NV-U74
33
• IC Block Diagrams
– MAIN Board –
IC0111 S-1167B15-M5T1G
VOUT
5
NC
4
VIN 1
ON/OFF 3
VSS 2
+
–
OVERCURRENT
PROTECTION
REFERENCE
VOLTAGE
ON/OFF
CONTROL
VOUT 1
VIN
4
ON/OFF
3
VSS 2
+
–
OVERCURRENT
PROTECTION
REFERENCE
VOLTAGE
ON/OFF
CONTROL
C4
A21
D3
A20
D4
A19
C3
A18
B2
A17
E6
A16
D6
A15
C6
A14
A6
A13
B6
A12
D5
A11
C5
A10
A5
A9
B5
A8
A2
A7
G4
VCC
A3
R
Y/BY#
F6
BYTE#
B4
RESET#
B3
WP#/ACC
A4
WE#
G1
OE#
F1
CE#
E2
DQ0
H2
DQ1
E3 DQ2
H3 DQ3
H4 DQ4
E4 DQ5
H5 DQ6
C2
A6
D2
A5
B1
A4
A1
A3
C1
A2
D1
A1
E1
A0
G6
DQ15/A-1
F5
DQ14
E5 DQ7
F2 DQ8
G2 DQ9
F3 DQ10
G3 DQ11
F4 DQ12
G5 DQ13
H6
VSS
H1
VSS
DATA
LATCH
Y-
G
AT
E
ADDRESS LATCH
STATE CONTROL
&
COMMAND
REGISTER
CHIP
ENABLE/
OUTPUT
ENABLE
LOGIC
INPUT/
OUTPUT
BUFFERS
CELL
MATRIX
Y-DECODER
X-DECODER
PROGRAM
VOLTAGE
GENERATOR
ERASE
VOLTAGE
GENERATOR
SECTOR
SWITCH
VCC
DETECTOR
TIMER
STB
STB
IC1504 S29AL016D70BFI010E-AL3
IC0112 S-1323B2JNB-N9QTFG
IC0124 S-1323B30NB-N8PTFG
Содержание NV-U74
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