LCD·III---------------------------------
7. Current
that
flows
in
the Input/output circuit
end
In
the
po_r
supply circuit for
LCD
is
excluded. The standby supply currant (2)
II
tha
supply currant
at
Vee
-
3V
t
10%
in
"Halt"
state
in
the
case
that
the
crystal oscillation for timer
II
selacted (only
the
crystal
oscillator
for timer,
5-b1t
divider and 6-bit prescaler are
in
operation).
max.
4Or-----_r--~-r----~r_--_r----~--~--~
Ta =
-20
to
+75"C
10r-----~--r_-r----~~--_r----r_---r--~
3.0
4.0 4.5
5.0
.5 6.0
VCC(V)
8.
Po_rsupply
condition
Vee~VI
~VI
~VJ
~GND
Ihould be maintained.
9.
Applied
to
the
following terminall.
(1) Input
pl~O
common pins with pull up
MOS,
and
CMOS
I/O common pinl among 0 and R terminall.
(2) RESET, HLT,
OSC
I
, INT.
and INTI
10. Applied
to
open~rain
I/O common pins among 0 and R terminall.
11. Currant
that
flows
In
the input/output circuit and in the
po_r
supply circuit for
LCD
is
axcluded. The standby supply current
II
the
supply currant
at
Vee
-
3Vt10%
in
"Halt"
state
in
the
case
that
tha crystal oscillation for timer
is
selected. The supply currant
when supply voltage falls
to
the
Halt Duration Voltage il called "Halt Current"
(lOH)'
12. The supply currant changlllBl follows according
to
operating frequency.
0.6
0.5
0.4
C(
!
(.)
0.3
}:}
0.2
0.1
0
100
200
300
400
500
fOIe
or fcp (kHz)
146
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