Frequency Control Products
   
 
   
 
   
 
   
   
   
 
 
 
 
 
 
 
Ceramic Surface Mount Crystal Oscillator
  CERAMIC SMD TYPE CRYSTAL OSCILLATOR/CO7050
This is 1'st generaltion ceramic surface mount type crystal oscillator.
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Features

 

1. Compact size(7.0x5.0x1.4mm typ.)
2. Four pad mount package, (E/D or NC optionable)
3. Available high stability with frequency from 1.000MHz to 200MHz
4. Lead Free. Can meet the requirements of re-flow profiling using lead free solder.
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Specification

Item
Type : CX7050
Frequency Range
1.000 ~ 200.000MHz
Operating Temperature Range
-10 ~ +60¡É
Overtone
Fund to 35MHz~50MHz/3'rd to 125MHz
Frequency Tolerance(@25¡É)
¡¾ 25 ~100 x 10 -6
Temperature Characteristics
¡¾ 25 ~ 100 x 10 -6
(refered to +25¡É)
Supply Voltage(VDD)
5.0VDC/3.3VDC/2.5VDC/1.8VDC
Input Current
See Table
Output Voltage Logic High(VOH)
2.4V min./TTL Load 
90% of VDD min./HCMOS
Output Voltage Logic Low(VOL)
0.4V max./TTL Load
10% of VDD max./HCMOS
Rise / Fall Time
See Table
Symmetry(@50% TTL/1.4VDC TTL)
50¡¾10%(STD) / 55¡¾5%(Tight Symmetry)
Load Drive Capability
10TTL / 15pF HCMOS
Pin #1 Tristate Input Voltage
NC
Enable Output
VIH:¡Ã0.7VDD
Disable Output
VIL:¡Â0.3VDD
Disable Output : High Impedance
Start-up Time
10 ms max.
Period Jitter 
pk-pk
100ps max.
1 sigma
25ps max.
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Dimensions

  
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 Pin Connection
 
PAD No.
Connection
# 1
Stand-by(Tristate) or NC
# 2
GND
# 3
Output
# 4
VDD
Table (Unit mA for Input Current and ns for Rise/Fall time)
Frequency
Input Current
Rise/Fall
5V
3.3V
2.5V
1.8V
(ms) max
1.000 to 34.999MHz
25
16
10
8
10
35.000 to 60.000MHz
50
25
20
15
8
60.001 to 99.999MHz
60
40
30
25
5
100.000 to 106.250MHz
80
50
40
35
5
106.250 to 200.000MHz
50
40
35
2.5
Output Wave Form
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Output Wave (TTL)

  ¡á Output Wave (COMS)
 
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Test Circuit

  
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 Packing Method
 
Quantity
Taping Method
1~499
Bulk in Vinyl bag
500~1999
Taping
2000~
Taping & Reel
Taping Dimensions (CX7050 series)
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Tape

  ¡á Reel
 
Soldering Recommendation
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Handling Cautions
 

To prevent product damage during process of soldering, please follow either below reflow conditions (a) or (b).
(a)
Temperature : 260 ¡É max.
Duration      : 10 sec.(max.)
(b)
Temperature : 230 ¡É max.
Duration      : 80 sec.(max.)
 
   
   
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