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| Princeton Technology Corp. Programmable Rolling Code Encoder IC DESCRIPTION Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw Preliminary PT2282 PT2282 is a programmable rolling code encoder IC utilizing CMOS Technology specially designed for remote control applications. It has a maximum of 20 programmable Address Codes, 4 Data Bits, and 10 Rolling Code Bits. A total of 1,024 rolling code combinations and power saving feature are also provided. PT2282 encodes the programmed codes into a coded waveform suitable for RF modulation. Pin assignments and application circuit are optimized for easy PCB Layout and cost saving advantage. Housed in either 8 pins or 16 pins DIP or SO Package, PT2282 also provides anti-scan features. FEATURES * * * * * * * * * * * CMOS Technology Low Power Consumption Least External Components High Noise Immunity Single Resistor Oscillator Operating Voltage: 1.8 V to 15 V Up to 220 Address Codes Up to 4 Data pins Up to 230 Output Code Combinations Power Saving Feature Available in 8-pin or 16-pin, SO or DIP Package APPLICATIONS * * * * * Burglar Alarm System Car Security System Car/Garage Door Controller Home/Office Security System Personal Alarm System Ref. No. PT2282 pre 1.1 1 Written Oct.1998 Princeton Technology Corp. Programmable Rolling Code Encoder IC PIN CONFIGURATIONS D1/CODE D2 D3 Vss NC NC VPG NC 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 D0/CLK NC PGM NC VDD DOUT OSC NC D0/CLK D1/CODE VSS VPG 1 2 3 4 Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw Preliminary PT2282 8 7 6 5 PGM VDD DOUT OSC PT2282 (8 PINS) PT2282 (16 PINS) APPLICATION CIRCUITS 12V RF R osc P T 2 28 2 (1 6 P IN S ) Ref. No. PT2282 pre 1.1 2 Written Oct.1998 Princeton Technology Corp. Programmable Rolling Code Encoder IC Tel: 886-2-29162151 Fax: 886-2-29174598 URL: http://www.princeton.com.tw Preliminary PT2282 12V RF Rosc P T 2 2 8 2 (8 P IN S ) Note: In order that IC protection is assured, please make sure that a diode is connected between the battery and the VDD. If the diode is not connected and the battery was inverted, then the IC will fail. Ref. No. PT2282 pre 1.1 3 Written Oct.1998 |
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