msm9565 Oki Semiconductor, msm9565 Datasheet - Page 3

• Manufacturer Part Number: msm9565
• Description: Ic For Fm Multiplex Data Demodulation
• Manufacturer: Oki Semiconductor

FM multiplex
signal input
SG
IC internal
Frequency
divider
XTAL2
clock
XTAL1
LPF
Vref
1T delay
Variable
circuit
gain
AMP
Filter Section
Delay Detection Section
(SCF)
BPF
LPF
Address bus
Data bus
Descrambler
regeneration
PN
Data Add
Clock
CPU interface
RD
Receive RAM
synchronization
Timer
Block
WR
CS
CLR
SÆP
synchronization
INT
INT
Frame
memory
FRAME
Digital Signal Processing Section
Timing
control
Layer 2 CRC
correction
Error
&
descrambler
generator
Clock
VICS
Layer 4 CRC