BK4802N is a half duplex TDD FM/ASK transceiver IC designed for worldwide toy walkie-talkie and remote controller.
| Features | |
|---|---|
| 1. Operating Frequency 24MHz~32MHz | 2. Operating Frequency 128MHz~170MHz |
| 3. Operating Frequency 35MHz~57MHz | 4. Operating Frequency 384MHz~512MHz |
| 5. Half-duplex transceiver chip | 6. 12.5/25 kHz Channel Spacing |
| 7. On-chip FM Mod/De-mod | 8. On-chip 10dBm RF Power Amplifier |
| 9. 2.5V~3.3V Supply Voltage | 10. Minimum RX Waiting Current 2.3mA |
| 11. Power-down Current Less than 100nA | 12. Auto Squelch |
| 13. Auto Power Saving | 14. On-chip Call voice generator |
| 15. On-chip RF T/R Switch | 16. On-chip ASK Mod/De-mod |
| 17. On-chip Microphone Amplifier | 18. On-chip 250mW Audio Amplifier |
| 19. Can Work without MCU | 20. I2C Interface |
| 21. On-chip ROM Support 16 Channels | 22. Can Work with External EEPROM |
| 23.QFN 4x4 32PIN、SOP16、TSSOP24 Package | |
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