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OSD character overlay

Product Introduction

The satellite navigation RF front-end low noise amplifier chips AT2659 and AT2659S are low noise amplifier (LNA) chips with high gain and low noise coefficient, supporting L1 frequency band multi-mode global satellite positioning and can be applied to GNSS navigation reception solutions such as BDS, GPS, GLONASS, GALILEO, etc.

model	Noise Figure	gain	Working Voltage	Power consumption @ 2.85V	encapsulation	application
AT2659	0.71dB	23dB	1.4~3.6V	4.4mA	DFN-6	Navigation module, positioning tracker, wearable device, GMOUSE receiver, built-in active antenna, external active antenna
AT2659S	0.8dB	20.5dB	1.4~3.6V	4.4mA	SOT23-6	Navigation module, positioning tracker, wearable device, GMOUSE receiver, built-in active antenna, external active antenna

应用方案：

AT2659 Application Solution AT2659S Application Solution

1592188040605545

OSD character overlay chip:

model	Main functions	Product features	encapsulation	Main applications
AT7456	character overlay	Overlay characters, patterns, and 256 character libraries on simulated video signals	TSSOP28	Drones, security monitoring, indoor entertainment, reverse radar, portable measuring instruments, etc
AT7456E	character overlay	Overlay characters, patterns, and 512 character libraries on simulated video signals with low power consumption	TSSOP28	Drones, security monitoring, indoor entertainment, reverse radar, portable measuring instruments, etc