MicrochipLF 125 kHz
ATA5577M2
Contactless read/write identification IC for 125 kHz RFID applications with enhanced security
The RFID & NFC Datasheet Library
Every major RFID and NFC chip — LF, HF, UHF and dual-frequency — with verified links to official manufacturer datasheets. Curated by Roxtron.
RFID and NFC chip datasheets
- MicrochipLF 125 kHz
ATA5577M3
Multi-protocol LF RFID read/write tag IC supporting multiple data formats with password protection
- EM MicroelectronicLF 125 kHz
EM4100
Read-only 64-bit transponder, industry standard for access cards
- EM MicroelectronicLF 125 kHz
EM4102
Read-only 64-bit contactless ID device, EM4100 successor
- EM MicroelectronicUHF 860–960 MHz
EM4124
EPC Class-1 Gen-2 UHF IC with 96-bit EPC and 32-bit user memory for cost-sensitive item-level tagging.
- EM MicroelectronicLF 125 kHz
EM4200
Read-only 128-bit, replaces EM4100/4102
- EM MicroelectronicLF 125 kHz
EM4205 / EM4305
512-bit R/W multi-purpose transponder
- EM MicroelectronicUHF 860–960 MHz
EM4325
UHF RFID tag IC with sensor interface and long read range for logistics and sensing applications
- EM MicroelectronicDual-Frequency
EM4423
Dual-frequency NFC + UHF RAIN RFID tag IC
- EM MicroelectronicDual-Frequency
EM4425
HF ISO 15693 + UHF ISO 18000-6C, 2Kbit EEPROM
- EM MicroelectronicLF 125 kHz
EM4450
Read/write LF RFID chip with 1 Kbit EEPROM and enhanced security features for access control
- EM MicroelectronicUHF 860–960 MHz
EM4469
UHF RFID tag IC with extended memory and enhanced features for logistics applications
- EM MicroelectronicLF 125 kHz
EM4550
Read/write 125 kHz RFID IC with 1 Kbit EEPROM organized in 32 blocks for access control and identification
- SokymatLF 125 kHz
FDX-B / ISO 11784/5
ISO 11784/11785 134.2kHz animal-ID FDX-B transponder
- SonyNFC
FeliCa Lite-S RC-S966
Simplified NFC Forum Type 3 IC for ticketing
- Shanghai Fudan MicroelectronicsHF 13.56 MHz
FM11RF08
8 Kbit contactless card IC compatible with ISO/IEC 14443 Type A and MIFARE Classic 1K/4K command set.
- Alien TechnologyUHF 860–960 MHz
Higgs-3
800-bit EPC Gen2, 512-bit user memory
- Alien TechnologyUHF 860–960 MHz
Higgs-4
EPC Gen2 UHF tag IC with 128-bit EPC, 512-bit user memory and Fast-ID for retail/inventory.
- Alien TechnologyUHF 860–960 MHz
Higgs-9
EPC Gen2v2 UHF RFID IC with enhanced read sensitivity and extended feature set for retail and logistics
- Alien TechnologyUHF 860–960 MHz
Higgs-EC
Next-gen EPC Gen2 with self-correcting Sentinel memory
- NXPLF 125 kHz
HITAG 1
2048-bit R/W with crypto, access control and immobilizers
- NXPLF 125 kHz
HITAG 2
256-bit Crypto-1, vehicle immobilizers and access
- NXPLF 125 kHz
HITAG S
Secure LF, automotive and industrial
- NXPLF 125 kHz
HITAG µ
Next-gen ultra-compact HITAG, ISO 18000-2
- HID GlobalHF 13.56 MHz
iCLASS SE Readers
Reader family supporting iCLASS SE, Seos, MIFARE, Prox
- HID GlobalHF 13.56 MHz
iCLASS Seos
Multi-tech credential with Seos secure identity object
- NXPHF 13.56 MHz
ICODE 3
Latest-gen ISO 15693, high speed and security
- NXPHF 13.56 MHz
ICODE DNA
ISO 15693 with AES-128 mutual authentication, brand protection
- NXPHF 13.56 MHz
ICODE ILT
Industrial long-range ISO 15693, laundry and textile
- NXPHF 13.56 MHz
ICODE SLI
ISO 15693 item-level library and retail
- NXPHF 13.56 MHz
ICODE SLI-L
ISO 15693 leaner-command privacy-protected smart label IC
- NXPHF 13.56 MHz
ICODE SLIX
ISO 15693 with privacy protection
- NXPHF 13.56 MHz
ICODE SLIX-L
ISO 15693 reduced-power library tag
- NXPHF 13.56 MHz
ICODE SLIX-S
ISO/IEC 15693 label IC with EAS, AFI, and 64-bit privacy mode for retail library and asset tracking.
- NXPHF 13.56 MHz
ICODE SLIX2
Extended 2528-bit user memory ISO 15693
- ImpinjUHF 860–960 MHz
Impinj M780
RAIN RFID tag chip with extended user memory and advanced features for item-level visibility.
- ImpinjUHF 860–960 MHz
Impinj M781
RAIN RFID tag chip in the M700 series with large memory banks for attribute storage and tracking.
- ImpinjUHF 860–960 MHz
Impinj M800 Series
M830/M850, -25.5 dBm, Gen2X, AutoTune V3
- NXPHF 13.56 MHz
JCOP 4 P71
Java Card OS on SmartMX3, EMV payment and transit
- LEGICHF 13.56 MHz
LEGIC advant ATC1024 / ATC4096
ISO 14443A/15693 crypto smartcard ICs for multi-app systems
- LEGICHF 13.56 MHz
LEGIC MIM 256/1024
13.56MHz multi-application memory-in-memory IC — LEGIC proprietary RF protocol
- STMicroelectronicsHF 13.56 MHz
M24LR04E-R
Dual-interface I2C + RF 13.56MHz ISO 15693
- STMicroelectronicsHF 13.56 MHz
M24LR16E-R
Dual interface EEPROM with ISO 15693 NFC interface and I2C bus for wireless configuration and data logging
- STMicroelectronicsHF 13.56 MHz
M24LR64E-R
Dual-interface 64-Kbit EEPROM with I²C and ISO/IEC 15693 RF, energy harvesting output for sensor wake-up.
- STMicroelectronicsNFC
M24SR64-Y
Dynamic NFC/RFID tag IC with 64-Kbit EEPROM and dual interface
- ImpinjUHF 860–960 MHz
M700 Series
M730/M750/M770/M780, Gen2v2, -22 dBm sensitivity
- ImpinjUHF 860–960 MHz
M730
Rain RFID tag chip with improved sensitivity and extended memory for retail, supply chain, and asset tracking
- ImpinjUHF 860–960 MHz
M750
High-performance Rain RFID tag chip with advanced features for demanding retail and logistics applications
- ImpinjUHF 860–960 MHz
M775
Advanced UHF RFID tag chip with FastID capability and enhanced read range for item-level tagging
- AxzonUHF 860–960 MHz
Magnus-S3 M3D
Passive UHF RFID sensor IC for temperature, moisture and proximity monitoring.
- AxzonUHF 860–960 MHz
Magnus-S3 M3E
Battery-free passive UHF RFID temperature sensor IC using Smart Passive Sensing technology.
- NXPHF 13.56 MHz
MIFARE Classic 1K (MF1S50)
The original 1KB MIFARE Classic contactless smart card IC; the long-running access-control and transit reference design.
- NXPHF 13.56 MHz
MIFARE Classic 4K (MF1S70)
4KB variant of the original MIFARE Classic with 40 sectors; widely deployed in transit and stadium ticketing.
- NXPHF 13.56 MHz
MIFARE Classic EV1 1K
1KB ISO 14443A, legacy ticketing and access
- NXPHF 13.56 MHz
MIFARE Classic EV1 4K
4KB ISO 14443A, legacy access control
- NXPHF 13.56 MHz
MIFARE DESFire EV1
AES/3DES multi-application, transport and access
- NXPHF 13.56 MHz
MIFARE DESFire EV2
Enhanced EV1 with transaction MAC and proximity check
- NXPHF 13.56 MHz
MIFARE DESFire EV3
Highest-security DESFire, SUN messaging, transport
- NXPHF 13.56 MHz
MIFARE DESFire Light
Entry-level DESFire IC with AES-128, ISO/IEC 14443-4 and ISO/IEC 7816-4 file system for closed-loop apps.
- NXPHF 13.56 MHz
MIFARE Plus EV1
MIFARE Plus with originality signature and virtual cards
- NXPHF 13.56 MHz
MIFARE Plus EV2
Latest MIFARE Plus, EAL5+ certified, Transaction MAC
- NXPHF 13.56 MHz
MIFARE Plus S / X
AES-128 successor to MIFARE Classic, S and X variants
- NXPHF 13.56 MHz
MIFARE SAM AV2
Secure access module for readers, TDEA/AES/RSA key storage
- NXPHF 13.56 MHz
MIFARE SAM AV3
Latest secure access module, DES/AES/RSA/ECC support
- NXPHF 13.56 MHz
MIFARE Ultralight
Ultra-low-cost 64-byte single-use ticketing
- NXPHF 13.56 MHz
MIFARE Ultralight AES
Limited-use contactless IC with AES authentication for transit tickets, hospitality and access cards.
- NXPHF 13.56 MHz
MIFARE Ultralight C
192-byte ticketing with 3DES authentication
- NXPHF 13.56 MHz
MIFARE Ultralight EV1
Enhanced Ultralight with counters and originality check
- ImpinjUHF 860–960 MHz
Monza 4 Series
EPC Gen2v2 series with TagFocus, FastID, BlastWrite
- ImpinjUHF 860–960 MHz
Monza R6 / R6-P
EPC Gen2, high-speed retail serialization
- ImpinjUHF 860–960 MHz
Monza R6-P
UHF RAIN RFID tag IC with AutoTune adaptive tuning, extended memory, and FastID for high-speed applications
- InfineonNFC
my-d move (SLE 66R01P)
Intelligent 152-byte EEPROM with ISO/IEC 14443-3 Type A contactless interface, NFC Forum Type 2 Tag compatible.
- InfineonHF 13.56 MHz
NRG SLE 66R35E7
Intelligent 1 kByte memory chip with ISO/IEC 14443-3 Type A, CRYPTO1 and 7-byte UID.
- NXPNFC
NTAG 213F / 216F
NTAG21x with field-detection pin output
- NXPNFC
NTAG 223
NFC Forum Type 2 tag IC optimized for status detection with configurable field detection and low power consumption
- NXPNFC
NTAG 223 DNA
NFC Forum Type 2 IC with 144 bytes user memory and SUN message authentication for trusted IoT.
- NXPNFC
NTAG 224 DNA
NFC Forum Type 2 IC with 208 bytes user memory and SUN authentication, Common Criteria certified.
- NXPNFC
NTAG 224 DNA StatusDetect
NFC tag IC with secure brand protection features, tamper status detection, and originality signature for anti-counterfeiting.
- NXPNFC
NTAG 22x DNA
NFC Forum Type 2 tag IC family with AES-128 SUN authentication for low-cost brand protection and consumer engagement
- NXPNFC
NTAG 22x DNA StatusDetect
NFC tag IC with tamper detection loop for seal and packaging integrity verification
- NXPNFC
NTAG 22x StatusDetect
NFC Forum Type 2 tag with tamper status detection loop for seal and label integrity monitoring
- NXPNFC
NTAG 424 DNA
Secure NFC Forum Type 4 Tag with AES-128 and SUN message
- NXPNFC
NTAG 424 DNA TagTamper
NTAG 424 DNA with tamper-loop detection
- NXPNFC
NTAG 426Q
Secure NFC tag IC with AES-128 authentication and tamper detection for pharmaceutical and luxury goods
- NXPNFC
NTAG 5 Link
NFC + ISO 15693 + I2C, IoT sensor bridge, AES-128
- NXPNFC
NTAG I2C Plus
NFC + I2C bridge, 1K/2K EEPROM, energy harvesting
- NXPNFC
NTAG X DNA
ISO 14443-4 Type 4, 16KB memory, SUN auth, latest gen
- NXPNFC
NTAG210 / NTAG212
Entry NFC Forum Type 2, 48/128-byte memory
- NXPNFC
NTAG213 / 215 / 216
Mass-market NFC Type 2, 144/504/888-byte
- NXPNFC
NTAG213 TagTamper
NTAG213 with integrated tamper-detection loop
- Texas InstrumentsNFC
RF430CL330H
Dynamic NFC interface transponder, NFC Forum Type 4B
- Texas InstrumentsDual-Frequency
RF430F5978
Sub-1-GHz / LF wireless MCU with integrated 134.2 kHz transponder used in livestock and asset trackers.
- Texas InstrumentsNFC
RF430FRL152H
NFC ISO 15693 sensor transponder with integrated MSP430 core
- Texas InstrumentsNFC
RF430FRL15xH
NFC sensor transponder with integrated temperature and battery monitoring for cold chain and medical applications
- Texas InstrumentsLF 125 kHz
RI-TRP-DR2B
32mm glass HDX transponder, animal and industrial
- Silicon Craft TechnologyUHF 860–960 MHz
SIC4310
UHF RFID tag chip with high sensitivity and EPC Gen2v2 compliance for inventory and asset tracking
- NXPNFC
SIC4341
Next-generation eSE secure element IC for payments and digital identity applications
- NXPNFC
Siliconcraft Prometheus
Battery-assisted NFC tag with display and sensor capabilities for smart packaging and IoT
- EM MicroelectronicUHF 860–960 MHz
SL900A
EPC Class 3 semi-passive UHF RFID IC with integrated sensors for temperature logging and monitoring
- NXPHF 13.56 MHz
SmartMX2 P60
Dual-interface secure smart card controller, CC EAL6+
- STMicroelectronicsNFC
ST25DV
Dynamic NFC/RFID tag with fast transfer mode, I2C interface, energy harvesting, and dual-interface memory for IoT applications
- STMicroelectronicsNFC
ST25DV04K
Dynamic NFC/RFID tag with 4-Kbit EEPROM and I²C
- STMicroelectronicsNFC
ST25DV04KC
Dynamic NFC/RFID tag with 4 Kbit EEPROM, energy harvesting, and I2C interface
- STMicroelectronicsNFC
ST25DV64K
Dynamic NFC/RFID tag with 64-Kbit EEPROM and I²C
- STMicroelectronicsNFC
ST25DV64KC
Dynamic NFC/RFID tag IC with 64 Kbit EEPROM, fast transfer mode, and energy harvesting for IoT applications
- STMicroelectronicsNFC
ST25TA02KB
NFC Forum Type 4, ISO 14443A, secure element
- STMicroelectronicsNFC
ST25TN512
NFC Forum Type 5 Tag IC with 512-bit EEPROM
- STMicroelectronicsNFC
ST25TV
NFC Forum Type 5 tag with trusted sensing capabilities and tamper detection for secure IoT and logistics
- STMicroelectronicsHF 13.56 MHz
ST25TV02K
ISO 15693, 2Kbit, NFC energy harvesting
- STMicroelectronicsHF 13.56 MHz
ST25TV02KC
ISO 15693, 2Kbit with kill command
- STMicroelectronicsHF 13.56 MHz
ST25TV512
ISO/IEC 15693 NFC Type 5 tag with 512-bit EEPROM, tamper detection and 64-bit privacy mode.
- STMicroelectronicsNFC
ST25TV64K
NFC Type 5 tag IC with 64 Kbit memory, tamper detection, and energy harvesting capabilities for secure product authentication.
- STMicroelectronicsHF 13.56 MHz
ST33TPHF2XI2C
Flash-based TPM 2.0 with NFC + I²C
- MicrochipLF 125 kHz
T5577 / ATA5577C
Multi-protocol rewritable LF tag, emulates EM4100/HID
- Texas InstrumentsHF 13.56 MHz
Tag-it HF-I Plus
ISO 15693/18000-3, 2Kbit, item tracking
- Texas InstrumentsHF 13.56 MHz
Tag-it HF-I Standard
ISO 15693/18000-3, 256-bit standard transponder IC
- NXPUHF 860–960 MHz
UCODE 7
EPC Gen2, high sensitivity, apparel retail
- NXPUHF 860–960 MHz
UCODE 8
EPC Gen2 + Brand Identifier anti-counterfeiting
- NXPUHF 860–960 MHz
UCODE 8/8m
Rain RFID tag IC with enhanced sensitivity and EPC Gen2v2 features for retail and supply chain
- NXPUHF 860–960 MHz
UCODE 9
Fastest read rate, dense retail environments
- NXPUHF 860–960 MHz
UCODE 9xm
Latest UCODE with large configurable user memory, industrial
- NXPUHF 860–960 MHz
UCODE DNA
Crypto-enabled RAIN RFID IC with AES-128 for brand protection
- NXPUHF 860–960 MHz
UCODE DNA Track
Rain RFID tag chip with cryptographic authentication for secure supply chain tracking
- NXPUHF 860–960 MHz
UCODE G2iL / G2iL+
EPC Gen2 with Tag Tamper Alarm, Data Transfer, Digital Switch
Free RFID & NFC Tools
Browser calculators built on the same datasheet data. No login.
NDEF Capacity Calculator
Does your URL / vCard / Wi-Fi payload fit on an NTAG / ICODE / ST25?
UHF Read-Range Estimator
Friis-equation range for UCODE 9, Monza R6, Higgs-9 and friends — FCC / ETSI.
EPC SGTIN-96 Encoder / Decoder
24 hex characters ⇄ GTIN-14 + serial, with GS1 check-digit validation.
Chip Memory Map Visualizer
Where UID, lock bytes and user memory live on NTAG, MIFARE, T5577, ICODE.
Embeddable Comparison Widget
Copy-paste iframe of any 2-3 chips, live from our database.