CXOHD4_15 [CRYSTEKMICROWAVE]
Temperature Compensated Crystal Oscillator;
| 型号： | CXOHD4_15 |
| 厂家： | 
CRYSTEK CORPORATION |
| 描述： | Temperature Compensated Crystal Oscillator |
| 文件： | 总1页 (文件大小：83K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
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:
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
Input Voltage:
3.3V or 5V ± 5%
Mech. Trim. Range:
±3ppm Min
Designed to meet today's
requirements for tighter
frequency stability while
reducing unit cost.
(Option V)
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
Input Current:
Output:
Symmetry:
(Option Y)
Rise/Fall Time:
Output Voltage:
Load:
VCTCXO Specification
Phase Noise Typical: 10 Hz
@10 MHz -100 dBc/Hz @27 MHz -87 dBc/Hz
100 HZ
1 kHz
10 kHz
100 kHz
-130 dBc/Hz
-140 dBc/Hz
-145 dBc/Hz
-150 dBc/Hz
-117 dBc/Hz
-140 dBc/Hz
-153 dBc/Hz
-155 dBc/Hz
Voltage Trim Pin 1: ±5ppm Min
Control Voltage:
(5V) 2.5V ±2.5V
(3.3V) 1.65V ±1.65V
Aging:
<1ppm Max/year
Dimensions inches (mm)
All dimensions are Max unless otherwise specified.
0.878
(22.3)
0.732
(18.60)
PIN
Function
0.039 ±0.004
(1.0 ±0.1)
1
2
3
4
VT or NC
GND
OUT
CRYSTEK
Freq
Part Number
DC
#1
#4
#2
Vcc
Bottom
View
0.300 ±0.008
(7.62 ±0.2)
0.177
(4.5)
0.480
(12.20)
#3
0.197
(5.0)
0.587
(14.9)
0.157
(4.00)
Pin 1 Orientation Mark
+
mA
M
OUT
+
pin 4
pin 3
+
PWR
Supply
VM
OSC.
pin 1
O/P Load
(incl. Probe Cl)
Crystek Part Number Guide
pin 2
CXOHVD4 - B C 3 Y - 25.000
#1
#2
#3
#4
#5
#6
#7
Option
#1 Crystek TCXO 4 Pin SMD HCMOS/TTL
Operating
Temperature
#2 V or blank = (V = Volt.Trim) (Blank = Mech. Trim)
#3 Letter = Operating Temperature (see table 1)
#4 Letter = Frequency Stability (see table 1)
Freq. Stability (± ppm)
A
B
C
D
E
F
1.0
1.5
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.5
2.5
2.5
2.5
2.5
2.5
2.5
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
#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
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
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
G
H
Specifications subject to change without notice.
P
A
B
C
TD-020815 Rev. Q
Table 1
12730 Commonwealth Drive • Fort Myers, Florida 33913
Phone: 239-561-3311 • 800-237-3061
CRYSTEK
CORPORATION
Fax: 239-561-1025 • www.crystek.com
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