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8085AH/8085AH-2/8085AH-1
NOTES:
1.
Aa-A15 address Specs apply
101M,
SO'
and
Sl
except Aa-A15
are undefined
during
T4-
Ts
of
OF
cycle whereas
101M,
SO,
and
Sl
are stable.
3.
For all
output
timing
where C
L
=f
150 pF use
the
following
.
correction
factors:
25 pF
~
CL
< 150 pF:
-0.10
ns/pF
150 pF <
CL
~
300 pF: +0.30 ns/pF
2.
Test
Conditions:
tCYC
= 320 ns (8085AH)/200 ns (8085AH-2);/
167 ns (8085AH-1); C
L
= 150
pF.
4.
Output
timings
are measured with purely capacitive load.
5.
To
calculate
timing
specifications at
other
values
of
tCYC
use
Table
5.
A.C. TESTING INPUT, OUTPUT WAVEFORM
A.C.
TESTING LOAD CIRCUIT
INPUT/OUTPUT
'.'=X
x=
2.0 2.0
> TEST
POINTS
<
0.8 0.8
0.45
A.C TESTING INPUTS
ARE DRIVEN
AT
2.4V FOR A LOGIC
,.
AND 0.45V FOR
A LOGIC 0 TIMING MEASUREMENTS ARE MADE
AT
2.0V FOR A LOGIC ,
AND
O.8V
FOR A LOGIC 0
DEVICE
UNDER
-r"
TEST
-=
C
L
150 pF
C
L
INCLUDES JIG CAPACITANCE
Table
5.
Bus
Timing
Specification
as
a T eye
Dependent
Symbol 8085AH
8085AH-2
8085AH-1
tAL
(1/2) T - 45
(1/2) T
- 50 (1/2) T -
58
tlA
(1/2) T - 60 (1/2) T - 50
(1/2) T
- 63
tLl
(1/2) T - 20
(1/2) T
- 20 (1/2) T - 33
tlCK
(1/2) T - 60
(1/2) T
- 50 (1/2) T - 68
tlC
(1/2) T - 30
(1/2) T
- 40 (1/2) T -
58
tAD
(5/2 + N) T - 225
(5/2
+
N)T
-150
(5/2 +
N)T
-192
tRD
(3/2 + N) T - 180
(3/2 +
N)
T - 150
(3/2 +
N)T
-175
tRAE
(1/2) T - 10
(1/2) T
- 10 (1/2) T - 33
tCA
(1/2) T - 40
(1/2) T
- 40 (1/2) T - 53
tow
(3/2 + N) T - 60
(3/2
+
N)
T - 70
(3/2
+
N)
T - 110
two
(1/2) T - 60
(1/2) T
- 40
(1/2) T
- 53
tcc
(3/2 + N) T - 80 (3/2 +
N)
T - 70 (3/2 +
N)
T - 100
tCl
(1/2)T-110
(1/2) T - 75 (1/2) T - 83
tARY
(3/2) T - 260 (3/2) T - 200 (3/2) T - 210
tHACK
(1/2) T - 50
(1/2) T
- 60 (1/2) T - 83
tHABF
(1/2) T + 50
(1/2) T
+ 50
(1/2) T
+ 67
tHABE
(1/2) T + 50
(1/2) T
+ 50 (1/2) T + 67
tAC
(2/2) T - 50 (2/2) T - 85 (2/2) T - 97
t1
(1/2) T - 80
(1/2) T
- 60
(1/2) T
- 63
t2
(1/2) T - 40
(1/2) T
- 30 (1/2) T - 33
tRV
(3/2) T - 80 (3/2) T - 80 (3/2) T - 90
tlDR
(4/2) T - 180
(4/2) T
- 130 (4/2) T - 159
NOTE: N is equal
to
the
total WAIT states. T = tCyc.
6-21
150
pF
Minimum
Minimum
Minimum
Minimum
Minimum
Maximum
Maximum
Minimum
Minimum
Minimum
Minimum
Minimum
Minimum
Maximum
Minimum
Maximum
Maximum
Minimum
Minimum
Minimum
Minimum
Maximum
AFN·01835C