5pcs CH340N CH330N SOP-8 USB to serial port chip built-in crystal oscillator

Description

Specifications:
1 Overview
CH330 is a USB-to-serial chip, used to expand asynchronous serial ports for computers, or upgrade ordinary serial devices to USB bus.
2. Features
●Simulation standard serial port, used to upgrade the original serial port peripherals, or add additional serial ports via USB.
●The serial port application program under the Windows operating system on the computer is fully compatible and does not need to be modified.
●Hardware full-duplex serial port, built-in independent transceiver buffer, support communication baud rate 100bps～2Mbps.
●Support 7 or 8 data bits, support odd check/even check/mark check/blank check.
●Provide RS232, RS485 and other interfaces through external level conversion devices.
●Support 5V power supply voltage and 3.3V power supply voltage.
Package Including:
Chip x 5pcs
Payment:
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Shipping:
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Orders processed within 24-48 hours of payment verification. it will take 15-25 days for delivery. but Customs will random inspection some parcel, so that's why some parcel need more than four weeks to arrive. Shipping time is only estimated and not guaranteed.
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Package to USA will Shipping by E-Package with Tracking Number(7-15 Days to Delivered). To other Countries will shipping by Post Air Mail without tracking number(ONLY when the order is over 20USD will supply Tracking Number Shipping Way!)(15-35 Days to Delivered)
Items are shipped via China Post Air Mail.
Guarantee
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