HT42B534-2 Datasheet | Holtek Semiconductor

HT42B534-x USB to UART Bridge IC 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 ponents - USB interface - - USB 2.0 Full Speed patible - - Implements USB protocol posite device: - - munication Device Class (CDC) for munications and configuration - - Human Interface Device (HID) for user configure USB VID, PID and device description 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 buffer - - UART Data formats supported: - - Data bits: 8 - - Stop bits: 1 and 2 - - Parity: odd, even, no parity - - Supports RTS/CTS pins for auto flow control - - Supports RX pin resume signal to request a remote wake-up - - Supports automatic resynchronization function - Supports standard Windows® drivers for Virtual Port (VCP): Windows XP (SP2), Vista, Widows 7 & Windows 8 (only an INF file is required), Windows 10 - Supports Android 4.0 or later version and Mac OS X - Integrated 256 bytes EEPROM for user memory - Package types: 8-pin SOP, 10-pin SOP/MSOP, 16-pin NSOP General Description The HT42B534-x device is a high performance USB to UART bridge controller with fully integrated USB and UART interface functions, designed for applications that municate with various types of UART. The device includes a USB 2.0 full speed patible interface which is used for PC munication. The device also includes a fully integrated high speed oscillator which is used as clock source for the USB and UART baud rate generator. The baud rate generator can support up to 3Mbps of baud rate for the UART...