AT52BR1664-90CI Atmel, AT52BR1664-90CI Datasheet - Page 19

• Manufacturer Part Number: AT52BR1664-90CI
• Manufacturer: Atmel

Specifications of AT52BR1664-90CI

• Operating Supply Voltage (max): 3.3V
• Operating Temperature (max): 85C
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Not Compliant

AC Read Characteristics
AC Read Waveforms
Notes:
2212C–STKD–09/02
Symbol
t
t
t
t
t
t
t
RC
ACC
CE
OE
DF
OH
RO
(3)(4)
(1)
(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.
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
without impact on t
DF
is specified from OE or CE, whichever occurs first (CL = 5 pF).
ACC
.
(1)(2)(3)(4)
RESET
.
OUTPUT
ADDRESS
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
tRC
AT52BR1662(T)/1664(T)-70
Min
0
0
0
OUTPUT
VALID
tOH
Max
AT52BR1662(T)/1664(T)
100
70
70
70
35
25
tDF
CE
ACC
AT52BR1662(T)/1664(T)-90
or by t
.
Min
0
0
0
ACC
- t
OE
after an address change
Max
100
90
90
90
40
25
Units
ns
ns
ns
ns
ns
ns
ns
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