Overview
The USB5742/2G is a USB IC made by Microchip Technology in a QFN-56-EP(7x7) package with 57 pins. 0℃~+70℃ 1.5Mbps、12Mbps、480Mbps、5Gbps 2 3.3V USB 2.0、USB 3.2 USB Hub QFN-56-EP(7x7) USB Converters ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:USB5742_2G, from EasyEDA) and its footprint (EasyEDA_Cloud:QFN-56_L7.0-W7.0-P0.40-TL-EP4.6, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C633617).
Symbol
Footprint
Parameters
7- Applications Function
- USB Hub
- Data Rate
- 12Mbps, 5Gbps, 1.5Mbps, 480Mbps
- Features
- FIFO buffer；Shutdown mode
- Number of Channels
- 2
- Operating Temperature
- 0℃~+70℃
- USB Protocol
- USB 2.0, USB 3.2
- Voltage - Supply
- 3.3V
Order codes
1- USB5742/2GLCSC C633617
Pinout
57| Pin | Name | Type |
|---|---|---|
| 1 | USB2DN_DP1/PRT_DIS_P1# | Unspecified |
| 2 | USB2DN_DM1/PRT_DIS_M1# | Unspecified |
| 3 | USB3DN_TXDP1 | Unspecified |
| 4 | USB3DN_TXDM1 | Unspecified |
| 5 | VDD12 | Unspecified |
| 6 | USB3DN_RXDP1 | Unspecified |
| 7 | USB3DN_RXDM1 | Unspecified |
| 8 | USB2DN_DP2/PRT_DIS_P2# | Unspecified |
| 9 | USB2DN_DM2/PRT_DIS_M2# | Unspecified |
| 10 | USB3DN_TXDP2 | Unspecified |
| 11 | USB3DN_TXDM2 | Unspecified |
| 12 | VDD12 | Unspecified |
| 13 | USB3DN_RXDP2 | Unspecified |
| 14 | USB3DN_RXDM2 | Unspecified |
| 15 | VDD12 | Unspecified |
| 16 | VDD33 | Unspecified |
| 17 | NC | Unspecified |
| 18 | NC | Unspecified |
| 19 | NC | Unspecified |
| 20 | NC | Unspecified |
| 21 | VDD12 | Unspecified |
| 22 | NC | Unspecified |
| 23 | NC | Unspecified |
| 24 | NC | Unspecified |
| 25 | NC | Unspecified |
| 26 | NC | Unspecified |
| 27 | NC | Unspecified |
| 28 | VDD12 | Unspecified |
| 29 | NC | Unspecified |
| 30 | NC | Unspecified |
| 31 | VDD33 | Unspecified |
| 32 | GPIO20/GANG_PWR# | Unspecified |
| 33 | VDD12 | Unspecified |
| 34 | GPIO19 | Unspecified |
| 35 | PRT_CTL2 | Unspecified |
| 36 | PRT_CTL1 | Unspecified |
| 37 | VBUS_DET | Unspecified |
| 38 | SPI_CLK/SMCLK | Unspecified |
| 39 | SPI_DO/SMDAT | Unspecified |
| 40 | SPI_DI/CFG_BC_EN# | Unspecified |
| 41 | SPI_CE_N/CFG_NON_REM# | Unspecified |
| 42 | RESET_N | Unspecified |
| 43 | VDD12 | Unspecified |
| 44 | VDD33 | Unspecified |
| 45 | USB2UP_DP | Unspecified |
| 46 | USB2UP_DM | Unspecified |
| 47 | USB3UP_TXDP | Unspecified |
| 48 | USB3UP_TXDM | Unspecified |
| 49 | VDD12 | Unspecified |
| 50 | USB3UP_RXDP | Unspecified |
| 51 | USB3UP_RXDM | Unspecified |
| 52 | ATEST | Unspecified |
| 53 | XTALO | Unspecified |
| 54 | XTALI/CLK_IN | Unspecified |
| 55 | VDD33 | Unspecified |
| 56 | RBIAS | Unspecified |
| 57 | VSS | Unspecified |
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Is there a KiCad symbol and footprint for the USB5742/2G?
Yes. The symbol is EasyEDA_Cloud:USB5742_2G and the footprint EasyEDA_Cloud:QFN-56_L7.0-W7.0-P0.40-TL-EP4.6, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the USB5742/2G?
QFN-56-EP(7x7), with 57 pins. Its footprint is drawn on this page.
Where is the USB5742/2G datasheet?
Microchip Technology publishes it: the Datasheet link on this page opens it.
Where can I order the USB5742/2G?
JLCPCB lists it as part C633617, with 0 in stock; the sellers' links on this page open their listings.
What can replace the USB5742/2G?
Parts like it in the library: the USB5744T/2G by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.
