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M50LPW002 Datasheet(PDF) 1 Page - STMicroelectronics

Part No. M50LPW002
Description  2 Mbit 256Kb x8, Boot Block 3V Supply Low Pin Count Flash Memory
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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M50LPW002 Datasheet(HTML) 1 Page - STMicroelectronics

 
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PRELIMINARY DATA
May 2002
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
M50LPW002
2 Mbit (256Kb x8, Boot Block)
3V Supply Low Pin Count Flash Memory
FEATURES SUMMARY
s
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)
s
TWO INTERFACES
– Low Pin Count (LPC) Standard Interface for
embedded operation with PC Chipsets.
– Address/Address Multiplexed (A/A Mux)
Interface for programming equipment
compatibility.
s
LOW PIN COUNT (LPC) 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
s
PROGRAMMING TIME
– 10 µs typical
– Quadruple Byte Programming Option
s
7
MEMORY BLOCKS
– 1 Boot Block (Top Location)
– 4 Main Blocks and 2 Parameter Blocks
s
PROGRAM/ERASE CONTROLLER
– Embedded Byte Program, Block Erase and
Chip Erase algorithms
– Status Register Bits
s
PROGRAM and ERASE SUSPEND
– Read other Blocks during Program/Erase
Suspend
– Program other Blocks during Erase Suspend
s
FOR USE in PC BIOS APPLICATIONS
Figure 1. Packages
s
ELECTRONIC SIGNATURE
– Manufacturer Code: 20h
– Device Code: 31h
PLCC32 (K)


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