PT4455
PT4455 is PLL-based OOK/ASK Transmitter manufactured by Princeton Technology.
DESCRIPTION
PT4455 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.
APPLICATIONS
- Keyless entry systems
- Remote control systems
- Garage door openers
- Alarm systems
- Security systems
- Wireless sensors
PT4455 PLL-based OOK/ASK Transmitter IC
Features
- Highly integrated OOK/ASK transmitter
- High output power, 3V /+11dBm /17mA
- Low supply voltage, 2.2V to 3.6V operation range
- Low external ponent cost.
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