描述 Description

The TSH122 is a video buffer that uses a voltage feedback amplifier, with an internal gain of 6 dB, an output rail-to-rail, an internal input DC-shift and a SAG correction. A power-down function allows

switching to a sleep mode with an ultra-low consumption.

特性 Features

■ Very low consumption: 1.7 mA

■ Ultra low power-down mode: 4 nA typ., 500 nA max.

■ Internal 6th order reconstruction filter

■ Internal gain of 6 dB

■ Rail-to-rail output buffer for 75Ωvideo line

■ Excellent video performance

– Differential gain 0.5

– Differential phase 0.10°

– Group delay of 10 ns

■ SAG correction

■ Bottom of video signal close to 0 V

■ Tested with 2.5 V and 3.3 V single supply

■ Data min. and max. are physically tested and guaranteed during production (consumption,

gain, filtering, and other parameters are guaranteed)

Applications

■ Mobile phones

■ Digital still camera

■ Digital video camera

■ Portable DVD players