FEATURES
- HIGH RELIABILITY FOR LOW COST
- AGING OF +-0.001 PPM/DAY IN SMALL PACKAGE
PETERMANN
TECHNIK
Time & Frequency Components
- EXTENDED TEMPERATURE RANGE TO -40/+75°C
- SHORT WARM-UP TIME AND EXCELLEN RETRACE BEHAVIOR
- LOW POWER CONSUMPTION AND EXCELLENT PHASE NOISE PARAMETERS
- PCS AND CELLULAR BASE STATIONS, SYNTHESIZER, DIGITAL SWITCHING, MEASUREMENT EQUIPMENT
SERIES
PACKAGE
FREQUENCY RANGE
FREQUENCY ACCURACY
OCXO-20
20.5 x 20.5 x 10.5 mm³
1.0 ~ 100.0 MHz
+-0.1 PPM (control voltage centered)
+-0.003 ppm/day / +-0.5 ppm/first year / +-3 ppm/10 years
VS. AGING AT-CUT
+-0.001 ppm/day / +-0.1 ppm/first year / +-0.5 ppm/10 years
VS. AGING SC-CUT
FREQUENCY STABILITY
+-0.02 ppm / load changement of +-5 %
VS. LOAD
+-0.02 ppm / supply voltage changement of +-5 %
VS. SUPPLY VOLTAGE
see table 1
VS. TEMPERATURE
0/+50°C ~ -40/+75°C
OPERATING TEMPERATURE RANGE
-40/+100°C
STORAGE TEMPERATURE RANGE
SUPPLY VOLTAGE
+5.0 VDC +-5% / +12 VDC +-5%
3.6 W max. during warm-up
CURRENT CONSUMPTION
1.2 W max. @ 25°C
+-0.5 ppm <3 minutes
AT-CUT
WARM-UP TIME
+-0.03 ppm <3 minutes
SC-CUT
+-5.0 ppm
AT-CUT
FREQUENCY CONTROL RANGE
+-1.0 ppm
SC-CUT
0 ~ 5 VDC
CONTROL VOLTAGE
POSITIVE
SLOPE
+-10%
LINEARITY
-80 dBc/Hz
1 Hz
-120 dBc/Hz
10 Hz
PHASE NOISE
-140 dBc/Hz
100 Hz
-145 dBc/Hz
1 kHz
-150 dBc/Hz
10 kHz
OUTPUT SIGNAL AND LOAD CHARACTERISTICS
see table 2
OTHER PARAMETERS ARE AVAILABLE ON REQUEST / CREATE HERE YOUR SPECIFICATION
TABLE 1 - FREQUENCY STABILITY VS. TEMPERATURE
CODE
A
B
C
D
E
F
FREQUENCY STABILITY VS. TEMPERATURE
+-0.1 ppm for AT-CUT
+-0.05 ppm for SC-CUT
+-0.2 ppm for AT-CUT
+-0.1 ppm for SC-CUT
+-0.5 ppm for AT-CUT
+-0.3 ppm for SC-CUT
TEMPERATURE RANGE
0/+50°C
0/+50°C
-20/+70°C
-20/+70°C
-40/+75°C
-40/+75°C
PETERMANN-TECHNIK | Amselweg 8 | D-86916 Kaufering
Fon: 00 49 (0) 81 91 / 30 53 95 | Fax: 00 49 (0) 81 91 / 30 53 97
http://www.petermann-technik.de | info@petermann-technik.de
PETERMANN
TECHNIK
Time & Frequency Components
TABLE 2 - OUTPUT WAVEFORM AND LOAD CHARACTERISTICS
OUTPUT
WAVEFORM
CLIPPED
SINE WAVE
TTL
OUTPUT TYPE
CODE
0
1
FREQUENCY RANGE
8.000 ~ 30.000 MHz
10.000 ~ 100.000 MHz
1.000 ~ 30.000 MHz
10.000 ~ 100.000 MHz
OSCILLATION STATE
F: FUNDAMENTAL
O: OVERTONE
F: FUNDAMENTAL
O: OVERTONE
OUTPUT CHARACTERISTICS
Load: 10 kΩ/10pF
Output level: >1Vp-p
Load: max. 10 low power consumption TTL
"1" level: >+2.4 VDC / "0" level: <+0.2 VDC
HCMOS
2
1.000 ~ 30.000 MHz
10.000 ~ 100.000 MHz
F: FUNDAMENTAL
O: OVERTONE
Duty Cycle: 45/55% / Tr and Tf: <6ns
Load: max. 10 low power consumption
TTL/HCMOS gates
"1" level: >+4.5 VDC / "0" level: <+0.5 VDC
ACMOS
3
1.000 ~ 30.000 MHz
10.000 ~ 100.000 MHz
F: FUNDAMENTAL
O: OVERTONE
Duty Cycle: 45/55% / Tr and Tf: <6ns
Load: max. 10 low power consumption
TTL/ACMOS gates
"1" level: >+4.5 VDC / "0" level: <+0.5 VDC
Duty Cycle: 45/55% / Tr and Tf: <6ns
PART NUMBERING SYSTEM
EXAMPLE
TYPE
OC20
VCC
5 for 5 Volt
12 for 12 Volt
CRYSTAL CUT
A for AT-CUT
S for SC-CUT
OC20-5-S-D-2-10.000MHz
FREQUENCY STABILTY
VS. TEMPERATURE
SEE TABLE 1
OUTPUT TYPE - FREQUENCY
SEE TABLE 2 - FREQUENCY
OUTLINE DRAWING OF OCXO-20
15.24
#1
#2
#3 (Grounded to the Case)
#5
#4
7.62
20.5 SQ
PIN
#1
#2
#3
#4
#5
Connection
Power Supply
Output
Ground
Control Voltage
Reference Voltage/NC
Unit:mm
PETERMANN-TECHNIK | Amselweg 8 | D-86916 Kaufering
Fon: 00 49 (0) 81 91 / 30 53 95 | Fax: 00 49 (0) 81 91 / 30 53 97
http://www.petermann-technik.de | info@petermann-technik.de
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