Hitachi AP1 - Page 142

LCD-II1----------------------------------
• ELECTRICAL CHARACTERISTICS - 1 (Vee -5V±10%, T.- -20 to +76°C)
Item Symbol
Test Conditions
Value
Unit
Note
min.
typo
max.
Input "Low" Voltage V
IL
- -
1.0
V
Input
"High" Voltage (1)
V
IH1
Vee-
1
•
O
-
Vee
V
(9)
Input "High" Voltage (2) V
IH2
Vee-
LO
-
10
V
(10)
Output "Low" Voltage
VOL
IOL = 1.6 mA
-
- 0.8 V
Output "High" Voltage (1) V
OH1
-loH = 1.0 mA
2.4
- -
V
(1)
Output "High" Voltage (2)
V
OH2
-loH =0.01 mA
V
ee
-O·3
-
-
V
(2)
Driver
Voltage Descending (COM)
Vd
l
Id=0.05mA
- -
0.4 V
(13)
Driver
Voltage Descending (SEG)
Vd
2
Id=O.Ol mA
-
-
0.4
V
(13)
Dividing Resistor
of LCD Power
Rwell
.
25
-
300 kG
Supply
Interrupt Input Hold
Time
tiNT
2· T
inst
-
-
IJ.S
(15)
Interrupt Input Fall Time
ttlNT
-
-
50
IJ,s (15)
Interrupt Input Rise Time
trlNT
-
-
50
IJ,s
(15)
Output
"High" Current
IOH
V
OH
= 10V
- -
3
IJ,A
(3)
Yin =Oto Vee -
-
1.0
(3),(9)
I nput Leakage Current
IlL
Yin =Oto 10V
3
IJ,A
~
- -
Pull up MOS Current
-Ip Vee=5V
45
-
250
IJ,A
Yin =V
ee
,
Vee=5V,
Supply Current (1)
lee1
Ceramic Filter Oscillation
-
- 1.3
mA
(5)
(folC = 400 kHz)
Yin =V
ee
,
Vee=5V
Supply Current (2)
lee2
Rf Oscillation
(f
olC
= 400 kHz)
-
- 0.6 mA
(5),(12)
External Clock Operation
(fcp = 400 kHz)
Standby I/O Leakage Current
-- I Yin =0 to Vee -
-
1.0
IJ,A
(6),(9)
I
LS
HLT=1.0V
I Vin= 0 to 10V
-
- 3
IJ,A
(6),(10)
Standby Supply Current (1)
lecs1
Vin=V
ee
,
HLT=0.2V
- -
10
IJ,A
(11 )
Standby Supply Current (2)
ICCS2
Vin=V
ee
,
HLT=0.2V - -
40
IJ,A
(7)
n = 1 (static)
Frame FreQuency of LCD Drive
f
F
·
n=2 (1/2 Duty)
1
Hz
n=3 (1/3 Duty)
256
x n x Tinst
n=4 (1/4 Duty)
LCD
Display Voltage
V
LeD
Vee-
V
3
2.5
-
Vee
V
(8)
External Clock Operation; System Clock
External Clock
Frequency
fcp 40
400
440
kHz
External Clock Duty
50
55 %
External Clock Rise Time
trcp 0
0.2
IJ,s
External Clock Fall Time
t~ 0
0.2
IJ.S
Instruction Cycle Time Tinst Tinst = 4/
fcp
9.1
10 100
IJ,s
Internal Clock Operation (Rt Oscillation); System Clock
. - clock -osclliaiion Frequency· - - .. Ri';;' 82-k-n±2% - .. - -- - - ---
Instruction Cycle Time Tjnst Tjnst =4/
f
olC
Clock Oscillation Frequency
Ceramic Filter
Instruction Cycle Time T
inst
T
inst
=4/fOlC
Internal Clock Operation (Crystal Oscillation); Clock for Timer
--cloCkosCiilatiOnF~equencY-----I-fo~--I--c~~al-----------------r--------ii768------r-kH;-r------
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