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LC75804 Datasheet

  • LC75804

  • Sanyo Semicon Device [1/3, 1/4 Duty LCD Display Drivers wit...

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  • SANYO

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Ordering number : ENN6266A
CMOS IC
LC75804E, LC75804W
1/3, 1/4 Duty LCD Display Drivers
with Key Input Function
Overview
The LC75804E and LC75804W are 1/3 duty and 1/4 duty
LCD display drivers that can directly drive up to 300
segments and can control up to eight general-purpose
output ports. These products also incorporate a key scan
circuit that accepts input from up to 30 keys to reduce
printed circuit board wiring.
Package Dimensions
unit: mm
3151A-QFP100E
[LC75804E]
23.2
80
81
51
50
14.0
1.6max
鈥?Key input function for up to 30 keys (A key scan is
performed only when a key is pressed.)
鈥?1/3 duty and 1/4 duty drive schemes can be controlled
from serial data.
鈥?1/2 bias and 1/3 bias drive schemes can be controlled
from serial data.
鈥?Capable of driving up to 228 segments using 1/3 duty
and up to 300 segments using 1/4 duty.
鈥?Sleep mode and all segments off functions that are
controlled from serial data.
鈥?Segment output port/general-purpose output port
function switching that is controlled from serial data.
鈥?Serial data I/O supports CCB format communication
with the system controller.
鈥?Direct display of display data without the use of a
decoder provides high generality.
鈥?Independent V
LCD
for the LCD driver block (V
LCD
can
be set to in the range V
DD
鈥?0.5 to 6.0 volts.)
鈥?Provision of an on-chip voltage-detection type reset
circuit prevents incorrect displays.
鈥?RES pin provided for forcibly initializing the IC internal
circuits.
鈥?RC oscillator circuit.
鈥?CCB is a trademark of SANYO ELECTRIC CO., LTD.
鈥?CCB is SANYO鈥檚 original bus format and all the bus
addresses are controlled by SANYO.
100
1
0.65
(0.58)
(2.7)
0.3
31
30
0.15
3.0max
0.1
SANYO: QFP100E(QIP100E)
unit: mm
3181C-SQFP100
[LC75804W]
16.0
75
76
51
50
100
1
(1.0)
(1.4)
0.5
0.2
26
25
0.145
0.1
14.0
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft鈥檚
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
51003AS / D2599TH (OT) No. 6266-1/37
16.0
SANYO: SQFP100
0.5
14.0
17.2
Features
0.8
20.0

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