WED7F328XDNSN WED7F2328XDNSN White Electronic Designs HEADLINE FEATURES: DESCRIPTION: ■ 8M x 32 and 2 x 8m x 32 Densities The WED7F328XDNSN and WED7F2328XDNSN are organized as one and two banks of 8M x 32 respectively. The modules are based on Intel's E28F640J3, 8M x 8 / 4M x 16 device family. Both modules offer access times of 120-150ns. ■ Based on Intel's Strataflash (J3) family of Flash Devices E28F640J3 ■ (64) 128Kb Erase Blocks (Symetrical) PIN CONFIGURATIONS ■ High Performance Interface Async Page Mode Reads Pin# Pin Name 1 V SS 2 VCC 3 NC 4 G 5 W0 6 W1 7 NC 8 DQ16 9 DQ17 10 DQ18 11 DQ19 12 DQ20 13 DQ21 14 DQ22 15 DQ23 16 DQ24 17 DQ25 18 DQ26 19 DQ27 20 DQ28 120/25 ns Read Access Time ■ 2.7V -3.6V Vcc Operation ■ 128 bit Protection Register; 64 bit Unique Device Identifier 64 bit User Programmable OTP Cells ■ Common Flash Interface (CFI) ■ Scaleable Command Set (SCS) ■ 32 byte Write Buffer, 64M Total Erase Cycles 100,000 Erase Cycles per Block ■ Package 80 pin SIMM CAPACITANCE 8M x32 2 x 8M x 32 Sym Max Max CA 35 70 pF CDQ 15 30 pF Chip & Write Enable Lines CG 15 30 pF Output Enable Lines CG 35 70 pF Parameter Address Lines Data lines FIG. 1 BLOCK DIAGRAMS Unit A0-A22 E0 G DQ8-15 8M x 8 July 2002 Rev. 0 ECO #15351 8M x 8 DQ0-7 DQ16-23 DQ24-31 DQ0-7 DQ8-15 8M x 8 DQ8-15 DQ16-23 8M x 8 DQ16-23 8M x 8 DQ24-31 W2 8M x 8 W3 8M x 8 W1 8M x 8 1 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 Pin Name DQ9 DQ8 DQ7 DQ6 DQ5 DQ4 DQ3 DQ2 DQ1 DQ0 NC VCC PD1 PD2 PD3 PD4 PD5 PD6 PD7 V SS W0 W2 8M x 8 Pin# A0-A22 E1 G 8M x 8 W3 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Pin Name A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 AO W3 V SS DQ15 DQ14 DQ13 DQ12 DQ11 DQ10 PIN 23= NC PIN 23= E1 W1 W2 Pin# WED7F2328XDNSN: 2 X 8M x 32 STRATAFLASH W0 W1 Pin Name NC NC * * V SS DQ 29 DQ 30 DQ 31 W2 NC A21 A20 A19 A18 A17 A16 A15 A14 A13 A12 A0-A22 E0 G DQ0-7 W0 8M x 8 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 * SIMM DENSITY 32MB PIN 24= E 0 64MB PIN 24= E 0 WED7F328XDNSN: 8M x 32 STRATAFLASH 8M x 8 Pin# DQ24-31 W3 White Electronic Designs Corporation (508) 366-5151 www.whiteedc.com WED7F328XDNSN WED7F2328XDNSN White Electronic Designs FIG. 2 MECHANICAL PACKAGE 4.655 MAX (SEE NOTE 1) 4.384 0.125 DIA (2x) 186 0.250 0.120 MAX 0.400 P1 0.050 TYP. 0.250 2.245 2.192 0.850 MAX 4.150 0.125 MIN R. 0.062 (2x) 0.050 +0.004 - 0.003 NOTE: THE MAXIMUM DIMENSION TO BE MEASURED WITHOUT INCLUDING THE BREAKAWAY AREA. FIG. 3 MECHANICAL PACKAGE 4.655 MAX (SEE NOTE 1) 4.384 0.125 DIA (2x) 186 0.250 0.200 MAX 0.400 P1 0.050 TYP. 0.250 2.245 2.192 4.150 0.850 MAX 0.125 MIN R. 0.062 (2x) 0.050 +0.004 - 0.003 NOTE: THE MAXIMUM DIMENSION TO BE MEASURED WITHOUT INCLUDING THE BREAKAWAY AREA. MODULE SPEED VIA PRESENCE DETECT Module Speed Identification Max Access Time Presence Select Pin PD5 PD6 PD7 Not Def. 120ns 150ns 1 0 1 1 1 0 1 0 0 ORDERING INFORMATION Part Number Speed (ns) Density WED7F328XDNSN120C 120 32MB WED7F328XDNSN150C 150 32MB WED7F2328XDNSN120C 120 64MB WED7F2328XDNSN150C 150 64MB White Electronic Designs Corporation Westborough MA (508) 366-5151 2