HN58C1001 Datasheet, PDF (15/24 Pages) Hitachi Semiconductor – 1M EEPROM (128-kword x 8-bit) Ready/Busy and RES function

HN58C1001 Series
Software Data Protection Timing Waveform (1) (in protection mode)
V_CC
+-
9-
Address
Data
t_BLC
t_WC
5555
AA
AAAA or
2AAA
55
5555 Write address
A0
Write data
Software Data Protection Timing Waveform (2) (in non-protection mode)
V_CC
t_WC
Normal active
mode
+-
9-
Address
Data
5555
AA
AAAA
or
2AAA
55
5555
80
5555 AAAA
or
2AAA
AA 55
5555
20
Rev.8.00, Nov. 27.2003, page 15 of 21