CVXO-018TX-50-25.000

Manufacturer Part NumberCVXO-018TX-50-25.000
DescriptionVCXO Oscillators 25MHz
ManufacturerCrystek Corporation
SeriesCVXO
CVXO-018TX-50-25.000 datasheet
 


Specifications of CVXO-018TX-50-25.000

Product CategoryVCXO OscillatorsRohsyes
Package / Case7 mm x 5 mmFrequency25 MHz
Termination StyleSMD/SMTMounting StyleSMD/SMT
ProductVCXOFactory Pack Quantity1000
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CVXO-018T Model
3.3V, HCMOS
5×7 mm SMD,
Frequency Range:
1 MHz to 52 MHz
Frequency Stability:
±25ppm to ±100ppm
Temperature Range:
Operating:
0°C to 70°C
(Option M)
-20°C to 70°C
(Option X)
-40°C to 85°C
Storage:
-45°C to 90°C
Input Voltage:
3.3V ±0.3V
Control Voltage:
1.65V ±1.65V
Settability* At Nominal:
1.65V ±0.25V
Frequency Pulling:
±100ppm Min
Input Current:
40mA Max
Output:
HCMOS
Load:
15pF
Symmetry:
40/60% Max @ 50% Vdd
Rise/Fall Time:
5ns Max @ 20% to 80% Vdd
Logic:
"0" = 10% Vdd Max
"1" = 90% Vdd Min
Linearity:
±10% Max
Aging:
<3ppm 1
Dimensions inches (mm)
All dimensions are Max unless otherwise specified.
0.274 ±0.007
(6.96 ±0.18)
P/N
0.193 ±0.007
Frequency
(4.90 ±0.18)
XXXX XX
Denotes pad 1
XXXX=Date Code
XX=Lot Code
RECOMMENDED REFLOW SOLDERING PROFILE
Ramp-Up
3°C/Sec Max.
260°C
217°C
200°C
150°C
Preheat
180 Secs. Max.
8 Minutes Max.
10 Secs. Max.
NOTE: Reflow Profile with 240°C peak also acceptable.
PIN
Connection
1
Volt Cont.
2
Tri-State
Tri-State pin
3
GND
4
Ouput
"1" level 2.7V Min
5
N/C
"0" level 0.3V Max
6
Vdd
*Settability is the Control Voltage at which the Output Frequency is equal to the nominal Frequency.
CRYSTEK
CORPORATION
st
/yr, <1ppm every year thereafter
0.055 Typ
(1.40 Typ)
#1
#2
#3
#6
#5
#4
0.071
0.100
(1.80)
(2.54)
0.200
(5.08)
Critical
Temperature Zone
Ramp-Down
6°C/Sec.
#1 Crystek VCXO
#2 Model
#3 Temp. Range: Blank= 0/70°C, M= -20/70°C, X= -40/85°C
#4 Stability: (see Table 1)
90 Secs. Max.
#5 Frequency in MHz: 3 or 6 decimal places
260°C for
Example:
CVXO-018TX-25-25.000 = 5.0V Tristate, -40/85°C, 40/60, 25ppm, 25.000 MHz
CVXO-018T-50-19.660800 = 5.0V Tristate, 0/70°C, 40/60, 50ppm, 19.660800 MHz
Tri-State Function
Output pin
Open
Active
Active
High Z
Specifications subject to change without notice.
12730 Commonwealth Drive • Fort Myers, Florida 33913
Phone: 239-561-3311 • 800-237-3061
Fax: 239-561-1025 • www.crystek.com
Designed
to
meet
requirements for 3.3V Voltage
Controlled Crystal Oscillator SMD
Applications.
The CVXO-018T
provides a disable function for
ICT (in-circuit-testing). Available
on 16mm tape and reel in
quantities of 1K.
SUGGESTED PAD LAYOUT
0.071 SQ
(1.80)
0.045 ±0.008
(1.14 ±0.20)
0.200
(5.08)
0.01uF Bypass Capacitor Recommended
Crystek Part Number Guide
CVXO - 018T - X - 25 - 49.152
#1
#2
#3
#4
#5
Stability Indicator
Blank (std)
25
50
TD-021004 Rev. H
today's
0.148
(3.75)
± 100ppm
± 25ppm
± 50ppm
Table 1