TEF6700HL Description
ORDERING INFORMATION QUICK REFERENCE DATA BLOCK DIAGRAM PINNING FUNCTIONAL DESCRIPTION FM I/Q-mixer Buffer output for weather band flag VCO Crystal oscillator PLL DAA FM keyed AGC FM IF amplifier FM IF AGC AM tuner including mixer 1 and mixer 2 AM RF AGC AM.
TEF6700HL Key Features
- FM mixer for conversion of FM RF (64 to 108 MHz and US weather band) to IF of 10.7 MHz; the mixer provides inherent imag
- AGC PIN diode drive circuit for FM RF AGC; AGC detection at FM mixer input; the AGC PIN diode drive can be activated via
- Digital alignment circuit for bus controlled matching of oscillator tuning voltage to FM antenna tank circuit tuning vol
- Buffer output for weather band flag
- FM IF linear amplifier with high dynamic input range; amplifier gain can be switched to two different positions via the
- FM IF AGC with multiplexed inputs for FM and In-Band On-Channel Digital Audio Broadcast (IBOC DAB)
- Buffer amplifier for FM IBOC DAB IF bypassing second IF filter can be activated via I2C-bus
- AM mixer 1 for conversion of AM RF to AM IF1 10.7 MHz
- AM RF PIN diode drive circuit and RF JFET conductance control by AGC cascode drive circuit; AGC threshold detection at A
- AM noise blanker with blanking at AM IF2; AM noise blanker can be deactivated via the I2C-bus