USB4712 datasheet(38/43 Pages) MICROCHIP

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USB4712

DS00002774G-page 38

 2018-2021 Microchip Technology Inc.

APPENDIX A: DATA SHEET REVISION HISTORY

TABLE A-1:

REVISION HISTORY

Revision Level & Date

Section/Figure/Entry

Correction

DS00002774G (06-01-21)

Figure 3-1, "USB4712 Pin Assign-

ments", Table 3-1, "USB4712 Pin

Assignments"

Added FLEX_CMD pin function to GPIO11

pin and note regarding availability.

Table 3-2, "Pin Descriptions"

• Added FLEX_CMD pin definition to

Miscellaneous section of table.

• Added notes to SMB1_CLK, SMB1_-

DAT, SMB2_CLK, SMB2_DAT,

UART_TX, UART_RX, GPIO6, GPIO11

pin descriptions regarding availability in

USB4712PF.

DS00002774F (08-17-20)

Section 2.1, "General Description"

Note added: “Auto-FlexConnect requires

Battery Charging v1.2 to always be enabled

to function. BC1.2 on USB4712PF may be

optionally enabled or disabled without any

negative effect.”

Table 3.2, "Pin Descriptions"

Description modified for Test 1, Test 2 and

Test 3.

Section 3.3.2, "Battery Charging

Configuration (CFG_BC_EN)"

Note added: “BC1.2 must be enabled for

Auto-FlexConnect feature to operate.

USB4712PF may optionally leave BC1.2

enabled or disabled with no negative effect

to standard (non-Automatic) FlexConnect

operation.”

Section 8.2, "Auto-FlexConnect"

Note added: “The Auto-FlexConnect feature

requires that USB Battery Charging (BC1.2)

be enabled.”

Section 9.2, "Operating Condi-

tions**"

Supply Voltage Rise Time modified.

Table 9-3, "I/O DC Electrical Char-

acteristics"

• MAX values added for I Type Input Buf-

fer and IS Type Input Buffer

• The following note removed: “0.42V for

interfaces using open drain with pull-

ups to voltages up to 2.1V,



0.34V for interfaces using open drain

with pull-ups to voltages greater than

2.1V”

DS00002774E (06-01-20)

Table 2-1, "Family Feature Matrix"

Hub Feature Controller for USB4712LS

modified.

Figure 5-1, "Hub Mode Flowchart"

Diagram updated.

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