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WF4466TD 200 ~ 450MHz TX Transmitter Wireless RF Chip IC
WF4466TD 200 ~ 450MHz TX Transmitter Wireless RF Chip IC - ╪╡┘И╪▒╪й 2
WF4466TD 200 ~ 450MHz TX Transmitter Wireless RF Chip IC - ╪╡┘И╪▒╪й 3
WF4466TD 200 ~ 450MHz TX Transmitter Wireless RF Chip IC - ╪╡┘И╪▒╪й 4

WF4466TD 200 ~ 450MHz TX Transmitter Wireless RF Chip IC

  • Highly integrated OOK/ASK transmitter
  • High output power, 3 ╪з┘Д╪о╪з┘Е╪│ /+11 dBm / 17 mA
  • Low supply voltage, 1.8 V to 5.5 V operation range
  • Operating temperature:-40 to +85тДГ
  • Low external component cost.
  • PLL-based transmitter with frequency range from 200MHz to 450MHz
  • On-chip one-shot circuit
  • 60 dB RF on-off ratio for OOK/ASK modulation
  • SOP8 Package(Built-in coding)
╪з╪н╪╡┘Д ╪╣┘Д┘Й ╪╣╪▒╪╢ ╪г╪│╪╣╪з╪▒

┘Е┘В╪п┘Е╪й

WF4455 is a high performance OOK/ASK transmitter for the Remote Keyless Entry (RKE) systems. It consists of a power amplifier, one-shot
circuit and phase-locked loop with internal voltage controlled oscillator and loop filter. The one-shot circuit control the phase-locked loop and power amplifier to have fast start-up time in operation.

╪з┘Д╪к╪╖╪и┘К┘В╪з╪к

тЧ╝ Keyless entry systems
тЧ╝Remote control systems
тЧ╝Garage door openers
тЧ╝Alarm systems
тЧ╝Security systems
тЧ╝Wireless sensors

PACKAGE INFORMATION

6 Pins, SOT23-6

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