Part Number
|
TMS44409 |
Manufacturer
|
Texas Instruments |
Description
|
DYNAMIC RANDOM-ACCESS MEMORIES |
Published
|
Sep 9, 2019 |
Detailed Description
|
ADVANCE INFORMATION
TMS44409, TMS44409P
1048576-WORD BY 4-BIT
DYNAMIC RANDOM-ACCESS MEMORY
SMHS563 – JULY1995
D Organi...
|
Datasheet
|
TMS44409
|
Overview
ADVANCE INFORMATION
TMS44409, TMS44409P
1048576-WORD BY 4-BIT
DYNAMIC RANDOM-ACCESS MEMORY
SMHS563 – JULY1995
D Organization .
.
.
1 048576 × 4 D Single 5-V Power Supply (±10% Tolerance)
DJ PACKAGE ( TOP VIEW )
DGA PACKAGE ( TOP VIEW )
D Performance Ranges:
ACCESS TIME (tRAC) (MAX)
’44409 / P-60 60 ns ’44409 / P-70 70 ns
ACCESS TIME (tCAC) (MAX) 15 ns 18 ns
ACCESS TIME (tAA) (MAX) 30 ns 35 ns
EDO CYCLE (tHPC) (MIN) 25 ns 30 ns
DQ1 DQ2
W RAS
A9
1 2 3 4 5
26 VSS 25 DQ4 24 DQ3 23 CAS 22 OE
DQ1 DQ2
W RAS
A9
1 2 3 4 5
26 VSS 25 DQ4 24 DQ3 23 CAS 22 OE
’44409 / P-80 80 ns
20 ns
40 ns
35 ns
D Extended Data Out ( EDO) Operation
D CAS-Before-RAS ( CBR) Refresh
A0 9
18 A8
A0 9
...
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