REV
DATE
REVISION RECORD
DWN
AUTH
OUTPUT
Frequency
20 MHz
Level
+13 dBm ±2 dB into 50 ohms
EXTERNAL REFERENCE INPUT
Frequency
10 MHz
Level
0 dBm ±3dB into 50 ohms
STABILITY
Aging
5 x 10
-10
-8
ADJUSTMENT
Mechanical, for Frequency Accuracy
±5 x 10 , typical
CRYSTAL
Type
20 MHz SC-cut
STATUS BITS
External Reference Loss
TTL, Low = loss of reference
Oscillator will “self “ center when
reference is lost.
Out-of-Lock Alarm
TTL, Low = Locked
-7
-
12-08-16
Draft
Liz
AR
3.090
1.375
1.225
1.125
0.710
7
2.375
1
2
3
4
5
/day after 30 days operating
Mounting holes,
diam. = 0.125, 4 places
5 x 10 /year, second year, typical
Phase Noise L(f), unlocked
10 Hz
-115 dBc
100 Hz
-140 dBc
1 KHz
-160 dBc
Temperature Stability
±5x10 , 0° to +50°C (Ref +25°C), unlocked
Frequency Accuracy
±5x10 at time of shipment (+25°C)
Type 2 Loop Characteristics
Target BW:
≤1
Hz
<5 minute to within ±1x10 of input
MECHANICAL
Dimensions
2.375” x 2.750” x 1.1” housing with bracket,
mounting holes, Diam. 0.125”
Connectors
SMA Output, SMA Input,
Feedthru capacitors
Packaging
Solder sealed steel can
POWER REQUIREMENTS
Warm-Up Power
<6 Watts for 5 minutes
Total Power
<4 Watts at +25°C
Supply Voltage
+12 VDC
-9
1
2
3
4
5
6
7
1.050
0.850
0.650
0.450
0.250
0.000
2.750
-8
-8
Label This Face
1.125
1.225
1.375
6
1.350
1.545
1.545
1.350
0.937
0.175
0.000
0.937
Pin Function
Ground
Supply Voltage
External Ref. Detect
Out of Lock
Phase Voltage
External Ref. In
RF Out
0.125
0.000 1.100" max
Connector numbers are for reference only.
They are not marked on unit.
SMA-Female
Mounting plate 0.1" max
SMA-Female
Wenzel Associates, Inc.
Austin, Texas
Title:
20 MHz-SC Phase Locked Crystal Oscillator
P/N:
Rev:
Date:
Drawn:
Ref:
501-30529
Tolerances:
(except as noted)
Dimensions are in inches
-
0.XX Dec:
12-08-16
0.XXX Dec:
FSCM:
500-14118
±0.030”
±0.010”
62821
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