Motorola CP150TM - Manual (Page 187)

UHF (403-440 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486635Z03-O) 12-5
68810309N62-C June, 2005
Chapter 12 UHF (403-440 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486635Z03-O)
CONTROLLER
RX_BE
SYNTH_UHF_R1
TX_UHF_R1
VCO_UHF_R1
RX_FE_UHF_R1
UHF R1
TX_INJ
USWB +
3V 5R
PRESC
RX_INJ
TRB
TX_INJ
VCO_MOD
V_SF
V_STEER
5R
IF_OUT RX_IN
RX_INJ
16_8_MHZ
3V 5V
LOCK
MOD_IN
PRESC
SPI_CLK
SPI_DATA_OUT
SYNTH_CS
TRB
VCO_MOD
V_SF
V_STEER
5T
PWR_SET
RX_OUT
TX_ENA
USWB+
5V
5R 3V USWB +
5V
BW_SEL
DEMOD
IF_IN
RSSI
TX_EN A
USWB+
3V
5T
5T
5V 5R
3V 5R
5V
16_8_MHZ
3V 5R 5T 5V
BW_SEL
DEMOD
LOCK
MOD_OUT
PWR_SET
RSSI
SPI_CLK
SPI_DATA_OUT
SYNTH_CS
Figure 12-3. UHF (403-440 MHz) Radio Circuit Block Diagram (8486635Z03-O)