Note: Domestic max3232 chip chip, there are some buyers purchase found no compatibility problems, please confirm before buyers to purchase the chip compatible with your system, to avoid buying the wrong, thank you!?
Buyer issue summary (we will buyers case problems are listed after the purchase, the buyer for future reference, we believe that the case of failure is greater than the benefits of successful cases buyers): ? A Lenovo notebook + Serial small plate (max3232) + usb to serial cable (340 drivers) Download stc89c52 not use; Lenovo desktop + Serial small plates (max3232) + usb to serial cable (340 drivers) ? Download stc89c52 normal use; max3232 chip will replace max232 Lenovo laptop + Serial small plates (max232) + usb to serial cable (340 drivers) can normally download download stc89c52 ? Initially concluded: After max3232 through usb to serial cable, may have incompatibilities with certain notebooks. Buyers encountered a similar situation, you can select the appropriate serial chip based on the above test results. ? 2 Samsung 2440 development board + max3232 small plate Operating voltage 3.3v serial communications found is not normal, the voltage rises to 3.8v will work properly. ? We only guarantee the module can be used for serial communication, does not provide guidance related to Brush! Does not provide technical support, do not have any information!?
Packaging & Shipping
Shenzhen Xiefengda Technology Co,.ltd?specialize in electronic components such as ic , capcaitor , diode , fuse, transistor , resistor and so on .We have done this business over 10
years,having builded long-term cooperation relationships with lots of famous factories and agents all over the world .?We?have?been?committed?to?offering?the?broadest?selection?of?in stock?
electronic?components,as?well?as?providing?the?lowest?price?at?the?fastest?speed,whatever?products?you?are?sourcing. We possess strict quality control system as well as professional testing equipment and experienced electronics engineers.
All products will be tested and evaluated strictly before shipment.We offer the longest warranty period than any others,you can 100% return or exchange the goods within warranty .
Answer : Yes !Our parts could accept any kinds of testing , if there is any quality problems we will take responsible .
What is your warranty ?
Answer :?Within 60 days after package have been received .?
How to pay the order ?
Answer : We could accept TT , Escrow , Paypal , Western Union and Alipay .After the order have been confirmed the invoice will be sent for reference .Then make payment as the way you like , as soon as the payment have been confirmed ,we will arrange shippment within 3 days .
Answer :?If?there?is?any?quality?problems or questions ,?we?could offer technical support or return service .
?What is your lead time ?
Answer :There are no lead times for in-stock products.?Most of the parts could be shipped out within 3 days after payment have been confirmed.
May I have a sample for testing ??
?Answer :Yes ! Only to pay shipping cost ,free samples could be sent for testing?