HT42B532-1中文资料USB to I2C Bridge IC数据手册Holtek规格书

描述 Description

HT42B532-x 是一款内置完整 USB 和 I2C 接口功能的高性能 USB to I2C Bridge 控制 器，针对需与各种类型 I2C 通信的产品应 用而设计。内部 USB 接口支持 USB 2.0 全 速模式，可与 PC 通信；内建完整的高速 振荡器，为 USB 及 I2C 时钟提供时钟源。

特性 Features

Operating Voltage (VDD): 3.3V~5.5V
I2C 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 components
USB interface - USB 2.0 Full Speed compatible - Implements USB protocol composite device:     Communication Device Class (CDC) for communications 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 --I2C - Supports clock rate up to 400kHz - Supports Master and Slave modes decided by AP command - Supports maximum 62 bytes transmit buffer and 62 bytes receive buffer - Supports SDA (Master mode) and SCL or SDA (Slave mode) pins resume signal to request a remote wake-up - Supports VDDIO pin for I2C and A0~A1 pins power supply
Support standard Windows® drivers for Virtual Com 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: 8-pin SOP, 10-pin MSOP