LOW COST - HIGH PERFORMANCE
VOLTAGE CONTROLLED OSCILLATOR
CRO3250B
PAGE 2
TUNING CURVE, typ.
3300
3275
3250
3225
3200
3175
3150
3125
3100
85 °c
°c
25
-55 °c
TUNING VOLTAGE (Vdc)
POWER CURVE, typ.
8
7
6
5
4
3
2
1
0
°c
25
3207
3216 3225
3233 3241
3248
3256 3263
3270 3277
3282
FREQUENCY (MHz)
PHYSICAL DIMENSIONS
TYPICAL OF ALL PADS
SEE NOTE 3
MINI-16
415-0061 REV. D
(DRAWING NOT TO SCALE)
.070
.037
NOTES:
1. THE INSIDE RADIUS OF ALL 16 HALF HOLES
AT THE PERIMETER OF THE BOARD ARE
PLATED TO PROVIDE A SURFACE FOR THE
ATTACHMENT OF THE VCO TO A PCB,
.031
.026
.052
.114
IN 13 LOCATIONS, WITH 3 PADS BEING
USED FOR ELECTROMECHANICAL INTERFACE.
16 SOLDER LOCATIONS REQUIRED.
TABS RANGE:
SEE NOTE 5.
(4 PLACES)
0.500
0.475
2. THE SURFACE OF THE SHIELD IS TIN PLATED
AND MAY BE SOLDERED TO. THE SHIELD'S
BASE METAL IS COLD ROLLED STEEL.
3. THE GROUND PLANE IS GROUND AND ATTACHES
TO A GROUND TRACK ON THE UPPER SIDE OF
THE BOARD AS WELL AS THE SHIELD BY PTH.
4. UNLESS OTHERWISE NOTED ALL DIMENSIONS
ARE IN INCHES.
5. UNLESS OTHERWISE NOTED ALL TOLERANCES
ARE AS FOLLOWS:
DETAIL A
P2
0.415
0.315
0.405
0.305
0.205
0.105
P1=VT
P2=RF OUT
P3=Vcc
P3
0.215
0.115
TOLERANCES
.XXX= ± .010
BOTTOM VIEW
.220
SEE DETAIL 'A'
P1
.070 TYP
0.025
0.000
.034
0.000
.150
TYP
GROUND PLANE SOLDER PLATED
Page 2
© Z-Communications, Inc.
Printed in the U.S.A.
ZCOMM [ Z-COMMUNICATIONS, INC ]
