Sony CNU-500 Maintenance Manual page 43

TC7WU04FU (TOSHIBA) FLAT PACKAGE
C-MOS HEX INVERTERS
– TOP VIEW –
V
DD
1
1 8
A
(+2 to +6 V)
2 7
3 6
3
GND 4 5
6
Y = A
TL062CPS (TI) FLAT PACKAGE
OPERATIONAL AMPLIFIER
(J FET INPUT)
—TOP VIEW—
V
DD
1 8
(+1.5 to +18V)
+
–
2
7
+ –
3 6
V
4 EE 5
(–18 to –1.5V)
TL7705CPS-B (TI) FLAT PACKAGE
POWER VOLTAGE SUPERVISOR
—TOP VIEW—
7
V
CC
V
1 8
REF OUT
(+3 to +18V)
2
SENSE
RESIN IN
IN 2 7
3
C OUT(1)
T IN 3 6
GND OUT(2)
4 5
REF
+2.5V
V
7
2
3
CNU-500
7
Y A Y
5
A Y
2
0 1
1 0
0; LOW LEVEL
1; HIGH LEVEL
1
SENSE V
REF
6
RESIN OUT(1)
5
OUT(2)
C
T
1
CC
* 5
6
*
OPEN COLLECTOR
*
TMS27C240-12JL (TI)
C-MOS 4M (262k×16)-BIT UV EPROM
-TOP VIEW-
V
DD
1 V 40
PP
(+ 5V )
CE 2 39 A17
IN IN
D15 3 38 A16
I/O IN
D14 4 37 A15
I/O IN
D13 5 36 A14
I/O IN
D12 6 35 A13
I/O IN
D11 7 34 A12
I/O IN
D10 8 33 A11
I/O IN
D9 9 32 A10
I/O IN
D8 10 31 A9
I/O IN
11 GND GND 30
D7 12 29 A8
I/O IN
A0-A17
D6 13 28 A7
I/O IN
CE
D0-D15
D5 14 27 A6
I/O IN
OE
V
D4 15 26 A5
I/O IN
D3 16 25 A4
I/O IN
D2 17 24 A3
I/O IN
D1 18 23 A2
I/O IN
D0 A1
19 22
I/O IN
OE 20 21 A0
IN IN
DATA INPUTS/OUTPUTS
1
V
PP
19
2
CE, OE
CE
AND PROGRAM
INPUT/OUTPUT
20
OE
LOGIC
BUFFERS
21
A0
Y
29 DECODER
A8
30
ADDRESS A9
INPUTS
X CELL MATRIX
DECODER 4194,304
39
A17
ABOVE DIAGRAM SHOWS CONDITIONS BEFORE PROGRAMMING.
CE OE V V A9 A0
PP DD
0 0 V V X X
DD DD
0 1 V V X X
DD DD
0 1 V V X X
PP DD
1 0 V V X X
PP DD
1 1 V V X X
PP DD
1 X V V X X
DD DD
V 0 97 (MAKER CODE)
H
0 0 V V
DD DD
V 1 30 (DEVICE CODE)
H
1 ; HIGH LEVEL
0 ; LOW LEVEL
X ; DON'T CARE
HI-Z ; HIGH IMPEDANCE
; 12.0 ± 0.5V
V
H
21 19
A0 D0
22 18
A1 D1
23 17
A2 D2
24 16
A3 D3
25 15
A4 D4
26 14
A5 D5
27 13
A6 D6
28 12
A7 D7
29 10
A8 D8
31 9
A9 D9
32 8
A10 D10
33 7
A11 D11
34 6
A12 D12
35 5
A13 D13
36 4
A14 D14
37 3
A15 D15
38
A16
39
A17
CE OE
2 20
; ADDRESS INPUTS
; CHIP ENABLE
; DATA INPUTS/OUTPUTS
; OUTPUT ENABLE
; PROGRAMMING VOLTAGE
PP
( PROGRAM : 13.0V )
D0-D15
12 10 3
Y
GATING
D0-D15 FUNCTION
D READ
OUT
HI-Z OUTPUT DISABLE
D PROGRAMMING
IN
D VERIFY
OUT
HI-Z PROGRAM INHIBIT
HI-Z STANDBY
SIGNATURE MODE
4-9
IC