AIT1000 PicoTunerTM Complete Integrated Data Tuner Product Brief Rev. 0 · · · · · · · · · · · · · · · · · · FEATURES Complete Integrated RF Tuner Front End Up Converter, Down Converter & Dual PLL Integrated in Package No External Components No Tuning Required -35 dB Gain -82 dBc Phase Noise Better than -50dBc Image Rejection 3w Serial Programming Small Footprint, 22mm x 22mm Single +5V Supply DOCSIS Compliant 40 Lead Package -40°C to + 85°C APPLICATIONS Cable Modems CATV Data Tuner Set Top Box Home Gateway PC Add-on Card or Motherboard 1 7 40 22 21 8 14 15 AIT1000M 40 Pin 22x22mm package -40°C to + 85°C Description The AIT1000 PicoTunerTM is a complete integrated data tuner that includes all the necessary circuitry for an RF tuner front end for cable modem applications. The AIT1000 combines GaAs and Silicon CMOS technology to provide an up converter, down converter, dual synthesizer, SAW filter, DC-DC converter, input filter, tuning circuits, and all passive components to facilitate a complete Dual Conversion Tuner architecture. The AIT1000 is supplied in a 40 lead package and requires a single +5v supply. It is well suited for applications that require a low cost, small size complete RF tuner IC without compromising performance. Tuner Downstream Path +5v RF Input AIT1000 PicoTuner TM 52 MHz to 870 MHz GND 44 MHz IF SAWF Post AGC Amp Cable Modem PHY AIT1000 OPER ATIN G C ON D ITION S PAR AMETER Operati ng Voltage Range Operati ng Temperature Range MIN TYP MAX U N IT +4.75 +5.0 +5.25 V -40 O/P Power Level (Uncombi ned) I/P Power Level 85 -21 -15 0 C dB m +15 dBmV MAX U N IT D C ELEC TR IC AL C H AR AC TER ISTIC S PAR AMETER MIN TYP Supply C urrent 350 mA Power D i ssi pati on 1.75 W AC ELEC TR IC AL C H AR AC TER ISTIC S (VCC=+5.0V, TA=250C ) PAR AMETER MIN TYP MAX U N IT Phase Noi se (10kHz offset) -85 -82 dBc/Hz Noi se Fi gure 8.5 9.5 dB 35 42 dB 35 dB C onversi on Gai n (Uncombi ned) 32 AGC Range 30 Image Rejecti on -54 -50 dB c C TB -57 -53 dB c C SO -57 -53 dB c XMOD -52 -48 dB c ANADIGICS, Inc. 35 Technology Drive Warren, New Jersey 07059 Tel: (908) 668-5000 Fax: (908) 668-5132 http://www.anadigics.com [email protected] IMPORTANT NOTICE ANADIGICS, Inc. reserves the right to make changes to its products or discontinue any product at any time without notice. The Advanced Product data sheets and product specifications contained in this data sheet are subject to change prior to a products formal introduction. The information in this data sheet has been carefully checked and is assumed to be reliable. However, ANADIGICS assumes no responsibility for inaccuracies. ANADIGICS strongly urges customers to verify that the information they are using is current before placing orders. WARNING ANADIGICS products are not intended for use in life support appliances, devices, or systems. Use of an ANADIGICS product in any such application without written consent is prohibited. 2