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SCHOTTKY BIPOLAR 8216/8226
WAVEFORMS
INPUTS
-'X'-:,_5V
_
l--t
FD
OUTPUT
ENABLE
.5V
---+---V
OH
f
VOL
.5V
A.C. CHARACTERISTICS
TA
= O°C
to
+70°C,
Vcc
=
+5V
±5%
Limits
Symbol
Parameter
Min.
Typ,£1]
Max.
Unit
Conditions
TpD1
Input
to
Output
Delay
DO
Outputs
15
25
ns
CL=30pF,R
1
=300n
R2=600n
TpD2
Input
to
Output
Delay
DB
Outputs
8216
20
30
ns
C
L
=300pF,R
1
=90n
8226
16
25
ns
R
2
=
180n
TE
Output
Enable
Time
8216
45
65
ns
(Note
2)
8226
35
54
ns
(Note 3)
To
Output
Disable
Time
20
35
ns
(Note
4)
TEST
CONDITIONS:
Input
pulse
amplitude
of
2.5V.
Input
rise
and
fall
times
of
5
ns
between
1
and
2
volts.
Output
loading
is 5 rnA
and
10
pF.
Speed
measurements
are
made
at
1.5
volt
levels.
Capacitance[5]
TEST
LOAD
CI
RCUIT
OUT
0---.......------
......
Limits
Symbol
Parameter
Min.
Typ'£1]
Max.
Unit
CIN
Input
Capacitance
4
8
pF
COUT1
Output
Capacitance
6
10
pF
CO
U
T2
Output
Capacitance
13
18
pF
TEST
CONDITIONS:
VB1AS
=
2.5V,
V
cc
=
5.0V,
TA
=
25°C,
f = 1 MHz.
NOTES:
1.
Tvpical values are for
TA
= 25°C,
VCC
= 5.0V.
2.
DO
Outputs,
CL
= 30pF,
R1
= 300/10
Kil,
R2 = 180/1
Kil;
DB
Outputs,
CL
= 300pF,
Rl
=
90/10
Kil,
R2
= 180/1
Kil.
3.
DO
Outputs,
CL
=30pF,
Rl
= 300/10
Kil,
R2 = 600/1
K;
DB
Outputs,
CL
= 300pF,
Rl
=
90/10
Kfl,
R2 =180/1
Kil.
4.
DO
Outputs,
CL
= 5pF,
Rl
=
300/10
Kil,
R2
= 600/1
Kil;
DB
Outputs,
CL
=5pF,
R1
=
90/10
Kil,
R2
=180/1
Kil.
5.
This parameter
is
periodically sampled and not
100%
tested.
5-167