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CP2102N-Axx-xQFN20
USB to UART master bridge, QFN-20
Schematic Symbol
Pin Configuration (21 pins)
| Pin | Name | Type |
|---|---|---|
| 1 | RS485/GPIO.1 | bidirectional |
| 2 | CLK/GPIO.0 | bidirectional |
| 3 | GND | power_in |
| 4 | D+ | bidirectional |
| 5 | D- | bidirectional |
| 6 | VDD | power_in |
| 7 | VREGIN | power_in |
| 8 | VBUS | input |
| 9 | ~{RST} | input |
| 10 | NC | no_connect |
| 11 | ~{SUSPEND} | output |
| 12 | GND | passive |
| 13 | ~{WAKEUP} | input |
| 14 | SUSPEND | output |
| 15 | ~{CTS} | input |
| 16 | ~{RTS} | output |
| 17 | RXD | input |
| 18 | TXD | output |
| 19 | ~{RXT}/GPIO.3 | bidirectional |
| 20 | ~{TXT}/GPIO.2 | bidirectional |
| 21 | GND | passive |
Footprint
This symbol references "Package_DFN_QFN:SiliconLabs_QFN-20-1EP_3x3mm_P0.5mm", which isn't in the footprint catalog yet.