AM29F002NB AMD [Advanced Micro Devices], AM29F002NB Datasheet - Page 32

• Manufacturer Part Number: AM29F002NB
• Description: 2 Megabit (256 K x 8-Bit) CMOS 5.0 Volt-only Boot Sector Flash Memory
• Manufacturer: AMD [Advanced Micro Devices]

AC CHARACTERISTICS
Temporary Sector Unprotect (Am29F002B only)
Note: Not 100% tested.
November 28, 2000
Note: The system may use CE# or OE# to toggle DQ2 and DQ6. DQ2 toggles only when read at an address within an
erase-suspended sector.
JEDEC
WE#
DQ6
DQ2
Parameter
RESET#
RY/BY#
Embedded
WE#
CE#
Erasing
t
Enter
t
Std.
VIDR
RSP
Figure 16. Temporary Sector Unprotect Timing Diagram (Am29F002B only)
12 V
0 or 5 V
Description
RESET# Setup Time for Temporary Sector
Unprotect
V
ID
Erase
Rise and Fall Time (See Note)
Suspend
Erase
t
VIDR
Erase Suspend
Read
t
RSP
Am29F002B/Am29F002NB
Figure 15. DQ2 vs. DQ6
Suspend Program
Enter Erase
Program or Erase Command Sequence
Suspend
Program
Erase
Min
Min
Erase Suspend
Read
All Speed Options
Resume
Erase
t
500
VIDR
Erase
4
0 or 5 V
Complete
Erase
Unit
ns
µs
31