BK4819
BK4819 is Analog Two Way Radio-IC manufactured by BEKEN.
Analog Two Way Radio IC
Features
- World wide band: 18 MHz ~ 660 MHz, 840 MHz ~1300 MHz
- 12.5/25/6.25/20 kHz channel spacing
- On chip 7 dBm RF PA
- 2.6 V to 3.6 V power supply
- CTCSS tone receiver with tail CTCSS frequency detector
- 23/24 bit programmable DCS code
- Standard DTMF and programmable in-band dual tone
- SELCALL and programmable in-band single tone
- FSK data modem
- Frequency inversion scrambler
- Voice activated switch (VOX)
- RF Signal strength measurement
- TX Audio signal strength indication and RX audio signal strength indication
- 3-wires interface with MCU with maximum 8 Mbps clock rate
- QFN 4x4 32-Pin package
Applications
- Personal Radio Service
- Baby...
