Datasheet

Section 17 ROM
Rev.7.00 Feb. 14, 2007 page 622 of 1108
REJ09B0089-0700
17.11.9 Programmer Mode Transition Time
Commands cannot be accepted during the oscillation stabilization period or the progremmer mode
setup period. After the progremmer mode setup time, a transition is made to memory read mode.
Table 17.24 Command Wait State Transition Time Specifications
Item Symbol Min Max Unit
Standby release (oscillation
stabilization time)
t
osc1
30 — ms
Programmer mode setup time t
bmv
10 — ms
V
CC
hold time t
dwn
0 — ms
V
CC
RES
FWE
Memory read
mode
Command
wait state
Command
wait state
Normal/
abnormal end
identification
Auto-program mode
Auto-erase mode
t
osc1
t
bmv
t
dwn
Note: Except in auto-program mode and auto-erase mode, drive the FWE input pin low.
Figure 17.29 Oscillation Stabilization Time, Programmer Mode Setup Time, and Power
Supply Fall Sequence