HT1660
D.C. Characteristics
Ta=25°C
Test Conditions
Conditions
Symbol
VDD
Parameter
Min. Typ. Max. Unit
VDD
¾
Operating Voltage
Operating Current
2.7
¾
5.2
250
370
200
300
30
70
10
10
1
V
¾
¾
150
250
135
200
15
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
3V
5V
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
V
No load/LCD ON
IDD1
IDD2
IDD11
IDD22
ISTB
VIL
On-chip RC oscillator
¾
¾
No load/LCD ON
Crystal oscillator
Operating Current
¾
¾
No load/LCD OFF
Operating Current
On-chip RC oscillator
50
¾
2
¾
No load/LCD OFF
Crystal oscillator
Operating Current
3
¾
¾
¾
Standby Current
No load, Power down mode
DB0~DB3, WR, CS, RD
DB0~DB3, WR, CS, RD
2
¾
¾
0
0.6
1.0
3
¾
Input Low Voltage
0
V
¾
2.4
4.0
1.2
3
V
¾
VIH
Input High Voltage
5
V
¾
V
OL=0.3V
VOL=0.5V
OH=2.7V
VOH=4.5V
OL=0.3V
VOL=0.5V
OH=2.7V
VOH=4.5V
OL=0.3V
VOL=0.5V
OH=2.7V
VOH=4.5V
OL=0.3V
VOL=0.5V
OH=2.7V
2.5
6
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
kW
kW
¾
IOL1
IOH1
IOL2
IOH2
IOL3
IOH3
IOL4
IOH4
RPH
BZ, BZ, IRQ Sink Current
BZ, BZ Source Current
DB0~DB3 Sink Current
DB0~DB3 Source Current
LCD Common Sink Current
LCD Common Source Current
LCD Segment Sink Current
LCD Segment Source Current
Pull-high Resistor
¾
V
-0.9
-2
-1.8
-4
¾
¾
V
1.2
3
2.5
6
¾
¾
V
-0.9
-2
-1.8
-4
¾
¾
V
80
160
360
-80
-180
100
240
-60
-140
250
125
¾
180
-40
-90
50
¾
V
¾
¾
V
¾
120
-30
-70
150
60
¾
V
¾
VOH=4.5V
¾
410
210
DB0~DB3, WR, CS, RD
Rev. 1.30
6
April 13, 2006
HOLTEK [ HOLTEK SEMICONDUCTOR INC ]
