Read Sharp XL-MP100H (serv.man12) Service Manual online
XL-MP100H
8 – 2
IC351 VHILC72723D-1:RDS (LC72723D)
1
VREF
LC72723D
MPXIN
Vdda
Vssa
FLOUT
CIN
TEST
XOUT
RDS-ID/READY
RDCL
RDDA
RST
MODE
Vddd
Vssd
XIN
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Vdda
Vddd
Vssd
RDDA
RDCL
MODE
RST
RDS-ID/
READY
READY
XOUT
XIN
VREF
FLOUT
CIN
Vssa
MPXIN
CLK(4.332MHz)
VREF
TEST
TEST
OSC
SMOOTHING
FILTER
57kHz
BPF
(SCF)
REFERENCE
VOLTAGE
ANTIALIASING
FILTER
PLL
(57kHz)
CLOCK
RECOVERY
(1187.5Hz)
DATA
DECODER
RAM
(128 bits)
RDS-ID
DETECT
Figure 3 BLOCK DIAGRAM OF IC
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