4
Recommended Operating Conditions
Parameter
Symbol
Min.
Typ.
Max.
Units
Supply Voltage
VDD
4.5
5.0
5.5
V
Electrical/Optical Characteristics over Operating Temperature Range
4.5 < VDD < 5.5 V (unless otherwise specified)
All Devices
25°C[1]
Parameter
IDD Blank
Input Current
Symbol
IDD (blnk)
II
Min.
Typ.
1.0
Max.
Max.
4.0
10
Units
mA
µA
Test Conditions
All Digits Blanked
VIN = 0 V to VDD
VDD = 5.0 V
-40
Input Voltage High
Input Voltage Low
VIH
VIL
2.0
GND
VDD
0.8
V
V
IDD 4 Digits 20 dots/ IDD (#)
character[2,3]
110
92
130
110
160
mA
“#” ON in all four
locations
Cursor ON in all
four locations
IDD Cursor all dots
ON @ 50%
IDD (CU)
135
mA
Notes:
1. VDD = 5.0 V
2. Average IDD measured at full brightness. Peak IDD = 28/15 x Average IDD (#).
3. IDD (#) max. = 130 mA, 150°C IC junction temperature and VDD = 5.5 V.
HP [ HEWLETT-PACKARD ]
