at49bv3218 ATMEL Corporation, at49bv3218 Datasheet - Page 14

• Manufacturer Part Number: at49bv3218
• Description: 32-megabit 2mx16/4mx8 3-volt Only Flash Memory
• Manufacturer: ATMEL Corporation

AC Read Characteristics
AC Read Waveforms
Note:
14
Symbol
t
t
t
t
t
t
ACC
CE
OE
DF
OH
RO
(3)(4)
(1)
(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.
AT49BV/LV3218(T)
t
CE
DF
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
RESET to Output Delay
is specified from OE or CE, whichever occurs first (CL = 5 pF).
or by t
ACC
- t
OE
after an address change without impact on t
RESET
(1)(2)(3)(4)
OUTPUT
ADDRESS
OE
CE
ACC
CE
- t
- t
OE
CE
after the falling edge of CE without impact on
after the address transition without impact on t
HIGH Z
AT49BV/LV3218(T)-85
tACC
tRO
Min
ADDRESS VALID
0
0
0
tCE
tOE
Max
100
85
85
40
25
ACC
OUTPUT
VALID
.
AT49BV/LV3218(T)-90
Min
tOH
0
0
0
tDF
ACC
Max
100
90
90
40
25
.
AT49BV/LV3218(T)-11
Min
0
0
0
2452F–FLASH–10/02
Max
110
110
100
50
30
Units
ns
ns
ns
ns
ns
ns