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M50FW040K5T Datasheet(PDF) 1 Page - STMicroelectronics

Part # M50FW040K5T
Description  4 Mbit 512Kb x8, Uniform Block 3V Supply Firmware Hub Flash Memory
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M50FW040K5T Datasheet(HTML) 1 Page - STMicroelectronics

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November 2004
M50FW040
4 Mbit (512Kb x8, Uniform Block)
3V Supply Firmware Hub Flash Memory
FEATURES SUMMARY
■
SUPPLY VOLTAGE
–VCC = 3V to 3.6V 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 33MHz PCI clock
■
PROGRAMMING TIME: 10µs 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
Figure 1. Packages
TSOP40 (N)
10 x 20mm
PLCC32 (K)
TSOP32 (NB)
8 x 14mm


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