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| White Electronic Designs 4Mx32 FLASH MODULE DESCRIPTION The WED7F324XE3SN is organized as a 4Mx32 flash module. The module is based on AMDs AM29LV033C 4Mx8 Flash device in TSOP packages which are mounted on an FR4 substrate. The module offers access times between 70 and 120ns allowing for operation of high-speed microprocessors without wait states. WED7F324XE3SN FIG. 1 BLOCK DIAGRAM 4Mx32 80 PIN SIMM E0# A0-A2 G# 4Mx8 W0# 4Mx8 W1# 4Mx8 W2# 4Mx8 W3# DQ24-DQ31 DQ16-DQ23 DQ8-DQ15 DQ0-DQ7 FEATURES 4Mx32 Based on AMD - AM29LV033C Flash Device Fast Read Access Time - 80ns 3.3V-Only Reprogramming Single power supply operation Regulated voltage range: 3.0V to 3.6V read and write operations and for compatibility with high performance 3.3V microprocessors. Flexible sector architecture Sixty-four 64 Kbyte sectors High performance Access times as fast as 70ns Program time: 7s/byte typical utilizing Accerlate function Minimum 1 million write cycles guaranteed per sector Supports Common Flash Memory Interface (CFI) Erase Suspend/Erase Resume Suspends erase operations to allow programming in same bank Data# Polling and Toggle Bits Provides a software method of detecting the status of program or erase cycles Commercial and Industrial Temperature Range Package 80 PIN SIMM (JEDEC) White Electronic Designs Corp. reserves the right to change products or specifications without notice. April 2002 Rev. A 1 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs CAPACITANCE WED7F324XE3SN f = 1.0MHz, VIN = VCC or VSS) 4Meg Parameter Address Lines Data lines Chip & Write Enable Lines Output Enable lines Sym CA CDQ CC CG Max 35 15 15 35 Unit pF pF pF pF Pin Configurations Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 *TBD Pin Name VSS VCC NC G# W0# W1# NC DQ16 DQ17 DQ18 DQ19 DQ20 DQ21 DQ22 DQ23 DQ24 DQ25 DQ26 DQ27 DQ28 Pin # 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Pin Name * * * * VSS DQ29 DQ30 DQ31 W2# NC A21 A20 A19 A18 A17 A16 A15 A14 A13 A12 Pin # 41 42 43 44 45 461 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# VSS DQ15 DQ14 DQ13 DQ12 DQ11 DQ10 Pin # 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 VSS E0# SIMM Density Pin 21 22 23 24 4Meg NC NC NC E0# Presence Detect Pin Out Pin PD1 PD2 PD3 PD4 A0-A21 W0#-W3# G# DQ0-DQ31 PD VCC VSS NC 2Meg VSS NC NC NC Address input Chip Enable Write Enable Output Enable Data Input/Output Presence Detect Power 3.3V10% Ground No Connect White Electronic Designs Corp. reserves the right to change products or specifications without notice. April 2002 Rev. A 2 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com White Electronic Designs Ordering Information Part Number WED7F324XE3SN70C WED7F324XE3SN90C WED7F324XE3SN100C Speed (ns) 70 90 100 Package 346 346 346 WED7F324XE3SN Note: To order an Industrial grade product substitute the letter C in the Suffix with the letter I. PACKAGE NO. 346: 80 PIN SIMM (JEDEC) 4.655 MAX. 4.384 273 WED NOTE 1. .120 MAX. .850 MAX. .250 .400 P1 .050 TYP. 2.245 R.062 (2X) .250 4.150 2.192 .125 DIA (2X) .125 MIN. .050 .004 .003 ALL DIMENSIONS ARE IN INCHES White Electronic Designs Corp. reserves the right to change products or specifications without notice. April 2002 Rev. A 3 White Electronic Designs Corporation * (602) 437-1520 * www.wedc.com |
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