All Maxim USB Controllers Feature:
- 3-Wire or 4-Wire SPI Interface
- SPI Bandwidth Up to 26MHz
- ±15kV ESD Protection (D+,D-, and VBCOMP)
- Integrated Full-Speed USB Transceiver
Select From:
- MAX3420E: Peripheral Operation, 4 GPIOs
- MAX3421E: Host/Peripheral Operation, 8 GPIOs
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