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NEC PC-8201 - Page 123

NEC PC-8201
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Notes:
1.
The specifications for
A8
through A15 apply
to
IO/H,
SO,
and
S1
except
that
T4
through
T6
are undefined.
2
Timings are
all
measured on condition that VOL
=
0.8
V, VOH
=
2.2
V.
and
input reference voltage
is
1.5
V.
Timing
Charts
MAX
40
Parameter
Delay time from trailing edge of
-
WR
to data validity
Clock waveform
Unit
ns
Measurement
conditions
tcyc
=
320
ns
CL
=
150
pF
Symbol
tWDL
X1
INPUT
u
MIN
OUTPUT
""
#-
Read cycle
CLK
1
TI
I
12
I
Tw~1-r
I
13
I
TI
READY
Note:
READY
must stay unchanged
throughout
set-up and hold tirnes.
APX-E-
15