W29EE512
64K × 8 CMOS FLASH MEMORY
Table of Contents-
1.
2.
3.
4.
5.
6.
GENERAL DESCRIPTION ......................................................................................................... 3
FEATURES................................................................................................................................. 3
PIN CONFIGURATIONS............................................................................................................. 4
BLOCK DIAGRAM ...................................................................................................................... 4
PIN DESCRIPTION..................................................................................................................... 4
FUNCTIONAL DESCRIPTION.................................................................................................... 5
6.1
6.2
6.3
6.4
6.5
6.6
6.7
6.8
Read Mode ..................................................................................................................... 5
Page Write Mode............................................................................................................ 5
Software-protected Data Write ....................................................................................... 5
Hardware Data Protection .............................................................................................. 6
Data Polling (DQ7)-Write Status Detection..................................................................... 6
Toggle Bit (DQ6)-Write Status Detection........................................................................ 6
5-Volt-only Software Chip Erase..................................................................................... 6
Product Identification ...................................................................................................... 6
7.
8.
TABLE OF OPERATING MODES .............................................................................................. 7
7.1
7.2
Operating Mode Selection .............................................................................................. 7
Command Codes for Software Data Protection ............................................................. 8
7.2.1
Command Codes for Software Chip Erase .................................................................... 9
7.3.1 Software Chip Erase Acquisition Flow ...........................................................................9
Command Codes for Product Identification.................................................................. 10
7.4.1 Software Product Identification Acquisition Flow..........................................................10
ELECTRICAL CHARACTERISTICS......................................................................................... 11
Software Data Protection Acquisition Flow ....................................................................8
7.3
7.4
8.1
8.2
8.3
8.4
8.5
Absolute Maximum Ratings.......................................................................................... 11
Operating Characteristics ............................................................................................. 11
Power-up Timing........................................................................................................... 12
Capacitance.................................................................................................................. 12
AC Characteristics........................................................................................................ 12
8.5.1
8.5.2
8.5.3
8.5.4
AC Test Conditions......................................................................................................12
AC Test Load and Waveform......................................................................................12
Read Cycle Timing Parameters ...................................................................................13
Byte/Page-write Cycle Timing Parameters...................................................................13
(1)
8.5.5
#DATA Polling Characteristics
................................................................................14
Publication Release Date: April 15, 2005
Revision A9
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