HT42B534-x Datasheet (Holtek Semiconductor)

HT42B534-x, USB to UART Bridge IC

strings * * Internal 1.5kΩ pull-high resistor on D+ pin * Fully-duplex Universal Asynchronous Receiver and Transmitter Interface * UART * * Supports Baud Rate up to 3Mbps * * Supports maximum 128 bytes transmit buffer and 128 bytes receive

HT42B534-x Features

* Operating Voltage (VDD): 3.3V~5.5V

* UART pin Voltage (VDDIO): 1.8V~VDD (Less than VDD voltage)

* Power down and wake-up functions to reduce power consumption

* Fully integrated 12MHz oscillator with 0.25% accuracy for all USB modes which requires no external compon