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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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HT45B0K 데이터시트(PDF) 3 Page - Holtek Semiconductor Inc |
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HT45B0K 데이터시트(HTML) 3 Page - Holtek Semiconductor Inc |
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3 / 23 page  Rev 1.00 March 22, 2010 3 HT45B0K SPI to USB Bridge D.C. Characteristics Symbol Parameter Test Conditions Min. Typ. Max. Unit VDD Conditions VDD Operating Voltage ― fCLKI=6MHz or 12MHz 3.3 ― 5.5 V IDD Operating Current (SPI Enabled, USB Transceiver and 3.3V Regulator On) 3.3V fCLKI=6MHz, SCK= fCLKI/4 ― 4.0 6.0 mA 5.0V ― 6.5 10 mA 3.3V fCLKI=12MHz, SCK= fCLKI/4 ― 4.0 7.0 mA 5.0V ― 7.0 10 mA ISUS Suspend Current (SPI Enabled, USB Suspend and 3.3V Regulator On) ― Output no load, SUSP2=1 (bit 4 in UCC) ― 400 500 μA ISTB Standby Current (SPI Disabled, USB Disabled and 3.3V Regulator Off) ― Output no load ― 0.1 1 μA VIL1 Input Low Voltage for I/O pins ―― 0 ― 0.3×VDD V VIH1 Input High Voltage for I/O pins ―― 0.7×VDD ― VDD V VIL2 Input Low Voltage for CLKI ―― 0 ― 0.3×VDD V VIH2 Input High Voltage for CLKI ―― 0.7×VDD ― VDD V IOL I/O pins Sink Current 3.3V VO=0.1×VDD 4.0 12 ― mA 5.0V 10 25 ― mA IOH I/O pins Source Current 3.3V VO=0.9×VDD -4.0 -5.0 ― mA 5.0V -5.0 -10 ― mA RPH Pull-high Resistance for only 3.3V ― 15 45 75 kΩ 5V 10 30 50 kΩ |
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