UPD720114 查看數據表（PDF） - NEC => Renesas Technology

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UPD720114

ECOUSB™ Series USB 2.0 HUB CONTROLLER

NEC => Renesas Technology 

μPD720114

2. ELECTRICAL SPECIFICATIONS

2.1 Buffer List

• 2.5 V Oscillator interface

X1, X2

• 5 V tolerant Schmitt input buffer

CSB1, VBUSM

• 3.3 V Schmitt input buffer

CSB(4:2),BUS_B, SYSRSTB, TEST

• 3.3 V IOL = 12 mA output buffer

GREEN

• 3.3 V input and 3.3 V IOL = 3 mA output buffer

PPB(4:1), LED(4:1)

• 3.3 V input and IOL = 12 mA output buffer

AMBER

• USB2.0 interface

DPU, DMU, DP(4:1), DM(4:1), RREF

Above, “5 V” refers to a 3 V input buffer that is 5 V tolerant (has 5 V maximum input voltage). Therefore, it is

possible to have a 5 V connection for an external bus.

Data Sheet S17462EJ4V0DS

7

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