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HD66710 データシート(PDF) 3 Page - Hitachi Semiconductor |
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HD66710 データシート(HTML) 3 Page - Hitachi Semiconductor |
3 / 73 page HD66710 293 LCD-II Family Comparison Item LCD-II (HD44780U) HD66702R HD66710 HD66712U Power supply voltage 2.7V to 5.5V 5V ±10% (standard) 2.7V to 5.5V (low voltage) 2.7V to 5.5V 2.7V to 5.5V Liquid crystal drive voltage 3.0V to 11V 3.0V to 8.3V 3.0V to 13.0V 2.7V to 11.0V Maximum display digits per chip 8 characters × 2 lines 20 characters × 2 lines 16 characters × 2 lines/ 8 characters × 4 lines 24 characters × 2 lines/ 12 characters × 4 lines Segment display None None 40 segments 60 segments Display duty cycle 1/8, 1/11, and 1/16 1/8, 1/11, and 1/16 1/17 and 1/33 1/17 and 1/33 CGROM 9,920 bits (208 5 × 8 dot characters and 32 5 × 10 dot characters) 7,200 bits (160 5 × 7 dot characters and 32 5 × 10 dot characters) 9,600 bits (240 5 × 8 dot characters) 9,600 bits (240 5 × 8 dot characters) CGRAM 64 bytes 64 bytes 64 bytes 64 bytes DDRAM 80 bytes 80 bytes 80 bytes 80 bytes SEGRAM None None 8 bytes 16 bytes Segment signals 40 100 40 60 Common signals 16 16 33 34 Liquid crystal drive waveform ABB B Bleeder resistor for LCD power supply External (adjustable) External (adjustable) External (adjustable) External (adjustable) Clock source Extenal resistor or external clock External resistor or external clock External resistor or external clock External resistor or external clock R f oscillation frequency (frame frequency) 270 kHz ±30% (59 to 110 Hz for 1/8 and 1/16 duty cycle; 43 to 80 Hz for 1/11 duty cycle) 320 kHz ±30% (70 to 130 Hz for 1/8 and 1/16 duty cycle; 51 to 95 Hz for 1/11 duty cycle) 270 kHz ±30% (56 to 103 Hz for 1/17 duty cycle; 57 to 106 Hz for 1/33 duty cycle) 270 kHz ±30% (56 to 103 Hz for 1/17 duty cycle; 57 to 106 Hz for 1/33 duty cycle) R f resistance 91 k Ω: 5-V operation; 75 k Ω: 3-V operation 68 k Ω: 5-V operation; 56 k Ω: (3-V operation) 91 k Ω: 5-V operation; 75 k Ω: 3-V operation) 130 k Ω: 5-V operation; 110 k Ω: 3-V operation Liquid crystal voltage booster circuit None None 2-3 times step- up circuit 2-3 times step- up circuit |
同様の部品番号 - HD66710 |
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同様の説明 - HD66710 |
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