ATA5558 - ATMEL Corporation

ATA5558 1 kbit R/W IDIC

The ATA5558 is a contactless, two-terminal R/W-Identification IC (IDIC®) for multi- or single tag applications in the low frequency (≈ 125 kHz) range. The passive tag uses the external RF signal to generate it’s own power supply and internal clock reference. Figure 1-1. RFID System Using an ATA5558 Tag Transponder Coil interface Power Reader or Base station .

Features

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• Contactless Read/Write Data Transmission Radio Frequency fRF: 100 kHz to 200 kHz User Memory (1024 Bits): 32 Write Protectable 32-bit Blocks of Data Deterministic Anticollision: Detection Rate ~ 20 Tags/s with 40-bit Tag ID, RF/32 On-chip CRC Generator: 16-bit CRC-CCITT Compliant to ISO/IEC 11785 Downlink Transmission: Enhanced 1 out of 4 Pulse Interval Encoding (~ 5 kbps) Uplink Transmission: ASK Modulated, NRZ, Manchester or Bi-phase Encoding Integrated Tuning Capacitor: 75 pF ±10% as Mask Option System Memory (320 bits):
  – 10 Write and Password Protectable 32 Bit Blocks of.