Figure 13-32. Mdc/Qcii R&Tte Vco And Pll Schematic Diagram - Motorola P100 Series Detailed Service Manual

13-54
+3.3V
Figure 13-32. MDC/QCII R&TTE VCO and PLL Schematic Diagram
+5V
+
C539
C538
10nF 10uF/16V(A)
RX_EN_CIRCUIT
VCO_OUT(RX)
Q503
KRC404
TX_EN1
VCO_OUT(TX)
Q711
KRA304
+3.3V
PLL_CLK
PLL_DATA R729
100K
PLL_STB
R730
33K
C755
0.1uF(K)
R735 R736 R737
1k 1k 1k
PLL_PS
9 10 11 12 13 14 15 16
U701
R732
10K MB15E03L
8 7 6 5 4 3 2 1
C738
7pF
C756
1nF
R731 R733
10R
0R
C741
0.1uF
FL701
R734
12.8MHZ VCXO
10R
4 3
+5V VCC OUT
1 VCON 2
GND
C740
0.1uF
C739
1nF
R701
220R
L701
+ 27nH R702
C702
KRA305
1.5K
Q705 1nF
C701
22uF/10V(A)
Q701
2SC4226
C728
8pF R703
C705
4.7K(1%)
3pF
C710
KRA305
R706
Q706 TZY02 6pF
C704
100R
1nF
C706
C709
E C Q702
9pF
7pF
2SC4226
L703
B
30113TL
+
C714
C715 L704
1nF C707
22uF/10V(A)
220nH(1608)
18pF
R705
220R
L708
R711
27nH
100K
C721
R707
C722
3pF
Q703 1.5K
TZY02 6pF
C729
2SC4226
6pF
R715 R714
C717
56R 3pF
56R
Q704
L706
2SC4226
30113TL
C731 C730 CR703
C716
2pF
2pF 470pF KDV154E
C718
R709
4pF
6.8K(1%)
L707 R713
220NH(1608) C719 30K R712
7pF 100K
R710
220R
L709
22nH
C747 C746
10pF 10pF
PLL_LD
+10V
C748
0.1uF
R717
R716
10R
C749
300R
R718 1uF(1608)
7.5K
R719
Q708
1K
Q707
+3.3V KTA2014
KTC4075
R740 R727 R728
1.5K 2.7K 2.7K
R720 150R
R721 150R
Q709 R726
Q710 3K
KTA2014
R722
KTC4075
C752 C753 C754
10K
0.1uF(K) 47nF(3216) 47nF(3216)
+
C751
1uF/35V
R723 R725
C750
R724
0.1uF 1K 100R
390R
SH102
C742
20pF
U502-B
NJM324
5
1/2VCC
7
6
R506
C515 C575
10K 0.1uF 47pF
R504
47K
R503
56K
Circuit Board/Schematic Diagram and Parts List UHF1 - MDC/QCII R&TTE (403–447 MHz)
C711
16pF(MURATA)
CR701
KDV154E
C712
SH101
470pF
L705
2.2uH(1608)
C724
12pF
C725
470pF
C726
1pF
C727
3pF
CR702
KDV154E
TX_SUB_TONE
R505
C516
12K
10uF/16V(A)