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RCR02 Datasheet(PDF) 3 Page - Unisonic Technologies |
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RCR02 Datasheet(HTML) 3 Page - Unisonic Technologies |
3 / 7 page UTCRCR02 CMOS IC UTC UNISONIC TECHNOLOGIES CO., LTD. 3 QW-R502-001,B DC ELECTRICAL CHARACTERISTICS(Over the operating rating,TA= -10°C~ +40°C,VDD=4.0V±10%) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNITS Operating Voltage VDD 2.5 4.0 5.0 V Supply Current IDD * 3.0 mA Input Current IIN For RDB and LDB pins 60 µA Input Low Voltage VIL For RDB and LDB pins 0.5 V Input High Voltage VIH For RDB and LDB pins 3.5 V Output High Voltage VOH IOUT=400 µA 3.5 V Output High Current IOH VOUT=1.4V -1.5 mA Output Low Voltage VOL IOUT=1.0mA 0.5 V Output Low Current IOL VOUT=0.5V 1.0 mA Note*:Output unlosded; 2.2MΩfeedback resistors for the two reversing amplifiers; 200KΩ external resistor for the on-chip oscillator. AC ELECTRICAL CHARACTERISTICS(Over the operating rating, TA= -10°C~ +40°C,VDD=4.0V±10%) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNITS Oscillator Frequency* Fosc TA=25 °C,R=200KΩ 102 128 154 KHz SI Pin Vpp Receive Sensitivity VSI Guaranteed Effective Decoding 300 mV Cycle Time of Function Code TFUN FOSC=128KHz 0.75 1 1.25 ms Cycle Time of Start Code TSTA FOSC=128KHz 1.5 2 2.5 ms Note*:The relative error between the frequencies of the two on-chip oscillators in the RCT02 and RCR02 must be less than±25% BIT FORMAT FOR THE RECEIVED SIGNAL (W1 is used for function codes,W2 for start codes) W1 W1:1KHz 50% Duty Cycle Typical W2 W2: 500Hz 75% Duty Cycle Typical WORD FORMAT FOR RECEIVED SIGNAL Start Code: 4 ' W2 Function Code: n ' W1 1 Word |
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Similar Description - RCR02_15 |
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