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Electionic Toll Collection (ETC) Your location:Homepage > Products > Solutions >Electionic Toll Collection (ETC)
  BK5823  
The BK5823 is the CMOS SOC for electronic toll collection compliant with GB/T 20851.1 -2007 and GB/T 20851.2-2007, which can be used at OBU with ASK modulation and demodulation.
 

 

Features

 Full both uplink and downlink band5.7 GHz - 5.85 GHz

 Data Rate: Uplink 512 kbps/256kbps option and Downlink 256 kbps/512kbps option.

 Output power: Up to 3 dBm

 Sensitivity: RX: -71 dBm, wakeup: -47dBm

 Fast AGC to accommodate up to 71 dB dynamic range RF input

 Integrated wake-up circuit with 4.5uA sleep current.

 Integrated wake-up baseband circuit to select the wakeup frequency(the frequency can be controlled).

 On-chip auto calibration for wake-up base band frequency range.

 ON chip low current (10uA) counter to forbid wakeup again in the setting time (1s->20s).

 Receiving the 1st BST without MCU control

 The sending CRC seed can auto adjust according to receiving CRC seed

 On-chip temperature compensation for TX power.

 2.6 V ~ 3.6 V supply

 45mA TX mode current

 26mA RX mode current

 4-wires SPI interface up to 8 MHz

 

Application

 Electronic Toll Collection

 5.8GHz Short Range Communication

 

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