MR53V1602J Datasheet, PDF (3/8 Pages) OKI electronic componets – 1,048,576-Word x 16-Bit or 2,097,152-word x 8-Bit MASK ROM

Semiconductor
BLOCK DIAGRAM
A-1
BYTE
X8/X16 SWITCH
CE
OE
CE OE
CONTROL
MR53V1602J
A0
A1
A2
A3
A4
A5
A6
Row
Decoder
A7
A8
A9
Address
A10
Buffer
A11
A12
A13
A14
A15
Column
A16
A17
Decoder
A18
A19
Memory Cell
Matrix
1,048,676 x 16 or 2,097,152 x 8
Multiplex
Output Buffer
D0 D1 D2 D3 D4 D5 D6 D7
D8 D9 D10 D11 D12 D13 D14 D15
FUNCTION TABLE
MODE
STAND BY
OUTPUT DISABLE
READ(16-BIT)
READ(8-BIT)
CE OE BYTE
H
X
X
L
H
H
L
H
L
L
L
H
L
L
L
D0~D7
D_OUT
D8~D14
Hi-Z
D_OUT
Hi-Z
A-1/D15
L/H
L/H
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