Read Sony NW-E5 Service Manual online
18
NW-E5
• IC Block Diagrams –MAIN SECTION–
IC810 M66290AFP
IC751, 752, 753 TC5825FT
R / B
HIGH VOLTAGE
GENERATOR
ADDRESS REGISTER
COLUMN BUFFER
COLUMN DECORDER
DATA REGISTER
SENSE AMPLIFIER
MEMORY CELL
ARRAY
COMMAND REGISTER
STATUS REGISTER
LOW ADDRESS
BUFFER
LOW ADDRESS
DECORDER
I/O
CONTROL
ACTION
LOGIC
CONTROL
CONTROL
CIRCUIT
2
3
5
4
6
7
8
9
10
1
11
12
13
14
15
16
17
18
21
22
23
24
25
26
27
28
29
30
19
20
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
NC
NC
NC
NC
NC
XES
R/XB
XRE
XCE
NC
NC
VCC
VSS
NC
NC
CLE
ALE
XWE
XWP
XEX-RST
NC
NC
NC
NC
I/O15
I/O14
I/O13
I/O12
I/O11
I/O10
I/O9
I/O8
NC
NC
VCC
VCC
VSS
VSS
NC
NC
I/O7
I/O6
I/O5
I/O4
I/O3
I/O2
I/O1
I/O0
1
2
3
4
5
6
7
8
9
10
11
12
13
36
35
34
33
32
31
30
29
28
27
26
25
14 15 16
17 18 19 20 21 22
23 24
USB
TRANSCEIVER
SERIAL
INTERFACE
ENGINE
USB
PERIPHERAL
CIRCUIT
CLOCK
CONTROL
(OSCILLATOR/
PLL)
TCK
XTRST
TEST1
TR_ON
VBUS
GND
VCC
D+
TMS
TDI
TDO
GND
XIN
XOUT
VCC
A1
A2
A3
A4
A5
A6
D0
D1
D0
D1
48 47 46 45 44 43 42 41
40 39 38 37
XRST
DREQ
DACK
XCS
XWR
XRD
XINT
TEST2
D15
D14
D13
D12
DREQ
DACK
CS
WR
RD
INT
D15
D14
D13
D12
D –
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
VCC
GND
DACK
DREQ
CS
WR
RD
INT
DEVICE
CONTROL
UNIT
END POINT
BUFFER
(3k BYTE FIFO)
CPU
REGISTER
1
XOE
2
1Q
3
1D
4
2D
5
2Q
6
3Q
7
3D
8
4D
9
4Q
10
GND
20 VCC
19 8Q
18 8D
17 7D
16 7Q
15 6Q
14 6D
13 5D
12 5Q
11 CLK
1D
C1
C2
2D
3D
C3
C4
4D
8D
C8
C7
7D
6D
C6
C5
5D
IC853 SN74LVC374APWR
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