31
AVR-5803/AVC-A1SR
64
49
48
33
32
17
16
1
AM
1
AM
2
AM
3
AM
4
AM
5
AM
6
AM
7
AM
8
AM
9
AM
10
AM
11
AM
12
AM
13
AM
14
AM
15
AM
16
AM 17
AM 18
AM 19
AM 20
AM 21
AM 22
AM 23
AM 24
AM 25
AM 26
AM 27
AM 28
AM 29
AM 30
AM 31
AM 32
G7
G8
G9
G10
G11
AA
8/G12
AA
7/G13
AA
6/G14
AA
5/G15
AA
4/G16
AA
3
AA
2
AA
1
AM
35
AM
34
AM
33
DI
CL
CE
RES
V
DD
OSCI
OSCO
Vss
TEST
V
FL
G1
G2
G3
G4
G5
G6
LC75721E (IC102)
W24257S-70LL (IC528)
1
2
3
4
5
6
7
8
14
13
12
11
10
9
16
15
28
27
26
25
24
23
22
21
20
19
18
17
VCC
WE
A13
A8
A9
A11
OE
A10
CS
I/O7
I/O6
I/O5
I/O4
I/O3
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
A/02
VSS
Address
Buffer
Low
Decode
262144 bit
(512x512)
Memory Cell Array
Output
data control
Column Switch
Column Decode
Address Buffer
Control Buffer
Input
data control
A0
A1
A2
A3
A4
A5
A6
A14
I/O 0
I/O 7
CS
OE
WE
A7
A12
A13
Terminal Function
Symbol
Function
VDD
Power te5V
Vss
Power terminal GND
VFL
Power terminal FL drive
Serial data transfer terminal
DI
DI: Data
CL
CL: Clock
CE
CE: Chip enable
OSCI
External CR connecting terminal
OSCO
RES
System reset terminal
AM1 ~ AM35
Anode output terminal
AA1 ~ AA3
AA4/G16
Anode/Grid output terminal
AA5/G15
AA6/G14
AA7/G13
AA8/G12
G1 ~ G11
Grid output terminal
TEST
LSI test terminal
Pin. No.
Terminal Function
Symbol
Function
1 ~ 10
A0 ~ A7, A12, A14
I
32k byte memory address input
11 ~ 13
I/O0 ~ I/O2
I/O 8 bit data input/output
14
Vss
GND
15 ~ 19
I/O3 ~ I/O7
I/O 8 bit data input/output
20
CS
I
Chip select control input
21
A10
I
32k byte memory address input
22
OE
I
Output enable control input
23 ~ 26
A8, A9, A11, A13
I
32k byte memory address input
27
WE
I
Write enable control input
28
Vcc
+5V power supply
I/O
