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2708L
RANGE OF SUPPLY CURRENTS
VS.
TEMPERATURE
40 60 80
TAf'C)
A.C. CHARACTERISTICS
'00
Symbol Parameter
t
ACC
Address
to
Output Delay
2708
FAMILY
2708,2708·1, AND 2708·6
RANGE OF SUPPLY CURRENTS
VS.
TEMPERATURE ACCESS TIME VS. TEMPERATURE
80
~
ALL
POSSIBLE
OPERATING
CONDITIONS:
V
CC
" 5.25V
\f
OO
~
12.6V 400
Vea
= -5.25V
300
'DD
20D
'00
.~~~~~hH~cJ
o 20
40
80
80
100
~
20
TA,r
e
)
2708, 2708L
Limits
2708·1
limits
Min. Max. Min. Max.
450
350
i 1
1 TTL
LOAD
+
l00pF
--
--
--
-
,..--
20
4.
80
8.
TA
1°C)
2708·6
Limits
Min.
Max.
Units
550
ns
tco
Chip Select
to
Output
Delay
120 120
160
ns
tOF
Chip Deselect
to
Output Float
0 120
tOH
Address
to
Output Hold
0
CAPACITANCE [1] TA = 25°C, f = 1 MHz
Symbol
Parameter
Typ.
Max. Unit. Conditions
CIN
I nput
Capacitance
4
6
pF
VIN
=
OV
COUT
Output
Capacitance
8
12
pF
VOUT
=OV
NOTE:
1.
This parameter is periodically sampled and is not 100% tested.
8-10
0
120 0
160
0
0
A.C. TEST CONDITIONS:
Output Load: 1
TTL
gate
and
CL
= 100
pF
Input
Rise
and
Fall Times:
";;;20
ns
ns
ns
Timing Measurement
Reference
Levels:
0.8V
and
2.8V
for
inputs; 0.8V and.2.4V for outputs.
Input
Pulse
Levels:
0.65V to 3.0V
AFN-O"04A-03