AT49F4096-12RI ATMEL [ATMEL Corporation], AT49F4096-12RI Datasheet - Page 8

• Manufacturer Part Number: AT49F4096-12RI
• Description: 4 Megabit 256K x 16 5-volt Only CMOS Flash Memory
• Manufacturer: ATMEL [ATMEL Corporation]

Program Cycle Waveforms
Program Cycle Characteristics
Sector or Chip Erase Cycle Waveforms
Note:
4-226
Symbol
t
t
t
t
t
t
t
t
BP
AS
AH
DS
DH
WP
WPH
EC
1. OE must be high only when WE and CE are both low.
2. For chip erase, the address should be 5555. For sector
erase, the address depends on what sector is to be
erased. (See note 4 under command definitions.)
Parameter
Word Programming Time
Address Set-up Time
Address Hold Time
Data Set-up Time
Data Hold Time
Write Pulse Width
Write Pulse Width High
Erase Cycle Time
AT49F4096
Min
10
50
50
10
90
90
3. For chip erase, the data should be 10
the data should be 30
Max
50
10
H
.
H
, and for sector erase,
seconds
Units
ns
ns
ns
ns
ns
ns
s