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FEATURES 10 MHz–300 MHz Input Frequency Baseband (I/Q) Digital Output 10 kHz–150 kHz Output Signal Bandwidth 12 dB SSB NF > –1 dBm IIP3 (High IIP3 Mode) 25 dB Continuous AGC Range + 16 dB Gain Step Support for LO and Sampling Clock Synthesis Programmable Decimation Rate, Output Format, AAF Cutoff, AGC and Synthesizer Settings 360 ⍀ Input Impedance 2.7 V–3.6 V Supply Voltage Low Current: 42 mA Typ (High IIP3 Mode), 30 mA Typ (Low IIP3, Fixed Gain Mode) 48-Lead LQFP Package (1.4 mm Thick) APPLICATIONS Portable and Mobile Radio Products Digital UHF/VHF FDMA Products TETRA
IF Digitizing Subsystem AD9870
PRODUCT DESCRIPTION
The AD9870 is a general-purpose IF subsystem that digitizes a low-level 10 MHz–300 MHz IF input with a bandwidth of up to 150 kHz.