USB4712

DS00002774G-page 8

 2018-2021 Microchip Technology Inc.

3.0

PIN DESCRIPTIONS AND CONFIGURATION

The pin assignments for the USB4712 family are detailed in Section 3.1, "USB4712 Pin Assignments". Pin descriptions

are provided in Section 3.2, "Pin Descriptions".

3.1

USB4712 Pin Assignments

The device pin diagram for the USB4712 can be seen in Figure 3-1. Table 3-1 provides a USB4712 pin assignments

table. Pin descriptions are provided in Section 3.2, "Pin Descriptions".

FIGURE 3-1:

USB4712 PIN ASSIGNMENTS

Note:

Configuration straps are identified by an underlined symbol name. Signals that function as configuration

straps must be augmented with an external resistor when connected to a load.

Ground Pad

(must be connected to VSS)

Indicates pins on the bottom of the device.

VDDPLLREF33

RBIAS

XTALI/CLK_IN

XTALO

VSS

USBH_DP0

VDDIO33

USBH_DM0

SMB1_CLK

SMB1_DAT

SQI_D2

VDDIO33

SPI_CE_N/SQI_CE_N/CFG_NON_REM

SPI_CLK/SQI_CLK

SPI_DO/SQI_D0

VDDIO33

SPI_DI/SQI_D1/CFG_BC_EN

NC

PRT_CTL1/OCS1

VDDCR12

31

32

33

35

36

34

37

39

40

38

19

18

17

16

15

14

13

12

11

20

Microchip

USB4712

(Top View 40-VQFN)

*FLEX_CMD available by default on

USB4712PF only