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PT4455

Princeton Technology
Part Number PT4455
Manufacturer Princeton Technology
Description PLL-based OOK/ASK Transmitter
Published Nov 22, 2014
Detailed Description DESCRIPTION PT4455 is a high performance OOK/ASK transmitter for the Remote Keyless Entry (RKE) systems. It consists of ...
Datasheet PDF File PT4455 PDF File

PT4455
PT4455

Overview
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 BLOCK DIAGRAM Preliminary PT4455 PLL-based OOK/ASK Transmitter IC FEATURES  Highly integrated OOK/ASK transmitter  High output power, 3 V /+11 dBm / 17 mA  Low supply voltage, 2.
2 V to 3.
6 V operation range ...


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