Temperature Compensated
Voltage Controlled
Crystal Oscillator
CVT20 Model
2.0x2.5 mm SMD,
2.8V, Clipped Sine
Frequency:
Frequency Stability:
Temperature Range:
Operating:
Storage:
Input Voltage:
Input Current:
Control Voltage Range:
Frequency Control Range:
Output:
Output Level:
Load:
Aging:
19.200 MHz or 26.000MHz
±2.5ppm Max
-30°C to 75°C
-40°C to 85°C
2.8V ±5%
1.8mA Max
1.4V ±1.0V
±9ppm to ±15ppm
Clipped Sine
0.8Vp-p Min
10kΩ//10pF
±1ppm Max per year
Designed to meet today's requirements for portable
applications. Temperature compensation is accomplished
through digital technology. Applications include GSM,
GPRS, 3G, CDMA, W-CDMA.
Mechanical:
Shock:
Solderability:
Vibration:
Solvent Resistance:
Resistance to Soldering Heat:
Environmental:
Thermal Shock:
Moisture Resistance:
MIL-STD-883, Method 2002, Condition B
MIL-STD-883, Method 2003
MIL-STD-883, Method 2007, Condition A
MIL-STD-202, Method 215
MIL-STD-202, Method 210, Condition I or J
MIL-STD-883, Method 1011, Condition A
MIL-STD-883, Method 1004
For Additional Technical Information
please contact Crystek at sales@crystek.com
0.057±0.008
(1.45±0.2)
#3
0.098 ±0.006
(2.5 ±0.15)
#4
via to
ground
0.01µF
SUGGESTED PAD LAYOUT
0.083
(2.10)
#4
#3
#1
#2
0.079 ±0.006
(2.0 ±0.15)
0.024±0.004
(0.6±0.1)
0.026±0.008
(0.65±0.2)
#4
#3
0.057
(1.45)
0.035
(0.9)
#1
#2
#1
#2
Denotes pad 1
0.028±0.004
(0.7±0.10)
0.018±0.004
(0.45±0.1)
Dimensions inches (mm)
All dimensions are Max unless otherwise specified.
0.030
(0.75)
0.01uF Bypass Capacitor Recommended
mA
M
pin 4
Vdd
OUT
Co
pin 3
OSC.
Vc
GND
OUT
FET
PROBE
RECOMMENDED REFLOW SOLDERING PROFILE
TEMPERATURE
260°C
217°C
200°C
150°C
Ramp-Up
3°C/Sec Max.
Critical
Temperature Zone
Ramp-Down
6°C/Sec.
PWR
Supply
VM
Bypass
Cap.
pin 1
CL
pin 2
RL
PIN
1
2
3
4
Function
Voltage Control
GND
OUT
VDD
Preheat
180 Secs. Max.
8 Minutes Max.
90 Secs. Max.
260°C for
10 Secs. Max.
NOTE: Reflow Profile with 240°C peak also acceptable.
TD-080401 Rev. A
CRYSTEK
CORPORATION
12730 Commonwealth Drive • Fort Myers, Florida 33913
Phone: 239-561-3311 • 800-237-3061
Fax: 239-561-1025 • www.crystek.com
CRYSTEKCRYSTAL [ Crystek Corporation ]
