www.
ti.
com
FEATURES
• Low-Phase-Noise Mixer/Oscillator and PLL Synthesizer
• VHF-L, VHF-H, UHF Three-Band Local Oscillator
• External 4-Pin IF Filter Between Mixer Output and IF Amplifier Input
• I2C Bus Protocol (Bidirectional Data Transmission)
• 30-V Tuning
Voltage Output • Four NPN-Type Band-Switch Drivers • One Auxiliary-Port, Five-Level ADC • RF AGC Detector Circuit • Crystal Oscillator Output • Programmable Reference Divider Ratio
(24/28/50/64/80/128)
• Standby Mode • 5-V Power Supply • 38-Pin Thin Shrink Small-Outline Package
(TSSOP)
SN761664 DTV TUNER IC
SLES184 – JUNE 2006
DBT PACKAGE (TOP VIEW)
VLO OSC B VLO OSC C
OSC GND VHI OSC B VHI OSC C UHF OSC B1 UHF OSC C1 UHF OSC C2 UHF...