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USB5744 数据表(PDF) 11 Page - Microchip Technology

部件名 USB5744
功能描述  4-Port SS/HS USB Controller Hub
PDF  51 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

USB5744 数据表(HTML) 11 Page - Microchip Technology

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 2022 Microchip Technology Inc. and its subsidiaries
DS00001855L-page 11
USB5744
TABLE 3-3:
USB 3.2 GEN 1 PIN DESCRIPTIONS
Num
Pins
Symbol
Buffer
Type
Description
1
USB3UP_TXDP
IO-U
USB 3.2 Gen 1 upstream SuperSpeed transmit data plus.
1
USB3UP_TXDM
IO-U
USB 3.2 Gen 1 upstream SuperSpeed transmit data minus.
1
USB3UP_RXDP
IO-U
USB 3.2 Gen 1 upstream SuperSpeed receive data plus.
1
USB3UP_RXDM
IO-U
USB 3.2 Gen 1 upstream SuperSpeed receive data minus.
4
USBDN_TXDP[4:1]
IO-U
USB 3.2 Gen 1 downstream ports 4-1 SuperSpeed transmit data plus.
Note:
If unused, leave floating.
4
USBDN_TXDM[4:1]
IO-U
USB 3.2 Gen 1 downstream ports 4-1 SuperSpeed transmit data
minus.
Note:
If unused, leave floating.
4
USBDN_RXDP[4:1]
IO-U
USB 3.2 Gen 1 downstream ports 4-1 SuperSpeed receive data plus.
Note:
If unused, leave floating.
4
USBDN_RXDM[4:1]
IO-U
USB 3.2 Gen 1 downstream ports 4-1 SuperSpeed receive data
minus.
Note:
If unused, leave floating.
TABLE 3-4:
USB 2.0 PIN DESCRIPTIONS
Num
Pins
Symbol
Buffer
Type
Description
1
USB2UP_DP
IO-U
USB 2.0 upstream data plus (D+).
1
USB2UP_DM
IO-U
USB 2.0 upstream data minus (D-).
4
USB2DN_DP[4:1]
IO-U
USB 2.0 downstream ports 4-1 data plus (D+).
PRT_DIS_P[4:1]
I
Port 4-1 D+ Disable Configuration Strap.
These configuration straps are used in conjunction with the corre-
sponding PRT_DIS_M[4:1] straps to disable the related port (4-1).
Refer to Section 3.4.2, "Port Disable Configuration (PRT_DIS_P[4:1] /
PRT_DIS_M[4:1])" for more information.
See Note 2.
4
USB2DN_DM[4:1]
IO-U
USB 2.0 downstream ports 4-1 data minus (D-).
PRT_DIS_M[4:1]
I
Port 4-1 D- Disable Configuration Strap.
These configuration straps are used in conjunction with the corre-
sponding PRT_DIS_P[4:1] straps to disable the related port (4-1).
Refer to Section 3.4.2, "Port Disable Configuration (PRT_DIS_P[4:1] /
PRT_DIS_M[4:1])" for more information.
See Note 2.



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