Datasheet Summary
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)...