VSX-D912-S
80
1
2
3
4
1
2
3
4
C
D
F
A
B
E
CMP
V
SS3
comparator
8th Switched
capacitor filter
anti-aliasing
filter
100k
120k
100k
MUX
Vref
V
DD1
Analog
Power supply
V
SS1
V
DD2
Digital
Power supply
V
SS2
XI
XO
PLL
57kH
Z
RDS/ARI
PLL
1187.5Hz
Bi-phase
decoder
Measurement
circuit
Differential
decoder
T1
T2
RDATA
QUAL
RCLK
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
RCLK
(N.C.)
XO
XI
V
DD2
V
SS2
T1
T2
QUAL
RDATA
Vref
MUX
V
DD1
V
SS1
V
SS3
CMP
Reference
clock
(4)
(7)
(8)
(3)
(16)
(1)
(2)
(5)
(6)
(12)
(11)
(13)
(14)
(10)
(9)
7
Block Diagram
7
BU1924F (MAIN ASSY : IC5001)
• RDS / RBDS Demodulation IC
7
7
Pin Arrangement (Top View)
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Pin Function
