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WM8148 Datasheet(PDF) 6 Page - Wolfson Microelectronics plc |
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WM8148 Datasheet(HTML) 6 Page - Wolfson Microelectronics plc |
6 / 43 page WM8148 Production Data WOLFSON MICROELECTRONICS LTD PD Rev 4.0 April 1999 6 TEST CONDITIONS AVDD = 4.75 to 5.25V, DVDD1 and DVDD2 = 2.97 to 5.25V, AGND = DGND = 0V, TA = 0 to 70 °C, MCLK = 48MHz unless otherwise stated (AVDD denotes the voltage applied to all AVDD pins). PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT DIGITAL SPECIFICATIONS Digital Inputs High level input voltage VIH 0.8 ∗ DVDD1 V Low level input voltage VIL 0.2 ∗ DVDD1 V High level input current IIH 1 µA Low level input current IIL 1 µA Input capacitance CI 5pF Digital Outputs High level output voltage VOH IOH = 1mA, DVDD = DVDD1 or DVDD2 DVDD - 0.5 V Low level output voltage VOL IOL = 1mA 0.5 V High impedance output current IOZ 1 µA Output rise/fall time CLOAD = 10pF 3 ns Digital IO Pins Applied high level input voltage VIH 0.8 ∗ DVDD2 V Applied low level input voltage VIL 0.2 ∗ DVDD2 V High level output voltage VOH IOH = 1mA DVDD2 - 0.5 V Low level output voltage VOL IOL = 1mA 0.5 V Low level input current IIL 1 µA High level input current IIH 1 µA High impedance output current IOZ 1 µA Output rise/fall time CLOAD = 10pF 3 ns Input capacitance CI 5pF SUPPLY CURRENTS Total supply current – active 75 100 mA Total analogue supply current – active IAVDD 73 mA Total digital supply current – active IDVDD 2mA Supply current – disabled 110 µA |
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