AT49BV320AT-70TI Atmel, AT49BV320AT-70TI Datasheet - Page 21

• Manufacturer Part Number: AT49BV320AT-70TI
• Manufacturer: Atmel

Specifications of AT49BV320AT-70TI

• Cell Type: NOR
• Density: 32Mb
• Access Time (max): 70ns
• Interface Type: Parallel
• Boot Type: Top
• Address Bus: 22/21Bit
• Operating Supply Voltage (typ): 3.3V
• Operating Temp Range: -40C to 85C
• Package Type: TSOP-I
• Program/erase Volt (typ): 2.65 to 3.6V
• Sync/async: Asynchronous
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (min): 2.65V
• Operating Supply Voltage (max): 3.6V
• Word Size: 8/16Bit
• Number Of Words: 4M/2M
• Supply Current: 25mA
• Mounting: Surface Mount
• Pin Count: 48
• Lead Free Status / Rohs Status: Not Compliant

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
21