LOW COST - HIGH PERFORMANCE
PHASE LOCKED LOOP
PCA1550A
PAGE 2
VCO TUNING CURVE, typ.
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
°c
°c
°c
25
-5
-4
-3
-2
-1
1550 MHz
+1
+2
+3
+4
+5
TUNING VOLTAGE (Vdc)
VCO POWER CURVE, typ.
7
6
5
4
3
2
°c
25
1
0
-1
-2
1500
1511
1522
1533
1544
1555
1566
1577
1588
1600
FREQUENCY (MHz)
PHYSICAL DIMENSIONS
Top View
1. The inside radius of all 14 half holes at the perimeter of the board
are plated to provide a surface for the attachment of the PLL Module
to the motherboard. 5 pads are for grounding, 8 pads are for signal
12
11
10
interface.
2. The surface of the shield is tin-plated and may be soldered to.
1
9
8
7
The shield's base metal is brass.
3.The ground plane on the bottom side is ground and attaches to a
ground track on the top side of the board as well as to the shield.
Bottom
View
4. Unless otherwise noted all dimensions are in inches.
5.Unless otherwise noted all tolerances are as follows:
.xxx = ± .010
2
3
P1 RF OUTPUT
P2 REFERENCE OSCILLATOR INPUT
P3 CLOCK
5
6
4
P4 DATA
P5 LOAD ENABLE
P6 LOCK DETECT
P7 VCC
SIDE VIEW
P8 GROUND
P9 NO CONNECTION
P10-12 GROUND
Page 2
Printed in the U.S.A.
© Z-Communications, Inc.
ZCOMM [ Z-COMMUNICATIONS, INC ]
