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SI6780 Datasheet
SPECIFICATIONS: Input Voltage: 105-125 VAC, 47 t0 420 Hz, single phase. Output Specfflcatlons: See table. Output Voltage Trlm Adjustment: Output is factory preset to2% (1 t0 9 volt models) orlo/o (10 t0 75 volt models) of nominal output voltage. Output may be trimmed to the nominalvoltage rating with an external trim resistor.
SI6780 Price
Specifications Outline Dimensions Pin Connections and Short Descriptions Pin Descriptions Power Supply Pins Analog Audio Pins Other Pins Pin Configuration Pin Circuits Electrical Characteristics Absolute Maximum Ratings Recommended Operating Conditions Characteristics
SI6780 on stock

Pin Symbol unction
1 LOBUFF Buffered local oscillator output
2 GND1 Ground of the second IF amplifier
3 IF20UT Output of the second IF amplifier
4 GAINIF1 Gain control of the first IF amplifier
5 IF21N Input of the second IF amplifier
6 VS Supply voltage
7 IF10UT Output of the first IF amplifier
8 GND2 Ground
9 IMIFIN Input of the amplifier for the IM sensor
10 AGCOUT Output of the automatic gain control
1 1 IMMIXOUT Output of the intermodulation mixer
12 NC Not connected
13 AGCWB Threshold adjustment of the wideband AGC
14 GND3 Mixer ground
15 Ml×IN1 Input l of the double-balanced mixer
16 MIXIN2 Input 2 0f the double-balanced mixer
17 VREF Reference voltage output
18 MIXOUT1 Mixer output 1
19 MIXOUT2 Mixer output 2
20 GND4 Ground of the first IF amplifier
21 IF11N Input of the first IF amplifier
22 GND5 Oscillator ground
23 LOE Local oscillator (emitter)
24 LOB Local oscillator (base)


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