CRYSTEK

CXOHV8 Model
14 Pin DIP, 3.3V & 5.0V, HCMOS/TTL
Frequency Range:
Frequency Stability:
Freq. Stability vs Volt:
Freq. Stability vs Load:
Temperature Range:
Storage:
Input Voltage:
Trimmer Adj.:
Input Current:
Output:
Symmetry:
(Option Y)
Rise/Fall Time:
Output Voltage:
1MHz to 38MHz
±1ppm to ±5ppm
±0.5ppm Max
±0.3ppm Max
-40°C to 85°C
-45°C to 90°C
3.3V or 5V ± 5%
Voltage Trim
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
Load:
Phase Noise Typ.: 10Hz
100Hz
1KHz
10KHz
100KHz
Aging:
Designed to meet today's
requirements for tighter
frequency stability and
14 Pin Dip layout compatibility.
VCTCXO Specification
Voltage Trim Pin 1:
Control Voltage:
± 5ppm Min
(5V) 2.5V ± 2.5V
(3.3V) 1.65V ± 1.65V
Dimensions inches (mm)
All dimensions are Max unless otherwise specified.
0.984
(25.0)
0.600
(15.24)
0.964
(24.5)
CRYSTEK
Frequency
Part No.
Date Code
0.590
(15.0)
0.570
(14.5)
Pin 1
0.300
(7.62)
Pin 7
PIN
Function
1
7
8
14
Volt Trim
GND
OUT
Vcc
0.394
(10.0)
Bottom View
Pin 8
0.260
(6.60)
Pin 14
Denotes pin 1
+
+
mA
M
pin 14
PWR
Supply
OUT
pin 8
+
VM
OSC.
pin 1
Crystek Part Number Guide
O/P Load
(incl. Probe Cl)
pin 7
CXOHV8 - B C 3 Y - 25.000
#1
#2
#3
#4
#5
#6
Voltage Trim
Operating
Temperature
A
0°C to 50°C
B
Freq. Stability (± ppm)
1.0
2.0
2.5
3.0
4.0
5.0
-10°C to 60°C
2.0
2.5
3.0
4.0
5.0
C
-10°C to 70°C
2.0
2.5
3.0
4.0
5.0
D
-20°C to 70°C
2.0
2.5
3.0
4.0
5.0
E
-30°C to 60°C
2.0
2.5
3.0
4.0
5.0
F
-30°C to 70°C
2.0
2.5
3.0
4.0
5.0
G
-30°C to 75°C
2.0
2.5
3.0
4.0
5.0
H
-40°C to 85°C
3.0
4.0
5.0
B
C
D
E
F
P
1.5
A
Table 1
CRYSTEK
CORPORATION
#1
#2
#3
#4
#5
#6
V = Control voltage, Blank = No Control Voltage
Letter = Operating Temperature (see table 1)
Letter = Frequency Stability (see table 1)
3 or blank = Input Volt (3 = 3.3 volts) (Blank= 5V)
Y or blank = Symmetry (Y=45/55) (Blank = 40/60)
Frequency in MHz: 3 or 6 decimal places
Example:
CXOHV8-BC3Y-25.000 = Control Voltage, -10/60, ±2.5ppm, 3.3V, 45/55%, 25.000MHz
Specifications subject to change without notice.
TD-020901 Rev. D
12730 Commonwealth Drive • Fort Myers, Florida 33913
Phone: 239-561-3311 • 800-237-3061
Fax: 239-561-1025 • www.crystek.com