Denon TU-1800DAB Service Manual page 9

QQ
3 7 63 1515 0
BU1924F (IC306)
MUX
(4)
270p
120k
(3)
Vref
2.2 F
V
DD1
(5)
1
Power supply
V (6)
SS1
(12)
1
V
DD2
2
Digital
Power supply
(11)
V
SS2
(13)
XI
4.332MH
TE
L 13942296513
33pF
3
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100k
100k
anti-aliasing
filter
Analog
PLL
PLL
57kH
Z
1187.5Hz
RDS/ARI
Reference
clock
(14)
XO
Z
33pF
3
16 15 14
1 2 3
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8
V
SS3
8th Switched
capacitor filter
Bi-phase
decoder
Measurement
circuit
(10)
T1
Q Q
3 6 7 1 3
1 : V and V are separated within the IC.
DD1 DD2
2 : Have V (digital power supply) of a sufficiently low impedance.
DD2
3 : Match the capacitor constants with the crystal manufacturer.
13 12 11 10
4 6
5 7
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.
9
2 9 9 4 2 8
560p
CMP
(7) (8)
comparator
RCLK
(16)
QUAL
(1)
RDATA
(2)
Differential
decoder
(9)
T2
1 5 0 5 8 2 9 9 4
9
8
m
co
TU-1800DAB
9 9
2 8 9 9