standard)
? 40 to + 85
(Extend)
Standard specifications
With only certain
frequencies
With only certain
frequencies
Packaging(Tape & Reel 1Kpcs/reel)
Specifications
Item
Output Frequency Range
Frequency Stability
Storage Temperature Range
Symbol
F OUT
F SBY
T STG
Conditions
Overall conditions:
initial tolerance, operating temperature range, rated power
supply voltage change, load change, aging(1year @25 ° C),
shock and vibration
Min.
1.5
? 25
? 30
? 50
? 55
Max.
80
+ 25
+ 30
+ 50
+ 125
Units
MHz
ppm
4
Operating Temperature Range
T OPR
Standard
Extend(option)
? 10
? 40
+ 70
+ 85
° C
Max. Supply Voltage
-----
? 0.5
7.0
Supply Voltage
V DD
Stability: ± 50ppm, ± 30ppm, ± 100ppm(Ext Temp)
Stability: ± 25ppm, ± 50ppm(Ext Temp)
2.97
3.14
3.63
3.46
Volt
1.5 ≤ F OUT ≤ 20MHz
-----
10
Current Consumption
(Maximum Loaded)
I DD
20<F OUT ≤ 40MHz
40<F OUT ≤ 60MHz
-----
-----
15
20
mA
60<F OUT ≤ 80MHz
-----
30
8 ≤ F OUT ≤ 32MHz(Standby Function)
-----
10
μ A
Standby/Disable Current
Duty Ratio(Symmetry)
Rise/Fall Time
(10% V DD to 90% V DD Maximum Loaded)
Output Voltage-"L"
Output Voltage-"H"
Output Load
Input Voltage Range
Input Voltage-"L"
Input Voltage-"H"
Output Disable Time
Output Enable Time
Start-up Time
I ST /I DE
SYM
Tr/Tf
V OL
V OH
CL
V IN
V IL
V IH
-----
-----
ST
32<F OUT ≤ 50MHz(Disable Function)
50<F OUT ≤ 80MHz(Standby Function)
@50% V DD
8 ≤ F OUT ≤ 26MHz
26<F OUT ≤ 45MHz
45<F OUT ≤ 80MHz
I OL = 8mA
I OH =? 8mA
CMOS
8 ≤ F OUT ≤ 32MHz
32<F OUT ≤ 50MHz
50<F OUT ≤ 80MHz
@Minimum operating Voltage to be 0sec.
-----
-----
45
-----
-----
-----
-----
90% V DD
-----
0
-----
70% V DD
-----
-----
-----
-----
-----
15
10
55
10
8
5
10% V DD
-----
15
V DD
30% V DD
-----
150
5
150
5
10
mA
μ A
%
nS
Volt
pF
Volt
Volt
nS
mS
nS
mS
mS
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
(Unit : mm)
Recommended Land Pattern
(Unit : mm)
7.0
1.4
e
w
r
q
R0.35
Plating: Ni + Au
Tolerance: ± 0.2
5.08
5.08
Pin Connections
q Control
w Case GND
e Output
r V DD
Enable/Disable Function
Pin1 Pin3(Output)
Open Active
"H" Level Active
"L" Level High Z ?
? No-Oscillation:
8 ≤ F OUT ≤ 32MHz, 50<F OUT ≤ 80MHz
1.8
Note: A capacitor of value 0.01 μ F between V DD
and GND is recommended.
152
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