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CXOHD4_15 Datasheet, PDF (1/1 Pages) Crystek Corporation – Temperature Compensated Crystal Oscillator
CXOHD4 / CXOHVD4 Model
12.2×18.6 SMD, 3.3V & 5V, HCMOS/TTL
Frequency Range:
Frequency Stability:
Freq. Stability vs Volt:
Freq. Stability vs Load:
Temperature Range:
Storage:
Input Voltage:
Mech. Trim. Range:
(Option V)
Input Current:
Output:
Symmetry:
(Option Y)
Rise/Fall Time:
Output Voltage:
Load:
Phase Noise Typical: 10 Hz
100 HZ
1 kHz
10 kHz
100 kHz
Aging:
1 MHz to 38.880 MHz
±1ppm to ±5ppm
±0.5ppm Max
±0.3ppm Max
-40°C to 85°C
-45°C to 120°C
3.3V or 5V ± 5%
±3ppm Min
Voltage Trim Pin 1
15mA Typical, 30mA Max
HCMOS/TTL
40/60% Max @ 50% Vdd
45/55% Max
4ns Typical, 10ns Max
"0" = 10% Vdd Max
"1" = 90% Vdd Min
15pF/10TTL Max
@10 MHz -100 dBc/Hz @27 MHz
-130 dBc/Hz
-140 dBc/Hz
-145 dBc/Hz
-150 dBc/Hz
<1ppm Max/year
-87 dBc/Hz
-117 dBc/Hz
-140 dBc/Hz
-153 dBc/Hz
-155 dBc/Hz
0.177
(4.5)
0.732
(18.60)
0.878
(22.3)
CRYSTEK
Freq
Part Number
DC
0.480
(12.20)
Pin 1 Orientation Mark
0.039 ±0.004
(1.0 ±0.1)
#1
#2
Bottom
View
#4
#3
0.587
(14.9)
Designed to meet today's
requirements for tighter
frequency stability while
reducing unit cost.
VCTCXO Specification
Voltage Trim Pin 1: ±5ppm Min
Control Voltage: (5V) 2.5V ±2.5V
(3.3V) 1.65V ±1.65V
Dimensions inches (mm)
All dimensions are Max unless otherwise specified.
0.300 ±0.008
(7.62 ±0.2)
PIN Function
1
VT or NC
2
GND
3
OUT
4
Vcc
0.197
(5.0)
0.157
(4.00)
+ mA
M
+
+
PWR
Supply
VM
pin 4
pin 3
OSC.
pin 1
pin 2
Option
OUT
O/P Load
(incl. Probe Cl)
Crystek Part Number Guide
CXOHVD4 - B C 3 Y - 25.000
#1
#2
#3 #4 #5 #6
#7
Operating
Temperature
Freq. Stability (± ppm)
A
0°C to 50°C
1.0 1.5 2.0 2.5 3.0 4.0 5.0
B
-10°C to 60°C
2.0 2.5 3.0 4.0 5.0
#1 Crystek TCXO 4 Pin SMD HCMOS/TTL
#2 V or blank = (V = Volt.Trim) (Blank = Mech. Trim)
#3 Letter = Operating Temperature (see table 1)
#4 Letter = Frequency Stability (see table 1)
#5 3 or blank = Input Volt (3 = 3.3 volts) (Blank= 5V)
#6 Y or blank = Symmetry (Y=45/55) (Blank = 40/60)
#7 Frequency in MHz: 3 or 6 decimal places
C
-10°C to 70°C
D
-20°C to 70°C
E
-30°C to 60°C
2.0 2.5 3.0 4.0 5.0
2.0 2.5 3.0 4.0 5.0
2.0 2.5 3.0 4.0 5.0
Example:
CXOHD4-BC3Y-25.000 = mech. trim, -10/60, ±2.5ppm, 3.3V, 45/55%, 25.000 MHz
CXOHVD4-HEY-25.000 = volt. trim, -40/85, ±4.0ppm, 5.0V, 45/55%, 25.000 MHz
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
P
A
B
C
D
E
F
Table 1
Specifications subject to change without notice.
TD-020815 Rev. Q
CRYSTEK
CORPORATION
12730 Commonwealth Drive • Fort Myers, Florida 33913
Phone: 239-561-3311 • 800-237-3061
Fax: 239-561-1025 • www.crystek.com