AC CHARACTERISTICS VID VIH
RESET#
SA, A6, A1, A0
Valid*
Valid*
Sector Group Protect or Unprotect Data
60h
60h
Valid*
Verify 40h
Status
Sector Group Protect: 150 µs, Sector Group Unprotect: 15 ms
1 µs CE#
WE#
OE#
* For sector group protect, A6 = 0, A1 = 1, A0 = 0. For sector group unprotect, A6 = 1, A1 = 1, A0 = 0.
Figure 22.
December 23, 2005
Sector Group Protect and Unprotect Timing Diagram
Am29LV640D/Am29LV641D
45