4597 OCXO
Corning Frequency Control Inc. • Worldwide Data Book 2001 v1.0.2000-11-09
Corning Frequency Control Inc. • 100 Watts Street • Mt. Holly Springs, PA 17065 • Tel 1-717-486-3411 • Fax 1-717-486-5920 • www.corningfrequency.com
Tele Quarz GmbH & Co. KG • Landstrasse • D-74924 Neckarbischofsheim, Germany • Tel +49-7268-801-0 • Fax +49-07268-801-281 • www.telequarz.de
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Typical Applications Features
PCS Base Stations Low Profile, Compact Package
Cellular Base Stations High Stability
Synthesisers AT-Cut Crystal
Test Equipment
Digital Switching
Frequency range 10 MHz – 30 MHz
Standard frequencies 10MHz
Frequency stabilities
Parameter Code Frequency stability Operating temp range
vs. operating temperature range B48 ±40 ppb 0....50°C
B38 ±30 ppb
C58 ±50 ppb 0.....70°C
C48 ±40 ppb
D27 ±200 ppb -20....+70°C
D17 ±100 ppb
E37 ±300 ppb -40....+85°C
E27 ±200 ppb
Parameter Value Condition
vs. aging /daily1< ± 2 ppb after 72 hours of operation
vs. aging /1 Year < ± 0.5 ppm 20 MHz
< ± 0.75 ppm > 20 MHz
Frequency tuning
Parameter Value Condition
Electrical frequency control (EFC): > ± 8 ppm typical
Pulling slope Positive
RF output
Parameter Value Condition
Signal Sinewave / HCMOS2
Load 50Ω
Duty cycle 45 to 55 %
Output power min + 3 dB/Veff/dBm
Output power max + 8 dB/Veff/dBm
Harmonics - 30 dBc
Supply Voltage
Parameter Value Condition
Supply voltage (Vs) 5 V ± 5 %
Supply voltage B (Vs B) 12 V ± 5 %
Supply voltage C (Vs C) 3.3 V ± 5 %
Current/power consumption steady state < 1.0 mA/W @25°C
Curr./power consumption during warm up < 3.0 mA/W
Reference Voltage output 0 to 4 V
4597 OCXO
Corning Frequency Control Inc. • Worldwide Data Book 2001 v1.0.2000-11-09
Corning Frequency Control Inc. • 100 Watts Street • Mt. Holly Springs, PA 17065 • Tel 1-717-486-3411 • Fax 1-717-486-5920 • www.corningfrequency.com
Tele Quarz GmbH & Co. KG • Landstrasse • D-74924 Neckarbischofsheim, Germany • Tel +49-7268-801-0 • Fax +49-07268-801-281 • www.telequarz.de
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Enclosure
Pin Connections
Pin 1 RF Output
Pin 2 GND, Case
Pin 3 EFC
Pin 4 Reference Voltage Output
Pin 5 Supply Voltage
Additional Parameters
Parameter Value Condition
Phase Noise <- 75 dBc 1Hz Note 1
<-100 dBc 10Hz
<-130 dBc 100Hz
<-140dBc 1kHz
<-150dBc 10kHz
Warm-up time < 3 min @25°C to final frequency
within ± 0.1ppm
Processing Tech_Note_1
Packaging Tech_Note_2
Notes
1 Typical values @ 10 MHz
2 HCMOS can drive TTL, ACMOS, HCMOS and CMOS
Unless otherwise stated all values are valid after warm-up time and refer to typical conditions
for supply voltage, frequency control voltage, load, temperature (25°C)
