UPB1009K データシートの表示（PDF） - California Eastern Laboratories.

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UPB1009K

NEC’s LOW POWER GPS RF RECEIVER BIPOLAR ANALOG + INTEGRATED CIRCUIT

California Eastern Laboratories. 

PIN EXPLANATION

Pin

Pin Name

No.

1 PreAMPout

2 Rext

3 RegGND

42 PreAmpVCC

43 PreAmpGND

44 PreAmpin

Function and Application

Output pin of preamplifier.

Connect a resistor for the reference constant-

current power supply to this pin. Ground this

pin at 22 kΩ.

Ground pin for regulator.

Power supply voltage pin for preamplifier.

Connect a bypass capacitor to this pin to

reduce the high-frequency impedance.

Ground pin of preamplifier.

Input pin of preamplifier.

4 1stMIXin

5 1stMIXGND

40 1stMIXVCC

41 1stIFout

1stMIX input pin.

Ground pin for first MIX.

Power supply voltage pin for RF mixer.

Connect a bypass capacitor to this pin to

reduce the high-frequency impedance.

Output pin of RF mixer. Insert an IFSAW

filter between this pin and pin 37. The VCO

oscillation signal can be monitored on this pin.

UPB1009K

Internal Equivalent Circuit

5

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