TMS416160 Datasheet, PDF (4/28 Pages) Texas Instruments – 1048576-WORD BY 16-BIT HIGH-SPEED DRAMS

TMS416160, TMS416160P, TMS418160, TMS418160P
TMS426160, TMS426160P, TMS428160, TMS428160P
1048576-WORD BY 16-BIT HIGH-SPEED DRAMS
SMKS160C – MAY 1995 – REVISED NOVEMBER 1995
functional block diagrams (TMS4x6160/P)
RAS UCAS LCAS W OE
Timing and Control
A0
A1
A7
4
A8 –
A11
Column -
Address
Buffers
Row -
Address
Buffers
8
32
12
Column Decode
Sense Amplifiers
256K Array
256K Array
R
o
w
256K Array
256K Array
D
e
c
o
d
e
32
32
32
256K Array
256K Array
I/O
Buffers
16 of 32
Selection
12
(a) TMS4x6160, TMS4x6160P
functional block diagram (TMS4x8160/P)
RAS UCAS LCAS W OE
Timing and Control
Data-
In
16
Reg.
16
Data-
Out
Reg.
DQ0 – DQ15
A0
A1
10
Column Decode
Column -
Address
Buffers
A9
Sense Amplifiers
32
256K Array
256K Array
256K Array
R
o
256K Array
w
32
I/O
Buffers
Data-
In
16
Reg.
D
16 of 32
16
Row -
Address
Buffers
32
10
e
c
o
d
32
Selection
Data-
Out
Reg.
e
DQ0 – DQ15
256K Array
256K Array
10
(b) TMS4x8160, TMS4x8160P
4
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