HT42B533-1 Datasheet | Holtek Semiconductor

HT42B533-x USB to SPI Bridge IC Features - Operating Voltage (VDD): 3.3V~5.5V - SPI pins Voltage (VDDIO): 1.8V~VDD (Less than VDD voltage) - Fully integrated internal 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 - - Integrated an internal 1.5kΩ pull-high resistor on D+ pin - Serial Interface - SPI - - Supports clock rate up to 8MHz - - Supports Master and Slave modes decided by AP mand - - Supports maximum 128 bytes transmit buffer and 128 bytes receive buffer - - Supports SDI (Master mode) / SCS (Slave mode) pin resume signal to request a remote wake-up - - Supports VDDIO pin for SPI pins power supply - Support standard Windows® drivers for Virtual Port (VCP): Windows XP (SP2), Vista, Windows 7, Windows 8, Windows 8.1 (only an INF file is required) and Windows 10. - Support Android 4.0 or later version and Mac OS X - Integrated 256 bytes internal true EEPROM for user memory - Power down and wake-up functions to reduce power consumption - Package types: 10-pin MSOP, 16-pin NSOP General Description The HT42B533-x is a high performance USB to SPI bridge controller with fully integrated USB and SPI interface functions, designed for applications that municate with various types of SPI. The device includes a USB 2.0 full speed patible interface which is used for PC mication. The device also includes a fully integrated high speed oscillator which is used for USB and SPI clock generator. USB Bridge IC Naming Rules HT42B 5 3 3 - x Product Family HT42B = Holtek Bridge IC Bridge Series of Host 5 =...