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PCF1175CU 数据表(PDF) 13 Page - NXP Semiconductors |
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PCF1175CU 数据表(HTML) 13 Page - NXP Semiconductors |
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13 / 20 page ![]() 1997 Apr 16 13 Philips Semiconductors Product specification 4-digit duplex LCD car clock PCF1175C APPLICATION INFORMATION Fig.8 Typical application diagram. (1) To be placed close to the IC. MSB225 OSC IN OSC OUT 3 4 OSCILLATOR AM/PM COUNTER HOURS COUNTER MINUTES COUNTER SECONDS COUNTER ADJUSTABLE DIVIDER EEPROM CONTROL LOGIC VOLTAGE REGULATOR 7 VPP 11 FLASH 8TS 9 ENABLE S1 S2 1 DATA SEL 12 2 13 6 5 VSS MODE DECODER DECODER BP1 28 26 14 segment drivers to LCD PCF1175C 12 V 6.8 k Ω I DD (1) 100 nF VDD C ext 47 µF BP2 27 10 |
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