K7N401801B Datasheet (Samsung semiconductor) - (K7N401801B / K7N403601B) 128Kx36 & 256Kx18 Pipelined NtRAM

K7N401801B, (K7N401801B / K7N403601B) 128Kx36 & 256Kx18 Pipelined NtRAM

The K7N403601B and K7N401801B are 4,718,592 bits Synchronous Static SRAMs.

The NtRAMTM, or No Turnaround Random Access Memory utilizes all the bandwidth in any combination of operating cycles.

Address, data inputs, and all control signals except output enable and linear burst order are synchronized

K7N403601B K7N401801B www.DataSheet4U.com 128Kx36 & 256Kx18 Pipelined NtRAMTM Document Title 128Kx36 & 256Kx18-Bit Pipelined NtRAMTM Revision History Rev.

No.

0.0 0.1 History 1.

Initial document.

Changed DC parameters Icc ; from 350mA to 290mA at -16, from 330mA to 270mA at -15, from 300mA to 250mA at -13, ISB1 ; from 100mA to 80mA 1.

Add x32 org.

and industrial temperature 1.

Final spec release 2.

Changed Pin Capacitance - Cin ; from 5pF to 4pF - Cout ; from 7pF to 6pF 1.

Remove x32 organ

K7N401801B Features

* FAST ACCESS TIMES PARAMETER Cycle Time Clock Access Time Output Enable Access Time Symbol tCYC tCD tOE -13 7.5 4.2 4.2 Unit ns ns ns LOGIC BLOCK DIAGRAM A [0:16]or A [0:17] LBO ADDRESS REGISTER A2~A16 or A2~A17 A0~A1 BURST ADDRESS COUNTER A′0~A′1 128Kx36 , 256Kx18 MEMORY ARRAY CLK CKE CS1 CS2