M50FW040| Datasheet

M50FW040, M50FW040K5G, M50FW040K5TG, M50FW040N5G, M50FW040NB5G

Datasheet preview, take a look at Datasheets before downloading (Data Sheet is available on manufacturer site)

M50FW040
4-Mbit (512 Kb x8, 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 = 12V for 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 us typical 8 uniform 64 Kbyte memory blocks Program/Erase Controller Embedded Byte Program and Block 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 Electronic signature Manufacturer code: 20h Device code: 2Ch

PLCC32 (K)

TSOP32 (NB) 8 14mm

TSOP40 (N) 10 20mm

Packages ECOPACK (RoHS compliant)

October 2006

Rev 9

1/53
www.st.com 1