IC42S81600 Datasheet, PDF (19/69 Pages) Integrated Circuit Solution Inc – 4(2)M x 8(16) Bits x 4 Banks (128-MBIT) SYNCHRONOUS DYNAMIC RAM

IC42S81600/IC42S81600L
IC42S16800/IC42S16800L
Address Bits of Bank-Select and Precharge
Row A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13
(Activate command)
A12 A13 Result
0
0 Select Bank A
“Activate “ command
0
1 Select Bank B
“Activate” command
1
0 Select Bank C
“Activate” command
1
1 Select Bank D
“Activate” command
Row A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13
(Precharge command)
A10 A12 A13 Result
0 0 0 Precharge Bank A
0 0 1 Precharge Bank B
0 1 0 Precharge Bank C
0 1 1 Precharge Bank D
1 X X Precharge All Banks
X: Don't care
0 Disable Auto-Precharge (End of Burst)
1 Enable Auto - Precharge (End of Burst)
Co1. A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 ^{A12 A13 Result}
(CAS strobes)
0
0 Enable Read/Write
commands for Bank A
0
1 Enable Read/Write
commands for Bank B
1
0 Enable Read/Write
commands for Bank C
1
1 Enable Read/Write
commands for Bank D
Integrated Circuit Solution Inc.
19
DR023-0E 6/11/2004