Standard ICs
Picture cell driver for STN (LCD driver)
for low voltage power supplies
BU9718KV
The BU9718KV is a driver IC designed for the character-type STN liquid crystal panels which are ideal for applica-
tions such as portable devices. The number of display segments includes 32 output segments and 3 common out-
puts, enabling drive of up to 96 segments. A compact 48-pin QFP package with a pitch of 0.5 mm is used, enabling
compact size for the set as a whole.
鈥?/div>
Applications (POS, ECR, PDA, and others),
Portable terminals
movie projectors, cameras, telephones (cordless hand-
held telephone units), and others Low-voltage power
supply sets
4) Up to 32 segment output pins and 3 common output
pins are provided, enabling a total display of up to
96 segments.
5) 1 / 3 duty display.
6) Either 1 / 2 or 1 / 3 bias can be selected for power sup-
ply for LCD display.
Limits
鈥?0.3 ~ + 7.0
鈥?0.3 ~ V
DD
+ 0.3
鈥?0.3 ~ V
DD
+ 0.3
300
3
400
鈭?/div>
2
鈥?55 ~ + 125
Unit
V
V
V
碌A(chǔ)
mA
mW
擄C
鈥?/div>
Features on 3V power supply.
1) Operates
2) Low current dissipation. (0.1碌A(chǔ) in low power mode
(actual value))
3) Compact package. (molded section is 7.0 mm )
鈥?/div>
Absolute maximum ratings (Ta = 25擄C, V
Parameter
Power supply voltage
鈭?/div>
1
Input voltage
鈭?/div>
1
Output voltage
鈭?/div>
1
Output current
Power dissipation
Storage temperature
Symbol
V
DD
V
IN
V
OUT
I
SO
I
CO
Pd
Tstg
SS
= 0V)
Pin
V
DD
OSC, CS, CK, DI, RES
OSC
S
1
~ S
32
COM
1
~ COM
3
鈥?/div>
鈥?/div>
鈭?/div>
1 Max. voltage that can be applied with a V
SS
pin
鈭?/div>
2 Reduced by 4.0mW for each increase in Ta 1擄C over 25擄C.
鈥?/div>
Recommended operating conditions (Ta = 25擄C, V
Parameter
Power supply voltage
鈭?/div>
Input voltage
鈭?/div>
Oscillation freq., with
external input
External resistance
External capacitance
Operating temperature
Symbol
V
DD
V
DD1
V
DD2
f
OSC
R
C
Topr
Pin
V
DD
V
DD1
V
DD2
OSC
OSC
OSC
鈥?/div>
SS
= 0V)
Min.
2.7
0
0
鈥?/div>
鈥?/div>
鈥?/div>
Typ.
鈥?/div>
2 / 3 V
DD
1 / 3 V
DD
38
47
1000
鈥?/div>
Max.
3.5
V
DD
V
DD
100
鈥?/div>
鈥?/div>
85
Unit
V
V
V
kHz
k鈩?/div>
pF
擄C
鈥?40
鈭?/div>
Indicates the max. voltage that can be applied with a V
SS
pin.
1
next
BU9718KV 產(chǎn)品屬性
1,000
集成電路 (IC)
PMIC - 顯示器驅(qū)動器
-
LCD
96 段
-
-
200µA
2.7 V ~ 3.5 V
-40°C ~ 85°C
表面貼裝
48-LQFP
48-VQFPC
托盤
BU9718KV相關(guān)型號PDF文件下載
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型號
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描述
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