UPD16431A NEC, UPD16431A Datasheet - Page 28

• Manufacturer Part Number: UPD16431A
• Description: 1/2/ 1/3/ 1/4-DUTY LCD CONTROLLER/DRIVER
• Manufacturer: NEC

ELECTRICAL SPECIFICATIONS (Unless otherwise specified, T
28
Input voltage, high
Input voltage, low
Input current, high
Input current, low
Output voltage, low
Output voltage, high
Output voltage, low
Leakage current, high
Leakage current, low
Common output ON resistance
Segment output ON resistance
Logic current dissipation
LCD drive current consumption
Remark The TYP. value is a reference value at T
Parameter
Symbol
R
V
V
V
I
R
I
I
V
LOH2
LOL2
V
I
I
LCD
I
COM
OH2
SEG
DD
OL1
OL2
IH
IL
IH
IL
CLK, STB, LCD/LED, OE
CLK, STB, LCD/LED, OE
LED
OSC
DATA, OSC
DATA, SYNC, V
DATA, SYNC, V
COM
SEG
f
With internal bias and no load
OSC
1
= 250 kHz
1
OUT
1
to LED
to SEG
to COM
, I
OH2
a
OUT
8
= 25 ˚C.
. I
56
= –1 mA
4
, | I
, SYNC, I
, | I
OL1
IN OUT
IN OUT
O
= 15 mA
O
| = 100 A
| = 100 A
= V
= V
a
OL2
= –40 to +85 ˚C, V
DD
SS
= 4 mA
0.7 V
0.9 V
MIN.
0
DD
DD
DD
= V
TYP.
LCD
= 5 V 10%)
0.3 V
0.1 V
MAX.
250
500
V
1.0
2.4
4.0
–1
–1
1
1
DD
DD
DD
PD16431A
Unit
mA
mA
k
k
V
V
V
V
V
A
A
A
A