设计文件
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设计文件类型.
2 设计文件
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符号和尺寸
PCF1175CT-F2-SO28-CAD Symbol and PCB Footprint – BXL File
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符号和尺寸
PCF1175CT_F2-SO28-CAD Symbol and PCB Footprint – BXL File
Four-Digit Duplex LCD Car Clock
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The PCF1175C is a single chip, 4.19 MHz CMOS car clock circuit providing hours, minutes and seconds functions. It is designed to drive a 4-digit duplex liquid crystal display (LCD).
Two external single-pole, single-throw switches will accomplish all time setting functions. Time calibration and voltage regulator are electrically programmable via an on-chip EEPROM. The circuit is battery-operated via an internal voltage regulator and an external resistor.
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产品详情
Features
- Internal voltage regulator is electrically programmable for various LCD voltages
- Time calibration is electrically programmable (no trimming capacitor required)
- LCD voltage adjusts with temperature for good contrast
- 4.19 MHz oscillator
- 12-hour or 24-hour mode
- Operating ambient temperature: -40 to +85 °C
- 28-lead plastic SMD (SO28)
- 1 Hz set mode.
Target Applications
- Car radio
- Car audio systems.
部件编号包含： PCF1175CT, PCF1179CT.