VHF – 2.0 GHz Low Noise Amplifier with Programmable Bias

The MC13144 is designed in the Motorola High Frequency Bipolar MOSIAC V™ wafer process to provide excellent performance in analog and digital communication systems. It includes a cascoded LNA usable up to 2.0 GHz and at 1.8 Vdc, with 2 bit digital programming of the LNA bias. Targeted applications are in the UHF Family Radio Services, UHF and 800 MHz Special Mobile Radio, 800 MHz Cellular and GSM, PCS, DECT and PHS at 1.8 to 2.0 GHz and Cordless Telephones in the 902 to 928 MHz band covered by FCC Title 47; Part 15. The MC13144 offers the following features:

• 17 dB Gain at 900 MHz

• 1.4 dB Noise Figure at 900 MHz

• 1.0 dB Compression Point of –7.0 dBm; Input Third Order Intercept Point of –5.0 dBm

• Low Operating Supply Voltage (1.8 to 6.0 Vdc)

• Programmable Bias with Enable 1 and Enable 2

• Enable 1 and Enable 2 Programmed High for Optimal Noise Figure and Gain Associated with NF

• Can Override Enable and Externally Program In Up to 15 mA