AM42DL32X4G

PRELIMINARY Am42DL32x4G Stacked Multi-Chip Package (MCP) Flash Memory and SRAM 32 Megabit (4 M x 8-Bit/2 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 4 Mbit (256 K x 16-Bit) Static RAM DISTINCTIVE CHARACTERISTICS MCP Features ■ Power supply voltage of 2.7 to 3.3 volt ■ High performance — Flash Access time as fast as 70 ns — SRAM access time as fast as 55 ns SOFTWARE FEATURES ■ Data Management Software (DMS) — AMD-supplied software manages data programming and erasing, enabling EEPROM emulation — Eases sector erase limitations ■ Package — 73-Ball FBGA ■ Supports Common Flash Memory Interface (CFI) ■ Erase Suspend/Erase Resume — Suspends erase operations to allow programming in same bank ■ Operating Temperature — –40°C to +85°C ■ Data# Polling and Toggle Bits — Provides a software method of detecting the status of program or erase cycles Flash Memory Features ARCHITECTURAL ADVANTAGES ■ Simultaneous Read/Write operations — Data can be continuously read from one bank while executing erase/program functions in other bank — Zero latency between read and write operations ■ Unlock Bypass Program command — Reduces overall programming time when issuing multiple program command sequences HARDWARE FEATURES ■ Any combination of sectors can be erased ■ Ready/Busy# output (RY/BY#) — Hardware method for detecting program or erase cycle completion ■ Secured Silicon (SecSi) Sector: Extra 256 Byte sector — Factory locked and identifiable: 16 bytes available ...