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M50FW040 Datasheet(PDF) 1 Page - STMicroelectronics

No. de Pieza. M50FW040
Descripción  4-Mbit (512 Kb x8, uniform block) 3-V supply firmware hub Flash memory
Descarga  53 Pages
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Fabricante  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
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M50FW040 Datasheet(HTML) 1 Page - STMicroelectronics

 
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October 2006
Rev 9
1/53
1
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 µs 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
Packages
– ECOPACK® (RoHS compliant)
TSOP40 (N)
10 × 20mm
PLCC32 (K)
TSOP32 (NB)
8 × 14mm
www.st.com


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