TELEFUNKEN Semiconductors
U2300B
VHF/ UHF-Tuner-IC
Description
This tuner IC requires a power supply of 12 V and performs the function of three separate oscillators and
mixers, SAWF-driver, L.
O.
-output and tri-state band switch.
Applications are 12 V TV- and VCR-tuners.
Features
D Frequency range from 48 to 860 MHz
D Band A: balanced high impedance mixer input and amplitude controlled oscillator
D Band B + C: balanced low impedance mixer input and symmetrical oscillator
D Balanced L.
O.
-output for prescalers or PLL
D SAW filter driver with low impedance output
D Voltage
regulator for stable operating characteristics
D ESD protection on all pins except oscillator pins and RF-inputs
Benef...