RF Identification
RF Identification

100/150 kHz OTP

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ATA5575M1 Preliminary Summary
(7 pages, revision A, updated 11/09)
RFID One Time Programmable (OTP) IDIC® with Mega Pads for Contactless Identification, Unique TAG ID Pre-programmed, Improved Reading Performance, Economic Writing Performance, High Temperature Data Retention, up to 330 pF Trimmed Capacitor On-chip. For Access Control Applications Using the 64-bit Unique Format. 128-bit User Data in Total for Advanced Applications. Gold Bumps on the Mega Pads as Option.
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100/150 kHz Read/Write

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ATA5558
(52 pages, revision E, updated 11/09)
RFID Read/Write IDIC® for Contactless Identification, 1-Kbit Read/Write IC with Integrated Anticollision Functionality, ASK Modulation
ATA5570 Preliminary
(28 pages, revision A, updated 7/05)
RFID Read/Write IDIC® for Contactless Identification, Multifunctional 330-bit Read/Write, External Resistor-sensor Input, Threshold Detection
ATA5577C Summary
(8 pages, revision A, updated 4/10)
RFID Read/Write IDIC® for Contactless Identification, Backward Compatible to 5551, 5557 and 5567 in Most Common Modes. 64-bit Unique TAG ID, Improved Operating Performance, High Temperature Data Retention, up to 330 pF Trimmed Capacitor On-chip. ISO 11784 and ISO 11785 Compatible
e5561
(28 pages, revision D, updated 9/06)
RFID Read/Write IDIC® for Highly Sophisticated Security Demands "Copy Protection", 256-bit R/W Memory, Up to 128-bit Secret Key for Authentication Password Protection, Different Codings and Bit-rates
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125/134 kHz Reader ICs

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U2270B
(18 pages, revision E, updated 2/08)
Read/Write Base Station IC, 100 to 150 kHz Carrier Frequency, Amplitude Modulation Typically Up to 5K Baud, Manchester/Biphase RF/32, RF/64, RF/128
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125/134 kHz Transponder

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TK5551
(12 pages, revision G, updated 7/10)
Read/Write Transponder, Option Configurable, 125 kHz, AOR Feature for Multi-tag Access
TK5561A-PP
(11 pages, revision D, updated 09/06)
Read/Write Transponder for Highly Sophisticated Security Applications, 125 kHz Carrier Frequency, Encryption Algorithm, 9 x 32-bit EEPROM, Low-power/Low-voltage CMOS, No Battery Supply, Small Size, Manchester/Biphase, RF/32, RF/64
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