PicoTuner
TM
Complete Integrated Data Tuner
Product Brief Rev. 0
AIT1000
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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
40
22
21
7
8
14
15
40 Pin 22x22mm package
AIT1000M
-40°C to + 85°C
Description
The AIT1000 PicoTuner
TM
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 technol-
ogy 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
44 MHz
IF SAWF
Post
AGC Amp
Cable Modem
PHY
GND
ANADIGICS [ ANADIGICS, INC ]
