HD66724 Datasheet, PDF (102/117 Pages) Hitachi Semiconductor – (Graphics LCD Controller/Driver with Key Scan Function)

HD66724/HD66725
Booster Characteristics
Item
Symbol Min
Typ
Max Unit Test Condition
Notes
Double-boost
V_UP2
output voltage
(VLOUT pin)
5.5
5.9
—V
V_CC = Vci = 3.0 V,
15
I_O = 0.03 mA, C = 1 µF,
f_OSC = 32 kHz, Ta = 25°C
Triple-boost
output voltage
V _UP3
(VLOUT pin)
6.1
6.5
—V
V_CC = Vci = 2.2 V,
15
I_O = 0.03 mA, C = 1 µF,
f_OSC = 32 kHz, Ta = 25°C
Maximum boost V_UP2
V_CC
—
6.5 V
15
output voltage V_UP3
Note: For the numbered notes, refer to the Electrical Characteristics Notes section following these tables.
AC Characteristics (V_CC = 1.8 to 5.5 V, Ta = –40 to +85°C*³)
Clock Characteristics (V_CC = 1.8 to 5.5 V)
Item
Symbol Min
Typ
Max Unit Test Condition Notes
External clock
fcp
15
32
100 kHz
13
frequency
External clock duty Duty
45
50
55
%
13
ratio
External clock rise
trcp
—
—
0.2 µs
13
time
External clock fall
tfcp
—
—
0.2 µs
13
time
CR oscillation
frequency with
external Rf
f _OSC1
25
32
40
Rf = 620 kΩ,
14
V_CC = 3 V
CR oscillation
frequency with
f _OSC2
19
32
45
R1-osc2: short
circuited
internal Rf
V_CC = 3 V
Note: For the numbered notes, refer to the Electrical Characteristics Notes section following these tables.
102