AK1291 - IF Variable Gain Amplifier
4 6.
Maximum Absolute Rating 5 7.
Recommended operational condition 5 8.
Electrical Characteristic 6 9.
Interface circuit 8 10.
Evaluation Board Schimatic 10 11.
Typical Performance 11 12.
Marking 13 13.
Outer Dimensions 14 MS-E-1148-00 -2- 2012/11 [AK1291] 4.
Pin Configuration OAVDD IAVDD V
[AK1291] AK1291 IF Variable Gain Amplifier with RSSI 1.
Overview Overview AK1291 is a variable gain amplifier with a power detector.
It’s operating frequency ranges from 100MHz to 300MHz.
The gain control adopts an analog signal control, and the gain characteristic is dB linear.
The gain control range is -9dB to +21dB and a dynamic range is 30dB.
AK1291 has single-ended input and output, with impedance of 50 Ω.
As a typical characteristic, NF is 7dB (at maximum gain) , and IMD3 is 70dBc at outp
