M50FW080 데이터 시트보기 (PDF) - STMicroelectronics

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M50FW080

8-Mbit (1 Mb ×8, Uniform Block) 3-V supply, Firmware Hub Flash memory

STMicroelectronics 

M50FW080

8-Mbit (1 Mb ×8, Uniform Block)

3-V supply, Firmware Hub Flash memory

Feature summary

■ Supply voltage

– VCC = 3 V to 3.6 V for Program, Erase and

Read operations

– VPP = 12 V for fast program and fast erase

(optional)

■ Two interfaces

– Firmware Hub (FWH) Interface for

embedded operation with PC Chipsets

– Address/Address Multiplexed (A/A Mux)

Interface for programming equipment

compatibility

■ Firmware hub (FWH) hardware interface mode

– 5 signal communication interface

supporting Read and Write operations

– Hardware Write Protect pins for block

protection

– Register-based Read and Write Protection

– 5 additional general-purpose inputs for

platform design flexibility

– Synchronized with 33 MHz PCI clock

■ Programming time

– 10 µs typical

– Quadruple Byte Programming option

■ 16 uniform 64 Kbyte memory blocks

■ Program/Erase Controller

– Embedded Byte Program and Block/Chip

Erase algorithms

– Status Register bits

■ Program and Erase Suspend

– Read other Blocks during Program/Erase

Suspend

– Program other Blocks during Erase

Suspend

■ For use in PC BIOS applications

PLCC32 (K)

TSOP32 (NB)

8 x 14mm

TSOP40 (N)

10 x 20mm

■ Electronic signature

– Manufacturer code: 20h

– Device Code: 2Dh

■ Packages

– ECOPACK® (RoHS compliant)

October 2006

Rev 10

1/56

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