AT49F040-15JC ATMEL [ATMEL Corporation], AT49F040-15JC Datasheet - Page 5

• Manufacturer Part Number: AT49F040-15JC
• Description: 4 Megabit 512K x 8 5-volt Only CMOS Flash Memory
• Manufacturer: ATMEL [ATMEL Corporation]

AC Read Characteristics
Notes: 1. CE may be delayed up to t
t
Pin Capacitance
Note:
AC Read Waveforms
Input Test Waveforms and Measurement Level
R
Symbol
t
t
t
t
t
ACC
CE
OE
DF
OH
, t
C
C
F
(3, 4)
(1)
(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
(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
ACC
ACC
- t
OE
AT49F040-90
Min
.
0
0
0
(1)
Max
3. t
4. This parameter is characterized and is not 100% tested.
Max
90
90
40
25
12
6
(C
DF
L
is specified from OE or CE whichever occurs first
= 5 pF).
AT49F040-12
Min
0
0
0
Max
120
120
Output Test Load
50
30
Units
pF
pF
AT49F040
AT49F040-15
Min
0
0
0
Conditions
V
V
IN
OUT
Max
150
150
70
40
= 0V
= 0V
Units
ns
ns
ns
ns
ns
4-213