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USB334X 数据表(PDF) 13 Page - Microchip Technology |
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USB334X 数据表(HTML) 13 Page - Microchip Technology |
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13 / 92 page ![]() 2009-2018 Microchip Technology Inc. DS00002646A-page 13 USB334x 3.0 LIMITING VALUES 3.1 Absolute Maximum Ratings 3.2 Recommended Operating Conditions TABLE 3-1: ABSOLUTE MAXIMUM RATINGS Parameter Symbol Conditions MIN TYP MAX Units VBUS, VBAT, ID, DP, DM, SPK_L, and SPK_R voltage to GND VMAX_5V Voltage measured at pin. VBUS tolerant to 30V with external RVBUS. -0.5 +6.0 V Maximum VDD18 voltage to Ground VMAX_18V -0.5 2.5 V Maximum VDD33 voltage to Ground VMAX_33V -0.5 4.0 V Maximum VDDIO voltage to Ground (USB3343) VMAX_IOV -0.5 4.0 V Maximum I/O voltage to Ground (USB3341, USB3346, and USB3347) VMAX_IN -0.5 2.5 V Maximum I/O voltage to Ground (USB3343) VMAX_IN -0.5 VDDIO + 0.7 Operating Temperature TMAX_OP -40 85 C Storage Temperature TMAX_STG -55 150 C Note: Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. TABLE 3-2: RECOMMENDED OPERATING CONDITIONS Parameter Symbol Conditions MIN TYP MAX Units VBAT to GND VBAT 3.0 5.5 V VDD33 to GND VDD33 3.0 3.3 3.6 V VDD18 to GND VDD18 1.6 1.8 2.0 V VDDIO to GND VDDIO 1.6 1.8-3.3 3.6 V Input Voltage on Digital Pins (RESETB, STP, DIR, NXT, DATA[7:0]) (USB3341, USB3346, and USB3347) VI 0.0 VDD18 V |
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