HD66724 Datasheet, PDF (3/117 Pages) Hitachi Semiconductor – (Graphics LCD Controller/Driver with Key Scan Function)

HD66724/HD66725
Total Current Consumption Characteristics (Vcc = 3 V, fosc = 32 kHz, TYP
Conditions, LCD Drive Power Current Included)
Total Power Consumption
Normal Display Operation
Character Duty Optimum Frame
Internal
Display Size Ratio Drive Bias Frequency Logic
LCD
Power
Total*
Segment only 1/2 1/2
80 Hz
(14 µA) (12 µA) (26 µA)
1-line display 1/10 1/4
80 Hz
(20 µA) (17 µA) (54 µA)
2-line display 1/18 1/5
74 Hz
(20 µA) (17 µA) (54 µA)
3-line display 1/26 1/6
77 Hz
(20 µA) (17 µA) (54 µA)
Note : When duty ratio = 1/2 and a double booster is not used:
the total power consumption = Internal logic current + LCD power current
When duty ratio = 1/10 and a double booster is used:
the total power consumption = Internal logic current + LCD power current x 2
Sleep Standby
Mode Mode
(11 µA) 0.1 µA
(11 µA)
(11 µA)
(11 µA)
Type Name
Types
HD66724RA03TA0L
HCD66724RA03BP
HD66725A03TA0L
HCD66725A03BP
External
Dimensions
TCP
Au-bumped chip
TCP
Au-bumped chip
Operation
Voltages
1.8 V to 5.5 V
Internal Fonts
Katakana, alphanumerics, symbols
and European fonts
3