TA1270BF

The TA1270BF is a PAL/NTSC color TV signal processor IC suitable for PIP/POP/PAP.The IC integrates video and chroma sync processor circuits.It comes in a 48 pin flat package.The TA1270BF incorporates an I2C bus,enabling control to be set via the bus line.

Features of the TA1270BF are:(1)video block:chroma trap,Y delay line,sub contrast adjustment(±3dB);(2)chroma block:UV/CbCr demodulation for NTSC;UV demodulation for PAL,tint control,PAL demodulation baseband signal processing,PAL/NTSC automatic identification,sub color adjustment (±3dB);(3)sync processor block:high-performance sync separator circuit,adjustment-free horizontal and vertical oscillator circuit using count down,50/60 Hz automatic identifier circuit;(4)switch block:high-speed switcher circuit,YUV or RGB input,built-in RGB matrix circuit,YUV or RGB output.

The maximum ratings of the TA1270BF can be summarized as:(1):the characteristic is power supply voltage,the symbol is VCCmax,the rating is 12,the unit is V;(2):the characteristic is input pin signal voltage,the symbol is einmax,the rating is 9,the unit is Vp-p;(3):the characteristic is power dissipation,the symbol is PD,the rating is 884,the unit is mW;(4):the characteristic is power dissipation reduction rate,the symbol is 1/Qja,the rating is 6.75,the unit is mW/;(5):the characteristic is operating temperature,the symbol is Topr,the rating is -20 to 65,the unit is ;(6):the characteristic is storage,the symbol is Tstg,the rating is -55 to 150,the unit is .