Frequency Control Products
   
 
   
 
   
 
   
   
   
 
 
 
 
 
 
 
Ceramic Surface Mount Crystal Oscillator
  CERAMIC SMD TYPE CRYSTAL OSCILLATOR/CO3225
This is 1'st generation ceramic surface mount type crystal oscillator.
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Features

 
  1. Compact size(3.2x2.5x1.3mm typ.)
  2. Four pad mount package, (E/D or NC optionable)
  3. 3.3V, 2.5V input curret  available
  4. Lead Free. Can meet the requirements of re-flow profiling using lead free solder.
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Specification
Item
  Type : CO3225
Frequency Range
1.000 ~ 50.000MHz
Operating Temperature Range
-10 ~ +60กษ
Overtone
Fund to 30MHz~40MHz/3'rd to 30 to ~ 50MHz
Frequency Tolerance(@25กษ)
กพ 25 ~100 x 10 -6
Temperature Characteristics
กพ 25 ~ 100 x 10 -6
(refered to +25กษ)
Supply Voltage(VDD)
3.3VDC/2.5VDC
Input Current
25mA max.
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
10 nm max.
Symmetry(@50% TTL/1.4VDC TTL)
50กพ10%(STD) / 55กพ5%(Tight Symmetry)
Load Drive Capability
10TTL / 15pF HCMOS
Pin #1 Tristate Input Voltage
NC
Enable Output
VIH:กร0.7VDD
Disable Output
VIL:กย0.3VDD
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
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 Land Pattern
 
Output Wave Form
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Output Wave (TTL)

  กแ 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

  กแ 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 กษ max.
Duration      : 10 sec.(max.)
(b)
Temperature : 230 กษ max.
Duration      : 80 sec.(max.)
 
   
   
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