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LC75890W-2H

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P29
LC75890W
www.onsemi.com
22
Output waveforms (1/4-Duty 1/3-Bias Drive Scheme)
Control data Common/segment output waveform frame frequency fo[Hz]
FC0 FC1 FC2
Internal oscillator operating mode
(The control data OC is 0,
fosc=300[kHz]typ)
External clock operating mode
(The control data OC is 1
and EXF is 0, f
CK
1=300[kHz]typ)
External clock operating mode
(The control data OC is 1
and EXF is 1, f
CK
2=38[kHz]typ)
0 0 0 fosc/4608 f
CK
1/4608 f
CK
2/576
0 0 1 fosc/3456 f
CK
1/3456 f
CK
2/432
0 1 0 fosc/3072 f
CK
1/3072 f
CK
2/384
0 1 1 fosc/2304 f
CK
1/2304 f
CK
2/288
1 0 0 fosc/1536 f
CK
1/1536 f
CK
2/192
1 0 1 fosc/1152 f
CK
1/1152 f
CK
2/144
1 1 0 fosc/768 f
CK
1/768 f
CK
2/96
Note: When is setting (FC0, FC1, FC2) = (1, 1, 1), the frame frequency is same as frame frequency at the time of
the (FC0, FC1, FC2) = (0, 1, 0) setting (fosc/3072, f
CK
1/3072, f
CK
2/384).
COM3
COM2
COM1
COM4
LCD driver output when all LCD segments
corresponding to COM1, COM2, COM3, and
COM4 are on.
LCD driver output when LCD segments
corresponding to COM2 and COM4 are on.
LCD driver output when only LCD segments
corresponding to COM4 are on.
LCD driver output when LCD segments
corresponding to COM1, COM2, and COM3
are on.
LCD driver output when LCD segments
corresponding to COM2 and COM3 are on.
LCD driver output when LCD segments
corresponding to COM1 and COM3 are on.
LCD driver output when only LCD segments
corresponding to COM3 are on.
LCD driver output when LCD segments
corresponding to COM1 and COM2 are on.
LCD driver output when only LCD segments
corresponding to COM2 are on.
LCD driver output when only LCD segments
corresponding to COM1 are on.
LCD driver output when all LCD segments
corresponding to COM1, COM2, COM3, and
COM4 are off.
2/3V
LCD
1/3V
LCD
fo[Hz]
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
2/3V
LCD
1/3V
LCD
V
LCD
0V
LC75890W
www.onsemi.com
23
Output waveforms (Static Drive Scheme)
Control data Common/segment output waveform frame frequency fo[Hz]
FC0 FC1 FC2
Internal oscillator operating mode
(The control data OC is 0,
fosc=300[kHz]typ)
External clock operating mode
(The control data OC is 1
and EXF is 0, f
CK
1=300[kHz]typ)
External clock operating mode
(The control data OC is 1
and EXF is 1, f
CK
2=38[kHz]typ)
0 0 0 fosc/4608 f
CK
1/4608 f
CK
2/576
0 0 1 fosc/3456 f
CK
1/3456 f
CK
2/432
0 1 0 fosc/3072 f
CK
1/3072 f
CK
2/384
0 1 1 fosc/2304 f
CK
1/2304 f
CK
2/288
1 0 0 fosc/1536 f
CK
1/1536 f
CK
2/192
1 0 1 fosc/1152 f
CK
1/1152 f
CK
2/144
1 1 0 fosc/768 f
CK
1/768 f
CK
2/96
Note: When is setting (FC0, FC1, FC2) = (1, 1, 1), the frame frequency is same as frame frequency at the time of
the (FC0, FC1, FC2) = (0, 1, 0) setting (fosc/3072, f
CK
1/3072, f
CK
2/384).
fo
[
Hz
]
LCD driver output when on.
LCD driver output when off.
COM1
V
LCD
0V
V
LCD
0V
V
LCD
0V
LC75890W
www.onsemi.com
24
PWM output waveforms
Control data
PWM output
waveforms
W10 W11 W12 W13 W14 W15 W20 W21 W22 W23 W24 W25 W30 W31 W32 W33 W34 W35
1 1 1 0 1 1 1 1 1 1 0 1 1 1 1 0 0 1 (1)
1 1 1 0 0 0 1 1 1 1 0 0 1 1 1 0 1 0 (2)
1 1 1 1 1 0 1 1 1 1 1 0 1 1 1 1 1 0 (3)
Note1: When is setting (PF0, PF1, PF2, PF3) = (1, 1, 0, 1) and (X, X, 1, 1), the frame frequency is same as frame
frequency at the time of the (PF0, PF1, PF2, PF3) = (1, 0, 1, 0) setting (fosc/896, f
CK
1/896). X: don’t care
Control data PWM output waveform frame frequency fp[Hz]
PF0 PF1 PF2 PF3
Internal oscillator operating mode
(The control data OC is 0,
fosc=300[kHz] typ)
External clock operating mode
(The control data OC is 1 and
EXF is 0, f
CK
1=300[kHz] typ)
0 0 0 0 fosc/1536 f
CK
1/1536
1 0 0 0 fosc/1408 f
CK
1/1408
0 1 0 0 fosc/1280 f
CK
1/1280
1 1 0 0 fosc/1152 f
CK
1/1152
0 0 1 0 fosc/1024 f
CK
1/1024
1 0 1 0 fosc/896 f
CK
1/896
0 1 1 0 fosc/768 f
CK
1/768
1 1 1 0 fosc/640 f
CK
1/640
0 0 0 1 fosc/512 f
CK
1/512
1 0 0 1 fosc/384 f
CK
1/384
0 1 0 1 fosc/256 f
CK
1/256
1
fp
Tp=
(56/64)Tp
Pn (PWM output Ch1)
V
LCD
V
SS
(48/64)Tp
Pn (PWM output Ch2)
V
SS
V
LCD
(40/64)Tp
Pn (PWM output Ch3)
V
SS
V
LCD
(1)
(32/64)Tp
Pn (PWM output Ch1)
V
LCD
V
SS
(32/64)Tp
Pn (PWM output Ch2)
V
SS
V
LCD
(32/64)Tp
Pn (PWM output Ch3)
V
SS
V
LCD
(3)
(8/64)Tp (8/64)Tp
Pn (PWM output Ch1)
V
LCD
V
SS
(16/64)Tp
Pn (PWM output Ch2)
V
SS
V
LCD
(24/64)Tp
Pn (PWM output Ch3)
V
SS
V
LCD
(2)
(16/64)Tp
(24/64)Tp
(32/64)Tp
(32/64)Tp
(32/64)Tp
Tp Tp
(56/64)Tp
(48/64)Tp
(40/64)Tp
Pn (n=1 to 12)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P29

LC75890W-2H

Mfr. #:
Buy LC75890W-2H
Manufacturer:
ON Semiconductor
Description:
LCD Drivers LCD DISPLAY DRIVER
Lifecycle:
New from this manufacturer.
Delivery:
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