79LV0832RPQE-20 MAXWELL [Maxwell Technologies], 79LV0832RPQE-20 Datasheet - Page 16

• Manufacturer Part Number: 79LV0832RPQE-20
• Description: 8 Megabit (256K x 32-Bit) Low Voltage EEPROM MCM
• Manufacturer: MAXWELL [Maxwell Technologies]

5. Disabling Software Protection
Devices are shipped in the “unprotected” state, meaning that the contents of the memory can be changed as required
by the user. After the software data protection is enabled, the device enters the Protect Mode where no further write
commands have any effect on the memory contents.
Low Voltage 8 Megabit (256K x 32-Bit) EEPROM MCM
Software data protection mode can be disabled by inputting the following data sequence. Once the software pro-
tection sequence has been written, no data can be written to the memory until the write cycle (T
AAAA or 2AAA
AAAA or 2AAA
Software Protection Disable Sequence
Address
5555
5555
5555
5555
01.10.05 Rev 8
AA AA AA AA
AA AA AA AA
55 55 55 55
20 20 20 20
All data sheets are subject to change without notice
80 80 80 80
55 55 55 55
Data
79LV0832
©2005 Maxwell Technologies
WC
) has elapsed.
All rights reserved
16