Figure 9.3-7. Pmle4427A/ Pmle4427B Frequency Generation Unit (Fgu) Schematic - Motorola XTS 2500 Service Manual

9.3-8
RX_OSC
TXRF_OUT
ANA-3V
XCVR_5V
SC_FILT_EN

Figure 9.3-7. PMLE4427A/ PMLE4427B Frequency Generation Unit (FGU) Schematic

February 14, 2012
VCO
PRES_IN
RX_LO_IN TRB
TXRF_OUT VCTRL
4.6VSF_OUT
SYNTHESIZER
SYN_SEL
PRES_IN LOCK
TRB SPI_DATA
VCTRL SPI_CLK
4.6VSF_OUT 16.8MHZ
ANA_3V VMULT1
F5V_IN MODIN
DAC
ANA_3V MODIN
SC_FILT_EN VMULT1
TX_SSI_Clk
TX_SSI_FSYNC
TX_SSI_DATA
UHF2 Schematics, Board Overlays, and Parts Lists
SYN_SEL
LOCK_DET_H
MOSI
FLCK
16.8Mhz_OSC_2
TX_SSI_CLK
TX_SSI_FSYNC
TX_SSI_DATA
6816985H01-F