CMOS/ 3.3V/ 5.0V/ 7.0×5.0mm
Clock Oscillators Surface Mount Type
KC7050B Series (FXO-31F Series)
RoHS Compliant
Features
• Surface mount type suitable for auto
pick-and-place
• Reflow soldering compatible
• CMOS, TTL IC direct drive is possible
• With tri-state function
•
Broad frequency range from 1.8MHz to 50MHz
• Supply voltage VCC=3.3/ 5.0V available
Frequency Tolerance (Overall)
Freq. Tol. Operating
Temperature
Range (°C) Note
Code × 10−6
1±100 −10 to +70
(Standard)
1.8 to 50MHz
0± 50 1.8 to 33MHz
S± 30
How to Order
KC7050B 25.0000 C 3 1 A 00
① ② ③④⑤⑥ ⑦
①Type
②Output Frequency
③Output Type (CMOS)
④Supply Voltage 5=5.0V, 3=3.3V
⑤Frequency Tolerance (See Table at Left)
⑥
Symmetry/ INH Function
A: 40/ 60%, Disable
B: 40/ 60%, Stand-by
⑦
Customer Special Model Suffix
(STD Specification is “00”)
Symmetry/ INH Function
Freq.
(MHz)
Code
KC7050B-C5 KC7050B-C3
1.8 to 39.9 AA
40 to 50 AB
Specifications
Item Symbol Conditions Units
KC7050Bxx.xxxxC5xA00 (FXO-31FH) KC7050Bxx.xxxxC3xx00 (FXO-31FL)
Output Frequency Range fo 1.8 to 50 MHz
Frequency Tolerance (Overall)
f_tol
±30 (to 33MHz)
×10−6
±50 (to 33MHz)
±100 (to 50MHz)
Storage Temperature Range T_stg −40 to +85 °C
Operating Temperature Range
T_use −10 to +70 °C
Max. Supply Voltage — 7 max. V
Supply Voltage VCC 5±0.5 3.3±0.3 V
Current Consumption ICC
25 max. (1.8 to 15MHz) 18 max. (1.8 to 39.9MHz) mA30 max. (15.1 to 32MHz) 25 max. (40 to 50MHz)
45 max. (32.1 to 50MHz)
Stand-by/ Disable Current I_std 10 max. µA
Symmetry SYM 40 to 60@50%VCC %
Rise/ Fall Time tr/ tf 10 max. ns
Low Level Output Voltage VOL 10% VCC max. V
High Level Output Voltage VOH 90% VCC min. V
CMOS Load L_CMOS 50 max. 20 max. pF
Input Voltage Range VIN 0 to VCC 0 to VCC V
Low Level Input Voltage VIL 0.8 max. 0.3 max. V
High Level Input Voltage VIH 2.2 min. 2.2 min. V
Disable Time t_dis 150 max. ns
Enable Time t_ena 5 max. ms
Start-up Time t_str 10 max. ms
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)
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2.0
1.8
5.1
4.2
Note: A capacitor of value 0.01MF between VCC
and GND is recommended.
