Aiwa CDC-R227 Service Manual page 41

IC DESCRIPTION -2/2 (TC94A09F-301) -1/2
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Pin No. Pin Name
1–14 S1–S14
15–18 P8-0–P8-3
19 MVDD1
20 MVSS1
21 P1-0
22 P1-1
23 P1-2
24 SW3
25 SRQ
26 LM SW
27 P3-2
28 P3-3
29 P4-0
30 DATA-IN
31 DATA-OUT
32 CLOCK
33 P2-0
34–36 P2-1–P2-3
37 IN1
TE
L 13942296513
38 TESTC
39–42 OT19–OT22
43 DOUT
44 SBSY
45 SBOK
46 VDD 1
47 Vss 1
48 P2VREF
49 PDO
50 TMAX
51 LPFN
52 LPFO
53 PVREF
54 VCOF
55 AVSS
56 SLCO
57 RFI
58 AVDD
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59 RFCT
60 RFZI
61 RFRP
.
62 FEI
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I/O
– Not connection (Open)
– Not connection (Open)
– Power supply for port
– GND
I RST SW BZG-3 Mecha Inside SW input port.
I SW1 detect input
I SW2 detect input
I SW3 detect input
O output SRQ signal
O FEED MOTER GAIN SW output
– Not connection (Open)
O M-DRIV MUTE output
– Not connection (Open)
I CDS DATA INPUT
O CDS DATA OUTPUT
I CDS CLOCK INPUT
O CD-DA/RW GAIN SWITCHIN OUTPUT
– Not connection (Open)
– GND
– Not connection (Open)
– Not connection (Open)
– Not connection (Open)
– Not connection (Open)
– Not connection (Open)
– VDD
– GND
– FOR PLL 2 VREF
O EFM to PLCK difference error signal output
O TMAX DETECT output
I FOR LOW PASS filter AMP reverse input
I FOR LOW PASS filter AMP output
I FOR PLL VREF
O VCO FILTER OUTPUT
– ANALOG GND
O DATA SLICE LEVEL DAC Output
I RF SIGNAL Input
– ANALOG VDD
I RFRP SIGNAL CENTER LEVEL INPUT
x ao u163
I RFRP ZEROCROSS INPUT
y
I RF RIPPLE SIGNAL INPUT
i
I FOCUS ERROR SIGNAL INPUT
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2 9
8
Description
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3 6 7 1 3 1 5
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9 4 2 8
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9 9
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