T5577

T5577 Features

• • • Identification transponder in plastic brick package
    • Includes ferrite coil for tuned circuit antenna
    • Basic component: Atmel® ATA5577M1330C IDIC®
    • Contactless power supply
    • Contactless downlink data transmission
    • Radio frequency fRF = 125kHz
    • 363-bit EEPROM memory in total: 11 blocks x (32 Bits + 1 lock-bit)
      • 7 x 32 Bits EEPROM user memory including 32-bit password memory
      • 2 x 32 Bits unique ID
      • 1 x 32-bit option register in EEPROM to set up the analog front end:
        •  Clock detection level
        •  Gap detection level
        •  Improved downlink timing
        •  Clamp voltage
        •  Modulation voltage
        •  Soft modulation switching
        •  Write damping like the Atmel T5557/ATA5567 or with resistor
        •  Downlink protocol

• • • •  1 x 32-bit configuration register in EEPROM to set up:
        •  Data rate:
          •  RF/2 to RF/128, binary selectable or
          •  Fixed basic mode rates

• • • • •  Modulation/coding:
          •  ASK, FSK, PSK, Manchester, bi-phase, NRZ

• • • • •  Other options:
          •  Password mode
          •  Max block feature
          •  Direct access mode
          •  Sequence terminator(s)
          •  Block-wise write protection (lock bit)
          •  Answer-on-request (AOR) mode
          •  Inverse data output
          •  Disable test mode access
          •  Fast downlink (~6Kbits/s vs. ~3Kbits/s)
          •  OTP functionality
          •  Init delay (~67ms)