TMS417809A

TMS417809A, TMS427809A, TMS427809AP 2097152 BY 8-BIT EXTENDED DATA OUT DYNAMIC RANDOM-ACCESS MEMORIES SMKS894B – AUGUST 1996 – REVISED NOVEMBER 1997 This data sheet is applicable to all TMS417809As and TMS427809A/Ps symbolized by Revision “E” and subsequent revisions as described in the device symbolization section. D Organization . . . 2 097152 by 8 Bits D Single Power Supply (5 V or 3.3 V) D Performance Ranges: ’417809A-50 ’417809A-60 ACCESS ACCESS ACCESS TIME TIME TIME tRAC MAX tCAC MAX tAA MAX 50 ns 13 ns 25 ns 60 ns 15 ns 30 ns EDO CYCLE tHPC MIN 20 ns 25 ns ’417809A-70 70 ns ’427809A/P-50 50 ns 18 ns 13 ns 35 ns 25 ns 30 ns 20 ns ’427809A/P-60 60 ns 15 ns 30 ns 25 ns ’427809A/P-70 70 ns 18 ns 35 ns 30 ns D Extended-Data-Out (EDO) Operation D CAS-Before-RAS ( CBR) Refresh D Long Refresh Period and Self-Refresh Option (TMS427809AP) D High-Impedance State Unlatched Output D High-Reliability Plastic 28-Lead 400-Mil-Wide Surface-Mount Small-Outline J-Lead (SOJ) Package (DZ Suffix) and 28-Lead 400-Mil-Wide Surface-Mount Thin Small-Outline Package (TSOP) (DGC Suffix) D Ambient Temperature Range 0°C to 70°C DZ / DGC PACKAGE ( TOP VIEW ) VCC DQ0 DQ1 DQ2 DQ3 W RAS NC A10 A0 A1 A2 A3 VCC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 VSS 27 DQ7 26 DQ6 25 DQ5 24 DQ4 23 CAS 22 OE 21 A9 20 A8 19 A7 18 A6 17 A5 16 A4 15 VSS A[0 :10] DQ[0: 7] CAS NC OE RAS VCC VSS W PIN NOMENCLATURE Address Inputs Data In / Data Out Column-Address Strobe No Internal Connection ...