Sony MZ-E55 - Page 17

IC552 TLC372CPW-E20
– 26 –
IC601 UPD63731GC-9EU
r
IC Block Diagrams
IC301 BA3577FS-E2
MUTE
BEEP
20
19
18
17
16
15
14
12
11
13
2
1
3
4
5
6
7
8
9
10
R/F
NC
NC
VCC
VCC
+B
+B
NF1
OUT1
GND
OUT2
NF2
BEEP IN
RF IN
RF OUT
BIAS IN
BIAS OUT
V IN1
V IN2
PWSTB
PWSTB T
MUTE
MUTE T
PWSTB
2
3
5
4
6
7
8
1
VCC OUT2 IN-2 IN+2
OUT1 IN-1 IN+1 GND
21
22
23
24
25
26 27 28 29 30
2
3
5
4
6
7
8
9
10
1
11
12
13
14
15
16
17
18
19
20
31 32 33 34 35 36 37 38 39 40
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
41 42 43 44 45 46 47 48 49
50
71
72
73
74
75
767778798081828384
85
8687868990 100 919293
94
9597 96
98
99
ADC
ADIP
RF
FE
ABCD
TE
DSSP
ADIP
PLL
EFM
PLL
SUBQ/ADIP
DECODER
EFM ACIRC
DECODER
SECTOR
DECODER
SSB CONTROL
MONITOR I/O etc.
DRAM & PERIPHERAL CONTROL ADDRESS GENERATOR
AC
WDCK
S DATA
8
8
16
16
8
8
12
10
CLOCK
GENERATOR
ATRAC
DECODER
FLAG
AC LRCK
AC WDCK
AC BYCK
AC DATA
EFM DATA A/B
ECC DATA
EBA
WR REQ etc.
RD DT ECC
ATDT
XATWE
DREQ
XBUSY
5
8
8
SBD
SBA
SBW
SBR
SQREQ
2nd MSB
EFM
PLCK
3
4
8
VDD ADC
VREF
FE
ABCD
TE
VRT1
RF
VRT2
ADIP
VRT3
VSS ADC
T COUNT
DEFECT
OF TRX
VSS
NC
NC
NC
NC
VDD
TFOUT
TROUT
FROUT
FFOUT
CK176
VDD
DRA3
DRA2
DRA1
DRA0
DRA4
DRA5
DRA6
DRA7
DRA8
DRA10
DRA11
XRAS
DRA9
XOE2
XOE
XCAS
DRD2
DRD3
VSS
XWE2
XWE
DRD1
DRD0
VDD
NC
XRESET
SBUS
SCK
SINT
XBSY
DA-AVDD
AOVTR
VCON
AOUTL
DA AGND
VDD
EMP
LRCK
AUDATA
BCK VSS
DOUT
PMCK
MCK/2
VSS
MCK I-O
X1 X0
MCK
IO0 IO1 IO2 IO3 FOK FON ERFLAG CRCF TEST ADIP–DATA ADPLCK EFM PLCK VDD MO3 MO2 MO1 MO0 MOCK MICK MI3 MI2 MI1 MI0 VSS