M50FW080 Datasheet, PDF (1/56 Pages) STMicroelectronics – 8 Mbit 1Mb x8, Uniform Block 3V Supply Firmware Hub Flash Memory

M50FW080
8-Mbit (1 Mb ×8, Uniform Block)
3-V supply, Firmware Hub Flash memory
Feature summary
■ Supply voltage
– V_CC = 3 V to 3.6 V for Program, Erase and
Read operations
– V_PP = 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
www.st.com
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