PHASE-LOCKED CRYSTAL OSCILLATORS
PLD SERIES:
130 – 1000 MHz (PLD-1C)
FEATURES
• Low phase noise design
• Fractional frequency division available
• Low subharmonics for multiplied models
(-70 dBc)
• +13 dBm standard output power
OPTIONS
• Higher output power
• C o u p l e d RF output
P L D -1 C S e r ie s P h a s e N o is e
-4 0
Phase Noise (dBc/Hz)
-5 0
-6 0
-7 0
-8 0
-9 0
-1 0 0
-1 1 0
-1 2 0
-1 3 0
-1 4 0
-1 5 0
-1 6 0
10
100
1000
10000
100000
1000000
10000000
P L D -1 C -0 1 0 -3 8 2 -0 -1 5 P
P L D -1 C -0 1 0 -0 5 8 2 -0 -1 5 P
P L D -1 C -0 1 0 -0 6 4 0 -0 -1 5 P
F r e q u e n c y O ffs e t fr o m C a r r ie r (H z )
ELECTRICAL SPECIFICATIONS
Output frequency range
Multiplied (PLD-1C)
Output power
Output power variation
Phase noise
Harmonic output
Spurious output
Input reference frequency
Input power level
Input impedance
Load VSWR
DC power requirements (Note 1)
130 – 1000 MHz
+13 dBm minimum
±1 dB maximum
See graph
-20 dBc maximum
-70 dBc maximum
1 – 20 MHz
0 ±3 dBm
50 ohms
1.5:1 nominal
+15, or +20volts @ 370 mA
+5 volts @ 200 mA
WN-177696 8/21/2007
PHASE-LOCKED CRYSTAL OSCILLATORS
BLOCK DIAGRAM
REFERENCE
AMPLIFIER
INPUT
REFERENCE
1 – 20 MHz
REFERENCE
DIVIDER
/1, 2, 3...128
DIVIDER
CIRCUITS
DIGITAL
PHASE
DETECTOR
FRACTIONAL
DIVISION UP
TO 10 kHz
RESOLUTION
PRESCALER
÷
BY
ACTIVE LOWPASS
FILTER
COUPLED
OUTPUT
MULTIPLIER
CIRCUITS
RF
OUTPUT
*N
(N= 2, 3, 4...10)
OSCILLATOR
AFC INPUT
ORDERING INFORMATION
Output frequency 165 – 1000 MHz
FUNDAMENTAL RF
OUTPUT (Fo)
VCXO: 30 – 165
RF OUTPUT
(N*Fo)
165 – 1000 MHz
ALARM OPTIONS
PLD-1C -__ __ __ -
Input freq.
(MHz)
Output freq.
(MHz)
- __ - __ __
P
Alarm
Option
Supply
Voltage
0.
3.
4.
0 Volts In Lock, +V out of Lock
TTL; Low in Lock, High out of Lock
TTL; High in Lock, Low out of Lock
SUPPLY VOLTAGE OPTIONS
15. +15 VDC.
20. +20 VDC.
MECHANICAL SPECIFICATIONS
Weight
Fundamental............................ 250 grams nominal
Multiplied ................................. 300 grams nominal
RF connectors ............................. SMA female
DC connectors ............................. Feedthru filter
ENVIRONMENTAL SPECIFICATIONS
Temperature
Operating ............................ 0 to 60°C
Storage ............................... -45 to +85°C
Humidity .................................. 95% at 40°C noncondensing
Shock (survival) ...................... 30 g’s, 10 ms pulse
Vibration (survival) .................. 20 to 2000 Hz random to 4 g’s
WN-177696 8/21/2007
嵌入式系统
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