Description
The U2759B is a bipolar integrated IF signal processing circuit.
It is designed for DAB (Digital Audio Broadcasting) applications.
Features
- D High linearity of the complete circuit D 3-stage gain controlled wideband amplifier D Internal AGC loops D AGC time constants and thresholds adjustable D Mixer: double balanced high current Gilbert Cell
Block Diagram
DC 11 IF1IN IF1IN 16 6 IF2OUT 1 7 3 14 4 GND 15 8 LO LO Figure 1. 9 5 AGCT 10 THRIF 12 VREF BG 13 GND NC VS
9144
AGCPRE THRPRE
Bandgap
2
Ordering and Package Information
Extended Type Number U2759B-A U2759B-AFL U2759B-AFLG3 Package DIP16 SO24 SO24 Remarks
Taping according IC.