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CH9103DS1.PDF
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CH9103 datasheet, USB to dual serial ports, supports up to 3M baud rate, serial port signals support 5V/3.3V/2.5V/1.8V, provides RS485 direction control and GPIO and other signal pins, built-in crystal oscillator, QFN40 package. Built-in Unique USB Serial Number, supports USB parameters configuration. CH9103 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver. |
1.1 |
2023-03-03 |
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USBMSER.exe
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CH9344/CH348 USB to multi serial ports one-key installation driver for Windows, supports Windows 11/10/8.1/8/7/VISTA/XP/2000, Server 2022/2019/2016/2012/2008/2003 -32/64-bit. Microsoft WHQL/HCK Certified. Used to distribute to user with the product. |
2.0 |
2023-10-19 |
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USBMSER.ZIP
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CH9344/CH348 USB to multi serial ports driver for Windows, supports Windows 11/10/8.1/8/7/VISTA/XP/2000, Server 2022/2019/2016/2012/2008/2003 -32/64-bit. Microsoft WHQL/HCK Certified. Used to facilitate the integration of product applications. |
2.0 |
2023-10-19 |
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PRODUCT_GUIDE.P...
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Electronic selection of product selection manual, please refer to related product technical manual for more technical information. |
3.3 |
2024-07-06 |
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PACKAGE.PDF
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Common package dimensions for CH series ICs: DIP, SKDIP, SDIP, SOP, SSOP, MSOP, QFP, LQFP, QFN, ... |
3.6 |
2023-12-20 |