{"product_id":"sle4442-contact-smart-card","title":"SLE4442 Contact Memory Smart Card","description":"\u003ch1\u003eOverview\u003c\/h1\u003e\n\u003cp\u003eA white contact IC card for readers and development projects that explicitly support SLE4442. Electrical contact with a compatible reader is required; this is not an NFC card.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSLE4442 model with 256 bytes of main memory (2048 bits \/ 2 Kbit).\u003c\/li\u003e\n\u003cli\u003eSynchronous two-wire communication. Check explicit SLE4442 support, rather than relying on an ISO7816 label alone.\u003c\/li\u003e\n\u003cli\u003eWhite card surface and metallic contacts; supplier dimensions are 85.5 × 54 mm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSLE4442\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eContact memory card\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain memory\u003c\/td\u003e\n\u003ctd\u003e256 bytes \/ 2 Kbit, not 2 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCard surface\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e85.5 × 54 mm, supplier specification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eSynchronous two-wire interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eUse and Care\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eCheck that both reader and software explicitly support SLE4442.\u003c\/li\u003e\n\u003cli\u003eInsert the card as directed by the reader and read its information. Back up data before writing.\u003c\/li\u003e\n\u003cli\u003eObtain the correct security code for the card before writing; do not assume a default code or repeatedly guess it.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eWrite protection can be irreversible. The chip datasheet describes security-code and error-counter mechanisms; card initialization depends on the supplied batch. NFC phones and the PN532 NFC HAT cannot directly read or write this contact card.\u003c\/p\u003e\n\u003ch2\u003eImage Note\u003c\/h2\u003e\n\u003cp\u003eStacked cards illustrate appearance and do not specify a bulk pack. Pack quantity must follow the final sales option. A reader is not part of the pictured product.\u003c\/p\u003e","brand":"Geekworm","offers":[{"title":"SLE4442","offer_id":67938161557817,"sku":"100920","price":2.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0068\/8481\/9002\/files\/sle4442-stack.jpg?v=1793705609","url":"https:\/\/geekworm.com\/en-au\/products\/sle4442-contact-smart-card","provider":"Geekworm","version":"1.0","type":"link"}