at49f001n-12vi ATMEL Corporation, at49f001n-12vi Datasheet - Page 8

• Manufacturer Part Number: at49f001n-12vi
• Description: At49f001 1-megabit 128k X 8 5-volt Only Flash Memory
• Manufacturer: ATMEL Corporation

AC Read Characteristics
AC Read Waveforms
Notes:
8
Symbol
t
t
t
t
t
ACC
CE
OE
DF
OH
(1)
(3)(4)
(2)
1. CE may be delayed up to t
2. OE may be delayed up to t
3. t
4. This parameter is characterized and is not 100% tested.
AT49F001(N(T)
Parameter
Address to Output Delay
CE to Output Delay
OE to Output Delay
CE or OE to Output Float
Output Hold from OE, CE
or Address, whichever
occurred first
without impact on t
DF
is specified from OE or CE whichever occurs first (CL = 5 pF).
ACC
.
(1)(2)(3)(4)
ADDRESS
ACC
OUTPUT
CE
AT49F001(N)(T)-55
- t
Min
- t
OE
0
0
0
OE
CE
CE
after the falling edge of CE without impact on t
after the address transition without impact on t
Max
55
55
30
25
HIGH Z
ADDRESS
AT49F001(N)(T)-70
t
ACC
Min
t
0
0
0
CE
t
OE
VALID
Max
70
70
35
25
OUTPUT
VALID
AT49F001(N)(T)-90
t
OH
Min
0
0
0
t
DF
CE
ACC
or by t
Max
.
90
90
40
25
ACC
- t
AT49F001(N)(T)-12
Min
OE
0
0
0
after an address change
Max
1008D–FLASH–2/03
120
120
50
30
Units
ns
ns
ns
ns
ns