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MPC8548ECPXATHC датащи(PDF) 59 Page - Freescale Semiconductor, Inc |
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MPC8548ECPXATHC датащи(HTML) 59 Page - Freescale Semiconductor, Inc |
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59 / 151 page ![]() MPC8548E PowerQUICC III Integrated Processor Hardware Specifications, Rev. 9 Freescale Semiconductor 59 GPOUT/GPIN 14 GPOUT/GPIN This section describes the DC and AC electrical specifications for the GPOUT/GPIN bus of the device. 14.1 GPOUT/GPIN Electrical Characteristics Table 47 and Table 48 provide the DC electrical characteristics for the GPOUT interface. Table 49 and Table 50 provide the DC electrical characteristics for the GPIN interface. Table 47. GPOUT DC Electrical Characteristics (3.3 V DC) Parameter Symbol Min Max Unit Supply voltage 3.3 V BVDD 3.13 3.47 V High-level output voltage (BVDD =min, IOH =–2 mA) VOH BVDD –0.2 — V Low-level output voltage (BVDD =min, IOL =2mA) VOL —0.2 V Table 48. GPOUT DC Electrical Characteristics (2.5 V DC) Parameter Symbol Min Max Unit Supply voltage 2.5 V BVDD 2.37 2.63 V High-level output voltage (BVDD =min, IOH = –1 mA) VOH 2.0 BVDD + 0.3 V Low-level output voltage (BVDD min, IOL = 1 mA) VOL GND – 0.3 0.4 V Table 49. GPIN DC Electrical Characteristics (3.3 V DC) Parameter Symbol Min Max Unit Supply voltage 3.3 V BVDD 3.13 3.47 V High-level input voltage VIH 2BVDD + 0.3 V Low-level input voltage VIL –0.3 0.8 V Input current (BVIN 1 = 0 V or BV IN =BVDD) IIN —±5 A Note: 1. The symbol BVIN, in this case, represents the BVIN symbol referenced in Table 1. |
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