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ALC658-LF 数据表(PDF) 36 Page - Realtek Semiconductor Corp. |
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ALC658-LF 数据表(HTML) 36 Page - Realtek Semiconductor Corp. |
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36 / 51 page ![]() ALC658 Datasheet Six-Channel AC’97 2.3 Audio Codec Rev. 1.3 32 7. Electrical Characteristics 7.1. Absolute Maximum Ratings Table 50. Absolute Maximum Ratings Parameter Symbol Minimum Typical Maximum Units Power Supplies: Digital Analog DVDD AVDD 3.0 3.0 3.3 5.0 3.6 5.5 V V Ambient Operating Temperature Ta 0 - +70 oC Storage Temperature Ts +125 oC ESD (Electrostatic Discharge) Susceptibility Voltage Pin 33 (Vrefout2) 3000V Pin 37 (Vrefout3) 3500V Other 4500V 7.1.1. Threshold Hold Voltage Dvdd= 3.3V ±5%, Tambient=250C, with 50pF external load. Table 51. Threshold Hold Voltage Parameter Symbol Minimum Typical Maximum Units Input voltage range Vin -0.30 - Dvdd+0.30 V Low level input voltage (SYNC, SDATA_OUT, RESET#) VIL - 0.7 0.35Dvdd V Low level input voltage (XTAL_IN,BIT_CLK) VIL - 1.0 0.35Dvdd V Low level input voltage (Other digital pins) VIL - 1.2 0.35Dvdd V High level input voltage (SYNC, SDATA_OUT, RESET#) VIH 0.4DVdd 1.7 - V High level input voltage (XTAL_IN,BIT_CLK) VIH 0.4DVdd 2.2 - V High level input voltage (Other digital pins) VIH 0.4DVdd 1.7 - V High level output voltage VOH 0.9DVdd - V Low level output voltage VOL - - 0.1DVdd V Input leakage current - -10 - 10 µA Output leakage current (Hi-Z) - -10 - 10 µA Output buffer drive current - - 5 - mA Internal pull up resistance - 30k 50k 100k Ω |
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