LC868016 Datasheet, PDF (20/28 Pages) Sanyo Semicon Device – 8-Bit Single Chip Microcontroller with 16/12/08K-Byte ROM and 640-Byte RAM On Chip

LC868016/12/08A
7. LCD Voltage and LCD Driver Characteristics at Ta=-30°C to +70°C, VSS=0V
Parameter
Symbol
Pins, Conditions
Ratings
unit
VDD[V] min. typ. max.
VDD-Ci drop
|VD1| •Only a Ci terminal for –15µA
2.9
120 mV
voltage (i : 1 to 16)
•LCD display ON
5.0
200
VX-Ci drop
|VD2|
voltage (X : 1 to 4)
•1/5 bias
•V5=0V
2.9
120
5.0
200
(i : 1 to 16)
VX-Ci drop
|VD3| •Only a Ci terminal for +15µA
2.9 -120
voltage (X : 1 to 5)
•LCD display ON
5.0 -200
(i : 1 to 16)
•1/5 bias
•V5=0V
VDD-Si drop
|VD4| •Only a Si terminal for -15µA
2.9
120
voltage (i : 1 to 48)
•LCD display ON
5.0
200
VX-Si drop
|VD5|
voltage (X : 1 to 4)
•1/5 bias
•V5=0V
2.9
120
5.0
200
(i : 1 to 48)
VX-Si drop
|VD6| •Only a Ci terminal for +15µA
2.9 -120
voltage (i : 1 to 5)
•LCD display ON
5.0 -200
(i : 1 to 48)
•1/5 bias
•V5=0V
V1 output voltage VV1
•LCD clock frequency=0Hz
2.9 0.75VDD 0.80VDD 0.85VDD V
•LCD display ON
5.0
V2 output voltage VV2
V3 output voltage VV3
•1/5 bias
•V5=0V
•Refer to figure 9
2.9 0.55VDD 0.60VDD 0.65VDD
5.0
2.9 0.35VDD 0.40VDD 0.45VDD
5.0
V4 output voltage VV4
2.9 0.15VDD 0.20VDD 0.25VDD
5.0
LCD display
ILCD1 •LCD display ON
20kΩ
5
25
50
100 µA
current
•1/5 bias
mode
2.9
15
29
60
ILCD2
•VLCD=0V
•V1-V5 are opened
•Refer to figure 8
4kΩ
mode
5
125 250 500
2.9
75
150 300
Step up voltage
VOUT2 •V1-V5 resistor=20kΩ
IL=100µA 2.7
-2.7 -1.9 -1.7 V
•LCD display ON
3
-3
-2.8 -2.6
•LVCR0=1 (doubler)
5
-5
-4.8 -4.5
•VOUT2
IL=500µA 2.7 -2.7 -1.8 -1.5
•C5=C6=0.1µF
3
-3
-2.6 -2.2
•Internal RC oscillation
start
5
-5
-4.6 4.2
•Refer to figure 10
VOUT3 •V1-V5 resistor=20kΩ
IL=100µA 5
-10 -9.4 -9.0
•LCD display ON
•LVCR0=0 (tripler)
•VOUT3
IL=500µA 5
-10 -8.5 -7.5
•C5=C6=0.1µF
•Internal RC oscillation
start
•Refer to figure 11
Contrast current
ILC1
•LCD display ON
VCCR=1 5
5
10
20 mA
(VLCD terminal)
ILC2
•V5=0V
VCCR=2 5
2.5
5
10
ILC3
ILC4
•VLCD=-3V
•Refer to figure 12
VCCR=4 5
VCCR=8 5
1.25 2.5
5
0.6 1.25 2.5 µA
ILC5
VCCR=10H 5
0.3
0.6 1.25
VCCR : The LCD contrast control register
LVCR0 : Bit 0 of the LCD bias control register
No.6723-20/28