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HCD66727A03 Datasheet(PDF) 5 Page - Hitachi Semiconductor |
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HCD66727A03 Datasheet(HTML) 5 Page - Hitachi Semiconductor |
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5 / 97 page  HD66727 5 LCD-II Family Comparison (cont) Item HD66720 HD66717 HD66727 Power supply voltage 2.7V to 5.5V 2.4V to 5.5V 2.4V to 5.5V Liquid crystal drive voltage 3.0 to 11.0V 3.0 to 13.0V 3.0 to 13.0V Maximum display characters per chip 10 characters × 1 line/ 8 characters × 2 lines 12 characters × 1 line/2 lines/3 lines/4 lines 12 characters × 1 line/2 lines/3 lines/4 lines Segment display 42 (extended to 80) 40 (and 10 annunciators) 40 (and 12 annunciators) Display duty ratio 1/9 and 1/17 1/10, 1/18, 1/26, and 1/34 1/10, 1/18, 1/26, and 1/34 CGROM 9,600 bits (240 5- ×-8 dot characters) 9,600 bits (240 5- ×-8 dot characters) 11,520 bits (240 6- ×-8 dot characters) CGRAM 64 bytes 32 bytes 32 bytes DDRAM 40 bytes 60 bytes 60 bytes SEGRAM 16 bytes 8 bytes 8 bytes Segment signals 42 60 60 Common signals 17 34 34 Liquid crystal drive waveform BB B Clock source External resistor or external clock External resistor or external clock External resistor or external clock Rf oscillation frequency 160 kHz ± 30% 1-line mode: 40 kHz ± 30% 2-line mode: 80 kHz ± 30% 3-line mode: 120 kHz ± 30% 4-line mode: 160 kHz ± 30% 1-line mode: 40 kHz ± 30% 2-line mode: 80 kHz ± 30% 3-line mode: 120 kHz ± 30% 4-line mode: 160 kHz ± 30% Liquid crystal voltage booster circuit Double or triple booster circuit Double or triple booster circuit Double or triple booster circuit Liquid crystal drive operational amplifier None Built-in for each V1 to V5 Built-in for each V1 to V5 Bleeder-resistor for liquid crystal drive External Internal 1/4 and 1/6 bias resistors Internal 1/4 and 1/6 bias resistors Liquid crystal contrast adjuster None Incorporated Incorporated Key scan circuit 5 × 6 = 30 keys None 4 × 8 = 32 keys Extension driver control signal Independent control signal None None Reset function Internal reset circuit or reset input Reset input Reset input Horizontal smooth scroll Dot unit and line unit Impossible Impossible Vertical smooth scroll Impossible Dot (raster-row) unit Dot (raster-row) unit Number of displayed lines 1 or 2 1, 2, 3, or 4 1, 2, 3, or 4 Low power control Low power mode and sleep mode Standby mode and sleep mode Standby mode and sleep mode Bus interface Serial I2C, serial, 4, or 8 bits I2C or clock-synchronized serial Package 100-pin QFP1420 100-pin TQFP1414 100-pin bare chip Slim chip with/without bumps TCP Slim chip with/without bumps TCP |
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Similar Description - HCD66727A03 |
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