CMOS/ 2.5V/ 7.0×5.0mm
Clock Oscillators Surface Mount Type
KC7050A-C2 Series (K53-2C Series)
RoHS Compliant
Features
• Miniature ceramic package
• Highly reliable with seam welding
• CMOS output
• Supply voltage VCC=2.5V
Lower voltage available
•
±25×10-6, ±20×10-6 available
Table 1
Stability Operating
Temperature
Range (°C) Note
Code × 10-6
0± 50
-10 to +70
Standard specifications
S± 30
With only certain
frequencies
U± 25
W± 20
F±100 -40 to +85
G± 50
How to Order
KC7050A 25.0000 C 2 0 E 00
① ② ③ ④ ⑤ ⑥ ⑦
①Type (7.0×5.0mm SMD)
②Output Frequency
③Output Type (CMOS)
④Supply Voltage (2.5V)
⑤Frequency Tolerance (See Table 1)
⑥
Symmetry/ INH Function
(45/ 55%, Stand-by)
⑦
Customer Special Model Suffix
(STD Specification is “00”)
Packaging (Tape & Reel 1000 pcs./ reel)
Specifications
Item Symbol Conditions Min. Max. Units
Output Frequency Range fo 1.8 125 MHz
Frequency Tolerance f_tol
Initial tolerance, Operating
temperature range, Rated
power supply voltage change,
Load change, Aging (1 year
@25°C), Shock and vibration
Op. Temp.: -40 to +85°C
-100 +100
×10-6
Op. Temp.: -10 to +70°C/ -40 to +85°C
-50 +50
Op. Temp.: -10 to +70°C
-30 +30
Op. Temp.: -10 to +70°C
-25 +25
Op. Temp.: -10 to +70°C
-20 +20
Storage Temperature Range T_stg -55 +125 °C
Operating Temperature Range
T_use Standard Specifications -10 +70 °C
Extend (Option) -40 +85
Max. Supply Voltage —-0.5 +7 V
Supply Voltage VCC
Freq. Tol.Code: 0, S, F +2.25 +2.75
VFreq. Tol.Code: U, G +2.38 +2.62
Freq. Tol.Code: W +2.43 +2.57
Current Consumption
(Maximum Loaded) ICC
1.8≤fo≤20MHz — 5
mA
20<fo≤40MHz — 10
40<fo≤60MHz — 15
60<fo≤85MHz — 20
85<fo≤100MHz — 22
100<fo≤125MHz — 27
Stand-by Current I_std — 10 μA
Symmetry SYM @50% VCC 45 55 %
Rise/ Fall Time
(10% VCC to 90% VCC Maximum Loaded)
tr/ tf
1.8≤fo≤40MHz — 7
ns40<fo≤85MHz — 4
85<fo≤125MHz — 3
Low Level Output Voltage VOL IOL=4mA/ 8mA (40MHz<fo) — 10% VCC V
High Level Output Voltage VOH IOH=-4mA/ -8mA (40MHz<fo) 90% VCC — V
CMOS Load L_CMOS CMOS Output — 15 pF
Input Voltage Range VIN 0 VCC V
Low Level Input Voltage VIL — 30% VCC V
High Level Input Voltage VIH 70% VCC — V
Disable Time t_dis — 150 ns
Enable Time t_ena — 5 ms
Start-up Time t_str @Minimum operating voltage to be 0 sec. — 10 ms
1 Sigma Jitter JSigma
Measured with Wavecrest DTS-2079
VISI 6.3.1
1.8≤fo<40MHz — 8 ps
40≤fo≤100MHz — 5 ps
100<fo≤125MHz — 4 ps
Peak to Peak Jitter JPK-PK
1.8≤fo<40MHz — 80 ps
40≤fo≤100MHz — 40 ps
100<fo≤125MHz — 30 ps
Note: All electrical characteristics are defined at the maximum load and operating temperature range.
Please contact us for inquiry about operating temperature range, available frequencies and other conditions.
Dimensions (Unit: mm)
Recommended Land Pattern
(Unit: mm)
Note: A capacitor of value 0.01µF between VCC
and GND is recommended.
5.08
2.0
4.2
1.8
Pad Connections
#1 INH
#2 Case GND
#3 Output
#4 VCC
INH Function
Pad1 Pad3 (Output)
Open Active
"H" Level Active
"L" Level
High Z (No-Oscillation)
Plating: Ni+Au
Tolerance: ±0.2
7.0
5.0
2.6
0.1
1.6
1.4
1.2
0.8
0.76
5.08
#2 #1
#4#3
