AT49BV322A ATMEL Corporation, AT49BV322A Datasheet - Page 21

• Manufacturer Part Number: AT49BV322A
• Description: 32-megabit (2M x 16/4M x 8) 3-volt Only Flash Memory
• Manufacturer: ATMEL Corporation

AC Read Characteristics
AC Read Waveforms
Notes:
3308D–FLASH–5/03
Symbol
t
t
t
t
t
t
t
RC
ACC
CE
OE
DF
OH
RO
(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.
without impact on t
DF
Parameter
Read Cycle Time
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).
RESET
ACC
OUTPUT
ADDRESS
(1)(2)(3)(4)
OE
CE
.
ACC
CE
- t
- t
OE
CE
after the falling edge of CE without impact on t
after the address transition without impact on t
HIGH Z
tACC
tRO
ADDRESS VALID
tCE
tOE
Min
tRC
AT49BV32XA(T)-70
0
0
0
OUTPUT
VALID
Max
100
70
70
70
20
25
tOH
tDF
CE
ACC
Min
AT49BV32XA(T)-80
or by t
0
0
0
.
AT49BV32XA(T)
ACC
- t
OE
Max
100
after an address change
80
80
80
20
25
Units
ns
ns
ns
ns
ns
ns
ns
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