at49f080 ATMEL Corporation, at49f080 Datasheet - Page 6

• Manufacturer Part Number: at49f080
• Description: At49f080 8-megabit 1m X 8 5-volt Only Flash Memory
• Manufacturer: ATMEL Corporation

AC Read Characteristics
AC Read Waveforms
Notes:
Input Test Waveforms and
Measurement level
t
Pin Capacitance
f = 1 MHz, T = 25°C
Note:
6
R
Symbol
t
t
t
t
t
Symbol
C
C
, t
ACC
CE
OE
DF
OH
DRIVING
LEVELS
IN
OUT
F
(3)(4)
(1)
(2)
AC
< 5 ns
1.
2.
3.
4.
1. This parameter is characterized and is not 100% tested.
CE may be delayed up to t
OE may be delayed up to t
without impact on t
t
This parameter is characterized and is not 100% tested.
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
is specified from OE or CE whichever occurs first (CL = 5 pF).
3.0V
0.0V
(1)
AT49F080(T)
Typ
4
8
1.5V
ACC
.
ADDRESS
OUTPUT
CE
ACC
- t
- t
OE
CE
OE
MEASUREMENT
AC
LEVEL
CE
after the falling edge of CE without impact on t
after the address transition without impact on t
Max
12
6
HIGH Z
ADDRESS VALID
t
ACC
AT49F080(T)-90
t
Min
CE
t
0
0
0
OE
Output Test Load
Max
90
90
40
25
OUTPUT
VALID
t
AT49F080(T)-12
OH
Min
Units
0
0
0
pF
pF
t
DF
1.3K
1.8K
CE
ACC
or by t
Max
5.0V
120
120
50
30
.
ACC
OUTPUT
- t
AT49F080(T)-15
PIN
Min
OE
100 pF
0
0
0
after an address change
Conditions
V
V
OUT
Max
150
150
IN
70
40
= 0V
= 0V
Units
ns
ns
ns
ns
ns