Description
The U3550BM is a radio-frequency IC for analog cordless telephone applications in the 26/50-MHz band (CTO standard).
Features
- D All PLLs and most of the oscillators are integrated D All functions and channel selection controllable by D D D D
serial bus Receiver Mixer 1 with integrated image rejection Up to 25 channels selectable depending on CT0 standard Integrated oscillator circuit with external crystal (11.15 MHz) Programmable carrier-modulation frequency
VBAT DELVB DELGND MIXO Mixer 1 + 45.
- 45 sin LOGND.
U3550BM_TEMICSemiconductors.pdf
