BUY DS9638CM https://www.utsource.net/itm/p/11646549.html

The DS9638CM is a high-speed, low-power, quad-channel RS-232 line driver/receiver from Maxim Integrated. It is designed to provide an interface between a standard RS-232 port and a microcontroller or other digital logic. Description: The DS9638CM is a quad-channel RS-232 line driver/receiver designed to provide an interface between a standard RS-232 port and a microcontroller or other digital logic. It is capable of operating at data rates up to 250kbps and is designed to meet the requirements of the EIA/TIA-232-F standard. The device features a low power consumption of only 1.2 mA per channel, making it ideal for battery-powered applications. The device also features a low-voltage shutdown mode, which reduces power consumption to less than 1 μA. Features: Quad-channel RS-232 line driver/receiver Data rates up to 250kbps Meets EIA/TIA-232-F standard Low power consumption of only 1.2 mA per channel Low-voltage shutdown mode reduces power consumption to less than 1 μA Available in an 8-pin SOP package Applications: Point-of-sale terminals Modems Industrial control systems Automotive applications Barcode scanners Portable instruments (For reference only)