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HUSB251 Datasheet(PDF) 9 Page - Hynetek Semiconductor Co., Ltd. |
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HUSB251 Datasheet(HTML) 9 Page - Hynetek Semiconductor Co., Ltd. |
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9 / 21 page ![]() Data Sheet HUSB251 ©2023 Hynetek Semiconductor Co., Ltd. All rights reserved. Page 9 of 21 Parameter Symbol Test Conditions/Comments Min Typ Max Unit Thermal Shut Down Hysteresis TSDHys 20 °C ADC ADC Resolution NADC 11 Bit ADC Reference Voltage VADC 2.5 V ADC Sample Rate fADC 125 kHz GPIO Digital Output High Voltage VOH_D Source current = 2 mA 3.3 V Digital Output Low Voltage VOL_D Sink current = 2 mA 0.4 V Digital Input High Voltage VIH_D 1.4 V Digital Input Low Voltage VIL_D 1 V Internal Pull-up Resistor RGPIO_PU 35 kΩ Internal Pull-down Resistor RGPIO_PD 35 kΩ I2C(SDA,SCL) Input Leakage Current Output Low Voltage Input Low Voltage Input High Voltage Input High Hysteresis SCL Clock Frequency ILKG_I2C VOL_I2C VOL_I2C VHL_I2C VHYS_I2C FSCL_I2C VDD=3.3 V Sink current is 2 mA I2C Pull up voltage is 3.3 V I2C Pull up voltage is 3.3 V I2C Pull up voltage is 3.3 V -3 2.31 0.17 50 3 0.4 0.99 400 mA V V V V kHZ UART(UTX,URX) Output Low Voltage Output High Voltage Output Impedance Input Low Voltage Input High Voltage Input High Hysteresis UATR Tx Baud Rate VOL_UART VOH_UART RO_UART VIL_UART0 VIL_UART1 VHL_UART0 VHL_UART1 VHYS_UART FBR_UART0 FBR_UART1 FBR_UART2 Sink current is 0.5 mA Source current is 0.5 mA 35 1.4 2.31 0.2 103.7 51.84 34.56 115.2 57.6 38.4 0.4 0.9V 75 0.99 0.54 126.7 63.36 42.24 V V Ω V V V V V kHZ kHZ kHZ |
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