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W764M32V120SB Datasheet

  • W764M32V120SB

  • 64Mx32 Flash Multi-Chip Package 3.0V Page Mode Flash Memory

  • 16頁

  • WEDC

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White Electronic Designs
64Mx32 Flash Multi-Chip Package
3.0V Page Mode Flash Memory
FEATURES
Single power supply operation
鈥?3 volt read, erase, and program operations
I/O Control
鈥?All input levels (address, control, and DQ input
levels) and outputs are determined by voltage on
V
IO
input. V
IO
range is 1.65 to V
CC
Secured Silicon Sector region
鈥?128-word/256-byte sector for permanent, secure
identi鏗乧ation through an 8-word/16-byte random
Electronic Serial Number, accessible through a
command sequence
鈥?May be programmed and locked at the factory or
by the customer
Flexible sector architecture
鈥?Five hundred twelve 64 Kword (128 Kbyte) sectors
鈥?Two hundred 鏗乫ty-six 64 Kword (128 Kbyte)
sectors
鈥?One hundred twenty-eight 64 Kword (128 Kbyte)
sectors
Compatibility with JEDEC standard
鈥?Provides software compatibility for single-power
supply 鏗俛sh, and superior inadvertent write
protection
100,000 erase cycles per sector typical
20-year data retention typical
Software features
W764M32V-XSBX
ADVANCED*
鈥?Program Suspend and Resume: read other
sectors before programming operation is
completed
鈥?Erase Suspend and Resume: read/program other
sectors before an erase operation is completed
鈥?Data# polling and toggle bits provide status
鈥?Unlock Bypass Program command reduces overall
multiple-word programming time
鈥?CFI (Common Flash Interface) compliant: allows
host system to identify and accommodate multiple
鏗俛sh devices
Hardware features
鈥?Advanced Sector Protection
鈥?WP#/ACC input accelerates programming
time (when high voltage is applied) for greater
throughput during system production. Protects
鏗乺st or last sector regardless of sector protection
settings
鈥?Hardware reset input (RESET#) resets device
鈥?Ready/Busy# output (RY/BY#) detects program or
erase cycle completion
* This product is under development, is not quali鏗乪d or characterized and is subject to
change or cancellation without notice.
PERFORMANCE CHARACTERISTICS
High Performance
鈥?100, 120 ns
鈥?8-word/16-byte page read buffer
鈥?25 ns page read times
鈥?16-word/32-byte write buffer reduces overall
programming time for multiple-word updates
Package option
鈥?107 BGA, 14mm x 17mm
鈥?1.0mm pitch
White Electronic Designs Corp. reserves the right to change products or speci鏗乧ations without notice.
March 2006
Rev. 2
1
White Electronic Designs Corporation 鈥?(602) 437-1520 鈥?www.wedc.com

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