Sharp PC-1500 Technical Reference Manual page 86

All and more about Sharp PC-1500 at http://www.PC-1500.info
(l) -
2 - AC characteristics
(Ta =-5 to 55°C, V cc=4.0
10
5.0V)
Limits
Parameter
Symbol Uni I
Test condition
Min Typ Max
CSO. CS1 . CS2.
lo
230 ns
AS0- 3
" 80 ns
MEO. MEI
• •
240 ns
t•
80
175 ns
t.,, . .,
250
ns
WAIT t .. t 50 ns
c, = fiOpF
t .. 50 200 ns
0 0- 1 {i nput
to 500 ns
mode)
"
130 ns
tzo
100 ns
v .. = o.avec
t"
I
300 ns
0 0·- 7 (output ts
200 ns
1 r1ode)
t•
50 ns
t,.
150 ns
t,.
100 ns
R/ W
to
- 30
50
ns
V(l1= 0.8Vcc
t• 150 ns
<POS
to: 500
ns
t. 150 nS 0 . 1- 0.9Vee
t·
40 ns 0 .9 -·0. 1 Vee
PA0- 7, PB0 - 7
t,,.
1
µs
C1= iOOpF
(o u tpu1 mode)
PC0- 7 (register t .. 1
JJS
C,= IOOpF
seleC!l_
P<P to
350
ns
V°"- 0.8Vcc
t.
100 ns
PC0-7 (P<!>
t~
I
µs
c,= IQOpF
latch)
SDO (i nput t, 100 ns
model
t,, 50
ns
SDI
SDO (ou l pul to 100
ns
C, = 100pF
mode)
OM EO
to
120 ns C. = SOpF
DME1
t.
120
ns
SDO
h
200 ns
C,= 100pF
-
CLO
t.
100
ns
0.1 - 0.9vcc
C,= SOpF
t·
100 ns 0.9- ·0. I Vee
c,= SOpF
< * ):Unless other,vise specified. the criterion shall be v°".:::2.0V. Vo.= 0.4V
81
Do not sale this PDF!!!