UPD16488AP NEC [NEC], UPD16488AP Datasheet - Page 78

• Manufacturer Part Number: UPD16488AP
• Description: 1/92 DUTY LCD CONTROLLER/DRIVER WITH FOUR-LEVEL GRAY SCALE, ON-CHIP RAM
• Manufacturer: NEC [NEC]

Electrical Characteristics 1
(Unless Otherwise Specified, T
Notes 1. TYP. values are reference values when T
High-level input voltage
Low-level input voltage
High-level input current
Low-level input current
High-level output voltage
Low-level output voltage
High-level leakage current
Low-level leakage current
Common output ON resistance R
Segment output ON resistance R
Driver voltage (boost voltage)
Reference voltage
Oscillation frequency
78
3. The oscillation frequency varies according to the parasitic capacitance of the wiring capacitance. We therefore
2. The reference voltage values when T
Parameter
recommend determining the oscillation resister’s value after making a thorough evaluation of the actual device.
MIN. = 0.775 V, TYP.= 0.850 V, MAX. = 0.925 V
V
V
I
I
V
V
I
I
V
V
f
IH1
IL1
LOH
LOL
OSC
IH
IL
OH
OL
COM
SEG
OUT
REG
Symbol
A
Note3
= −40 to +85° ° ° ° C, V
Note2
Except for D
Except for D
I
I
D
V
D
V
V
1/10 bias, |I
V
1/10 bias, |I
In x5 boost mode, V
Checker pattern display
In x6 boost mode, V
Checker pattern display
V
(temperature characteristic curves:−0.12%/°C)
V
in B/W mode, R = 1100 kΩ
V
in B/W mode, R = 3 MΩ
OUT
OUT
IN/OUT
IN/OUT
LCn
LCn
DD
DD1
DD1
7
7
(SI), D
(SI), D
= 3.0 V, T
= −1 mA except OSC
= 1 mA except OSC
→ COM
→ SEG
= 3.0 V, T
= 3.0 V, T
= V
= V
A
Data Sheet S15745EJ2V0DS
= 25°C are shown below:
6
6
SS
(SCL) and D
(SCL) and D
DD1
O
O
7
7
A
| = 50 µ A
n
| = 50 µ A
n
DD1
(SI), D
(SI), D
, V
, V
= 25°C (except V
A
A
A
= 85°C, TSC1,TSC0 = 1,1
OUT
OUT
= 25°C, 1/92 duty,
= 25°C, 1/38 duty,
= 1.7 to 3.6 V, V
Conditions
DD
DD
6
6
= 15 V, V
= 15 V, V
(SCL) and D
(SCL) and D
= 3.0 V,
= 3.0 V,
5
5
OUT
to D
to D
OUT
0
0
LCD
,
,
LCD
= 12 V,
REG
5
5
= 12 V,
to D
to D
DD2
).
0
0
= 2.4 to 3.6 V)
V
0.8 V
DD1
0.720
13.8
16.6
MIN.
− 0.5
DD1
TYP.
0.790
26.9
10.6
Note1
0.2 V
0.860
MAX.
−10
0.5
−1
10
1
4
4
DD1
µ µ µ µ PD16488A
kHz
kHz
Unit
µ A
µ A
µ A
µ A
kΩ
kΩ
V
V
V
V
V
V
V