tc58dvm92a5tai0 TOSHIBA Semiconductor CORPORATION, tc58dvm92a5tai0 Datasheet - Page 26

• Manufacturer Part Number: tc58dvm92a5tai0
• Description: 512-mbit 64m ? 8 Bits Cmos Nand E Prom Description
• Manufacturer: TOSHIBA Semiconductor CORPORATION

APPLICATION NOTES AND COMMENTS
(1)
(2)
(3)
(4)
CE , WE , RE
Power-on/off sequence:
sequence is necessary.
power up sequence.
In order to operate this device stably, after V
Status after power-on
Prohibition of unspecified commands
prohibited. Stored data may be corrupted if an unknown command is entered during the command cycle.
Restriction of command while Busy state
The WP signal is useful for protecting against data corruption at power-on/off. The following timing
The WP signal may be negated any time after the V
CLE, ALE
The following sequence is necessary because some input signals may not be stable at power-on.
The operation commands are listed in Table 4. Input of a command other than those specified in Table 4 is
During Busy state, do not input any command except 70h and FFh.
WP
0 V
V
CC
Power on
Don’t
V
care
IL
2.5 V
2.7 V
Figure 14.
Reset
FF
Figure 13. Power-on/off Sequence
CC
becomes 2.5V, it should begin access after about 1ms.
Operation
26
V
IH
CC
reaches 2.5 V and CE signal is kept high in
TC58DVM92A5TAI0
Don’t
care
V
IL
2010-04-23