
White Electronic Designs Corporation
FEATURES
■ Organized as 2Mx32
■ Commercial, Industrial, and Military Temperature Ranges
■ 5 Volt Read and Write. 5V ± 10% Supply.
■ Low Power CMOS
■ Data# Polling and Toggle Bit feature for detection of program or erase cycle completion.
■ Supports reading or programming data to a sector not being erased.
■ RESET# pin resets internal state machine to the read mode.
■ Built in Decoupling Caps and Multiple Ground Pins for Low Noise Operation, Separate Power and Ground Planes to improve noise immunity
■ Access Time of 90, 120, 150ns
■ Packaging:
• 66 pin, PGA Type, 1.185" square, Hermetic Ceramic HIP (Package 401).
• 68 lead, Hermetic CQFP (G2U), 22.4mm (0.880") square (Package 510) 3.56mm (0.140") height. Designed to fi t JEDEC 68 lead 0.990" CQFJ footprint (FIGURE 3)
■ Sector Architecture
• 32 equal size sectors of 64KBytes per each 2Mx8 chip
• Any combination of sectors can be erased. Also supports full chip erase.
■ Minimum 100,000 Write/Erase Cycles Minimum