Description: 315/433/868/915MHz IA4420 work in the band (IA4421 Working in 433/868/915MHz band); 2. Low-voltage, voltage 2.2 V ~ 5.4V; 3. Low-power mode, standby current 0.3 uA 169* 85*; 4. FSK modulation mode, and highly integrated PLL; 5. Low emission power and high receiver sensitivity, launched power 5 ~ 10 dbm adjustable,-109 dbm receiver sensitivity; 6. Built-in clock output can be saved MCU resonator; 7. Higher data transmission rate, digital signal of up to 115.2 kbit/s, analog signal up to 256 kbit/s; 8. Emission Offset and receiving adjustable bandwidth; 9. Internal digital filters, and may request to have a choice of different ways; 10. SPI control interface, and ease of use; 11. When receiving data synchronization code identifier, the system will detect synchronous code behind the
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