There are various chips based on different frequency or protocol,pls check the following details for your reference, which can guide you choose the right chip.
|Chip Model||Storage Capacity||Frequency||Features|
|T5557||330bits||125Khz||Can set read and write password.|
|T5577||363bits||125Khz||Can set read and write password.|
|EM4205/4305||512bits||125Khz/134.2Khz||Can set read and write password.|
|MIFARE Classic EV1 1k (S50)||1K Bytes||13.56Mhz||16 sectors.
4 blocks each sector.
16 bytes each block.
6 bytes code.
|MIFARE Classic EV1 4K (S70)||4K Bytes||13.56Mhz||40 sectors.
The previous 32 sectors have 4 blocks,
16 bytes each block.
6 byte codes.
Each sector has a separate password.
|FM11RF08||1K Bytes||13.56Mhz||16 sectors.
4 blocks each sector.16 bytes each block.6 bytes code.Each sector has a separate password.
|Ultralight||512bits||13.56Mhz||16 pages, 4 bytes per page, no password, can be set to read-only.|
|Desfire D21/D41/D81||2K/4K/8K Bytes||13.56Mhz||8 bytes secret key, unable to read.|
|I CODE SLI-S||2Kbits||13.56Mhz||16 pages, 4 blocks each page, 4 bytes each block, 4 bytes password, ISO15693 16 pages 4 pieces of each page Each 4 bytes 4 bytes password ISO15693 agreement.|
|Ntag213/215/216||144/504/888 Bytes||13.56Mhz||Data transfer of 106 kbit/s;
Write endurance 100.000 cycles;
Field programmable read-only locking function;Configurable password protection with optional limit of unsuccessful attempts.
|CPU card||8K/16K/32K Bytes||13.56Mhz||Smart Cards, flexible application, can be set up according to application size, 8 bytes or 16 bytes key unable to read.|
32 Bit Access and 32 bit Kill Passwords
|860-960MHz||The number of EPC+USER is fixed;
Pre-Programmed with a unique, unalterable 64-bit serial number; User Memory can be Block Perma-Locked as well as read password protected in 64 Bit
|860-960MHz||True3D™ antenna technology—two fully independent antenna ports enable the creation of tags without blind spots;
QT™ technology, featuring public and private data profiles that support confidentiality of business-sensitive data and assure consumers of privacy;
EPC global UHF Gen 2 and ISO 18000-6C compliant custom features that facilitate inventory of hard-to-read tags and rapid access of serial numbers;
Industry’s best read and write sensitivity combined with excellent interference rejection to yield outstanding read and write reliability;
|860-960MHz||Fastest encoding speed available—over 3,000 tags/minute;
Patented Safe Write™ encoding mechanism that monitors conditions for reliable writes;
48 bits serialized Tag Identifier (TID) memory for authentication and anti-cloning application support;
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