CXOH7 Model
14 Pin Dip,
3.3V & 5V, HCMOS/TTL
Frequency Range:
Frequency Stability:
Freq. Stability vs Volt:
Freq. Stability vs Load:
Temperature Range:
Storage:
Input Voltage:
Trimmer Adj. Range:
Input Current:
Output:
Symmetry:
(Option Y)
Rise/Fall Time:
Output Voltage:
Load:
Phase Noise Typ.:
10Hz
100Hz
1KHz
10KHz
100KHz
Aging:
1MHz to 38MHz
±1ppm to ±5ppm
±0.5ppm Max
±0.3ppm Max
-40°C to 85°C
-55°C to 120°C
3.3V or 5V ± 5%
±3ppm Min
15mA Typ, 30mA Max
HCMOS/TTL
40/60% Max @ 50% Vdd
45/55% Max
4ns Typ, 10ns Max
"0" = 10% Vdd Max
"1" = 90% Vdd Min
15pF/10TTL Max
-100dBc/Hz
-130dBc/Hz
-140dBc/Hz
-145dBc/Hz
-150dBc/Hz
<1ppm Max/Yr
Temperature Compensated
Crystal Oscillator
ree
dF S
a
Le oH ant
R pli
m
Co
Designed to meet
today's requirements
for tighter frequency
stability and 14 Pin Dip
layout compatibility.
CXOH7
0.984
(25.0)
0.964
(24.5)
0.590
(15.0)
0.570
(14.5)
0.600
(15.24)
Pin 1
0.300
(7.62)
Pin 7
0.393
(10.0)
PIN
1
7
8
14
Function
NC
GND
OUT
Vcc
CRYSTEK
Freq
Part no
Date Code
Bottom View
Pin 14
Pin 8
0.260
(6.60)
Dimensions inches (mm)
All dimensions are Max unless otherwise specified.
mA
M
OUT
pin 14
Vdd
OUT
pin 8
OSC.
Crystek Part Number Guide
PWR
Supply
O/P Load
incl Probe Cl
CXOH7 - B C 3 Y - 25.000
#1
#2
#3
#4
#5
#6
VM
pin 1
N/C
GND
pin 7
A
B
C
D
E
F
G
H
Operating
Temperature
0°C to 50°C
-10°C to 60°C
-10°C to 70°C
-20°C to 70°C
-30°C to 60°C
-30°C to 70°C
-30°C to 75°C
-40°C to 85°C
Freq. Stability (± ppm)
1.0
1.5
2.0
2.0
2.0
2.0
2.0
2.0
2.0
P
A
B
2.5
2.5
2.5
2.5
2.5
2.5
2.5
C
3.0
3.0
3.0
3.0
3.0
3.0
3.0
3.0
D
4.0
4.0
4.0
4.0
4.0
4.0
4.0
4.0
E
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
F
#1 Crystek TCXO 14 Pin Dip HCMOS/TTL
#2 Letter = Operating Temperature (see table 1)
#3 Letter = Frequency Stability (see table 1)
#4 3 or blank = Input Volt (3 = 3.3 volts) (Blank= 5V)
#5 Y or blank = Symmetry (Y=45/55) (Blank = 40/60)
#6 Frequency in MHz: 3 or 6 decimal places
Example:
CXOH7-BC3Y-25.000 = -10/60, ±2.5ppm, 3.3V, 45/55%, 25.000MHz
Table 1
Specifications subject to change without notice.
TD-020901 Rev. B
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