AN5290S Datasheet (Panasonic Semiconductor)

AN5290S, Antenna diversity

Pin No.

1 2 3 4 Description Antenna selection level holding capacitance Sync.

separation video signal input Horizontal sync.

signal AFC output Horizontal sync.

signal oscillation timeconstant setting 5 6 7 8 9 Horizontal sync.

signal output Output for noise canceler Vertical sync.

signal output GND

ICs for TV AN5290S Antenna diversity IC for on-vehicle TV s Overview 0.4±0.25 0.45 Unit: mm 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 The AN5290S is an on-vehicle television antennadiversity IC in which the noise detection circuit and antenna changeover circuit are integrated on a single chip.

It is destined for NTSC/PAL system.

Built-in vertical and horizontal synchronizing circuit It outputs changeover pulse for noise canceler.

Built-in an

AN5290S Features

* 0.3 7.2±0.3 9.4±0.3 SOP024-P-0375A s Block Diagram VCC 24 23 22 21 20 19 18 17 16 15 14 0.15 0.925

* On-vehicle televisions 1st noise amp. 2nd noise amp. Noise comparator Diversity On/Off switch ANT switch driver ANT choice ANT select control ANT select decoder Sync