Tel: 886-2-66296288
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
SAW-based ASK/OOK Transmitter IC
Preliminary
PT4450
DESCRIPTION
PT4450 is a high performance ASK/OOK transmitter for the Remote Keyless Entry (RKE) systems.
It consists of a SAW oscillator, power amplifier, and one-shot circuit which control the SAW
oscillator and power amplifier.
FEATURES
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Highly integrated ASK/OOK transmitter
High output power, 3V/+10dBm/18mA
Low supply voltage (2.2V to 3.6V operation range)
Low external component cost.
SAW-based oscillator, frequency range from 250MHz to 500MHz
On-chip one-shot circuit
50dB RF on/off ratio
Available in 6 pins, SOT-23 package
APPLICATIONS
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Keyless entry systems
Remote control systems
Garage door openers
Alarm systems
Security systems
Wireless sensors
PT4450 PRE1.0
-1-
August, 2007
PTC [ PRINCETON TECHNOLOGY CORP ]
