This part is a kind of semiconductor called A1031.

Function of this product has 10 TO 1000 MHz CASCADABLE AMPLIFIER.

Manufacturers : Tyco Electronics

Image and pinout :

Some of the text within the PDF file :

A1031/SMA1031 10 TO 1000 MHz CASCADABLE AMPLIFIER ·HIGH EFFICIENCY: 36 mA at +5 Vdc ·LOW NOISE FIGURE: 2.7 dB (TYP.) ·HIGH GAIN, TWO STAGES: 28.5 dB (TYP.) ·MED OUTPUT POWER: +10 dBm (TYP.) Specifications (Rev. Date: 6/01)* Characteristics Frequency Small Signal Gain (min.) Gain Flatness (max.) Reverse Isolation Noise Figure (max.) Power Output @ 1 dB comp. (min.) IP3 IP2 Second Order Harmonic IP VSWR Input / Output (max.) DC Current @ 5 Volts (max.) Typical 0° to 50°C Typical Performance @ 25°C Guaranteed -54° to +85°C 5-1100 MHz 10-1000 MHz 10-1000 MHz 28.5 dB 26.0 dB 26.5 dB ±0.8 dB ±0.4 dB ±1.0 dB 35 dB 2.7 dB 4.0 dB 3.5 dB 8.5 dBm 10.0 dBm 9.0 dBm +22 dBm +33 dBm +39 dBm 1.5:1 / 1.5:1 1.9:1 / 1.9:1 2.0:1 / 2.0:1 36 mA 42 mA 39 mA * Measured in a 50-ohm system at +5 Vd [ ... ]

A1031 PDF Datasheet Download