CMOS/ 2.5V/ 3.2×2.5mm
Clock Oscillators Surface Mount Type
KC3225A-C2 Series (K25-2C 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 available
Table 1
Freq. Tol. Operating
Temperature
Range (°C) Note
Code × 10-6
0± 50
-10 to +70
Standard specifications
S± 30
With only certain
frequencies
U± 25
F±100 -40 to +85
G± 50
How to Order
KC3225A
25.0000 C 2 0 E 00
① ② ③ ④ ⑤ ⑥ ⑦
①Type (3.2×2.5mm 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 2000 pcs./ reel)
Specifications
Item Symbol Conditions Min. Max. Units
Output Frequency Range fo 1.5 125 MHz
Frequency Tolerance f_tol
Initial tolerance, Operating tem-
perature 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
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 +2.38 +2.62 V
Freq. Tol.Code: U, G +2.43 +2.57
Current Consumption
(Maximum Loaded) ICC
1.5≤fo≤26MHz — 4
mA
26<fo≤50MHz — 6
50<fo≤67.5MHz — 9
67.5<fo≤95MHz — 14
95<fo≤125MHz — 18
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 1.5≤fo≤67.5MHz — 6 ns
67.5<fo≤125MHz — 4
Low Level Output Voltage VOL IOL=4mA — 10% VCC V
High Level Output Voltage VOH IOH=-4mA 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
1.5≤fo≤60MHz — 8 ps
60<fo≤125MHz — 5 ps
Peak to Peak Jitter JPK-PK 1.5≤fo≤60MHz — 80 ps
60<fo≤125MHz — 40 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)
Plating: Ni+Au
Tolerance: ±0.1
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)
3.2
2.5
0.67
1.0
0.89 (1.0 max.)
0.90
1.00
#1#2
#3 #4
Note: A capacitor of value 0.01µF between VCC
and GND is recommended.
2.2
0.95
1.75
1.2
