Motorola APX 1000 Detailed Service Manual page 603

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: 900 MHz (84012478001)
DC_LIN_1_5V
IN
DC_LIN_1_875V_D
IN
DC_LIN_2_775V
IN
DC_LIN_5V
IN
DC_LIN_2_775V
L720
2.2UH
C715
.1UF
D722
IMN10
C716
4 3
.1UF A1 K1
5 2
A2 K2
6 1
A3 K3
C717
.1UF
C718
.1UF
D723
IMN10
C719
4 3
.1UF A1 K1
5 2
A2 K2
6 1
A3 K3
DC_LIN_1_875V_D
R721
10K
DIG_CTRL_RSTB
IN
RF_PRESCALAR
IN
DC_LIN_2_775V DC_LIN_1_875V_D DC_LIN_2_775V
L733 L735
2.2UH 2.2UH
L727
2.2UH
C737
C726 C730 C734
.1UF .1UF .1UF .1UF
C724 C725
10UF .1UF
DIG_DATA_AUX_SPI_MISO
GPO6 D3
AGC_REF
A6
AGC_FLAG
K6
AUX_DAC
A5
RFSTEPA_GPO6
C3
NC AGC_DAC
B5
DC_CAL_GPO5
B2
NC BP_I
GPO5 C1
NC RXI
C2
NC RXIX
B1
NC BP_IX
A10
NC SDM_VAG
E1
NC BP_Q
D1
NC RXQ
D2
RXQX
NC
E2
NC BP_QX
F5
NC SCAN_IN
B6
NC RX_EN_OUT
J7
NC ICAP
K7
NC QCAP
J10
NC CLK_OUT
J11
TCLK
NC
L6
NC NTXQ
L7
NC TXQ
K8
NC NTXI
L8
NC TXI
F8
NC INCR_DECR
G11
NC PHCLK
A3
NC FBQ
A4
NC FBI
GPO8
GPO7
GPO1 GPO4
GPO2 GPO3
DC_LIN_2_775V DC_LIN_2_775V_16_8_MHZ_IN
L728
390NH
C731
.1UF
Y701
1XTV16800VDA
16.8MHZ C736
R729
.01UF
22K
1 3
VCONT
OUTPUT
5
NC
NC1
6
NC2 NC
7
NC
NC3
C732 8
NC4 NC
39PF
DC_LIN_2_775V
L738
2.2UH
U702
15H28
R706
D9 0
SPI_DR
D8
CEX
D10
SPI_DW
C11
SPI_CLK
F9
TXFS
F10
TXCLK
F11
TXD
F7
DMCS
D11
NC
RXD
E9
RXCLK NC
E8
RXFS NC
D7
RXACQ
J2
ESC_IN NC
L3
NC
ESC_CP
K1
ESCD2_OUT NC
K2
NC
ESCD2_OUTX
H2
ESC_INX NC
L9
HP_MOD_OUT
G2
MN_ADAPT_CP
C749
H1 .1UF
M_PRSCX
G1
M_PRSC RF_PRESCALAR
G3
MN_CP
C744
10UF
C742
.1UF
L741
DC_LIN_2_775V_16_8_MHZ_IN
2.2UH
DC_LIN_5V
R702
0
C750
R745
.1UF
22K
C739
4.7PF
1 U746
BFQ67W
C752
180PF
R743
47K
R751 C710 C711
270
390PF 56PF
DNP DNP
GPO1
OUT
GPO2
OUT
OUT GPO3
GPO4
OUT
OUT GPO6
GPO8
OUT
OUT GPO7
GPO5
OUT
DIG_CTRL_LOCK
DIG_DATA_SPI_MISO
TP701
TEST_POINT
DIG_CTRL_SPI_TRIDENT_PE
DIG_DATA_SPI_MOSI
DIG_SPI_CLK
DIG_TX_SSI_FS
DIG_TX_SSI_CLK
DIG_DATA_TX_SSI
DIG_CTRL_SSI_TRIGGER
RF_HP_MOD_OUT
ANA_ADAPT_CHARGE_PUMP
ANA_CHARGE_PUMP
DC_SUPER_FILTER_5V
C756 C757
10UF .1UF
R705
1.2K
ANA_CHARGE_PUMP
C703 C707 C713
.039UF 6800PF .033UF
R701
430
R708
68
ANA_ADAPT_CHARGE_PUMP
C702 C704 C706 C709 C714
.1UF .1UF .1UF .1UF .1UF
C720
2200PF
C721
R722
.22UF
220
DNP
R723
11K
RF_HP_MOD_OUT
L753
2.2UH
CLK_16_8_MHZ
C754 C712
56PF 270PF
DNP
Figure 8-164. Frequency Generation Unit Circuit – 1 of 2
8-347
DC_LIN_2_775V
DC_LIN_1_5V
OUT
OUT
IN
IN
IN
OUT
OUT
IN
IN
OUT
VCO_VCTRL
OUT
OUT