AS3909 NFC/HF READER

High Performance HF Reader

The AS3909 is a high performance HF Reader IC ideal for challenging applications. Unique features include high output power of 700mW and transparent mode to implement other standard and custom protocols.

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KEY FEATURES
  • Up to 700mW of output power
  • Automatic modulation depth adjustment
  • Transparent mode to implement custom protocol
KEY BENEFITS
  • No external Booster circuit required, less BOM
  • Interoperability with ISO14443B
  • Allows to implement proprietary protocols
AS3909 APPLICATIONS

The AS3909 is used for proximity applications where the antenna is directly driven. The IC is optimized for battery powered or portable applications.

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AS3909 PRODUCT FACTS

Protocols supported / Standard [ ]ISO 14443A/B ISO 15693 (transparent mode) NFCIP-1 (106 kbps)
Frequency [ MHz]13.56
Antenna management [ ]
Wakeup [ ]
Closed loop modulation depth adjustment
AECQ-100
Max. output power [mW]700
Datarate [kbps]up to 848
Supply voltage [V]2.4 - 3.6
Temperature range [°C]-40 to +125
PackageTQFN-32 (5x5)
ISM Range [MHz]
TX Modulation
Sensitivity [dBm]
Output Power [dBm]
Link Frequencies Supported [kHz]
Coding [V]