AT29C020-15 ATMEL Corporation, AT29C020-15 Datasheet - Page 5

• Manufacturer Part Number: AT29C020-15
• Description: 2-Megabit 256K x 8 5-volt Only CMOS Flash Memory
• Manufacturer: ATMEL Corporation

Notes: 1. CE may be delayed up to t
AC Read Characteristics
AC Read Waveforms
Input Test Waveforms and Measurement Level
t
Note: While CE is active, any address inputs that cause V
Pin Capacitance
Note:
R
Symbol
t
t
t
t
t
ACC
CE
OE
DF
OH
, t
below 2.0V or V
may cause the device to read incorrectly.
C
C
F
(1)
(3, 4)
(2)
IN
OUT
< 5 ns
2. OE may be delayed up to t
1. This parameter is characterized and is not 100% tested.
transition without impact on t
edge of CE without impact on t
after an address change without impact on 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
IL
to rise above 0.8V for a duration of up to 15 ns
(f = 1 MHz, T = 25°C)
(1, 2, 3, 4)
ACC
CE
ACC
- t
CE
- t
OE
.
CE
or by t
Typ
after the falling
4
8
after the address
AT29C020-90 AT29C020-10 AT29C020-12 AT29C020-15
Min
0
0
0
0
ACC
ACC
- t
OE
Max
IH
.
90
90
40
25
(1)
to drop
Min
0
0
0
Max
3. t
4. This parameter is characterized and is not 100% tested.
12
6
(C
DF
L
is specified from OE or CE whichever occurs first
= 5 pF).
Max
100
100
50
25
Min
0
0
0
Output Test Load
Units
pF
pF
Max
120
120
50
30
AT29C020
Min
0
0
0
Conditions
V
V
IN
OUT
Max
150
150
70
40
= 0V
= 0V
Units
ns
ns
ns
ns
ns
5