UPC1872CU

The UPC1872CU is an integrated for US MTS(multi channel television sound) system.All functions for US MTS system are provided on one chip.The UPC1872CU compared with the former IC requires less supply current,and improves electrical characteriestics.The UPC1872CU has built-in SAP discrimination error protection circuit.

Features of the UPC1872CU are:(1)BTSC standard demodulator;(2)only four adjustments;(3)supply voltage:8V to 10V;(4)circuit current:27mA TYP.(supply voltage:9V);(5)input and output level(L+R,100% modulation),input level:0.42Vp-p,output level:1.41 Vp-p.

The absolute maximum ratings of the UPC1872CU can be summarized as:(1):the parameter is supply voltage,the symbol is VCC,the rating is 11,the unit is V;(2):the parameter is LED drive current,the symbol is ID,the rating is 30,the unit is mA;(3):the parameter is control pin voltage,the symbol is VCONT,the rating is VCC,the unit is V;(4):the parameter is input signal voltage,the symbol is VIN,the rating is VCC,the unit is V;(5):the parameter is power dissipation,the symbol is PD,the rating is 700,the unit is mW;(6):the parameter is operating temperature,the symbol is Topr,the rating is -20 to +75,the unit is ;(7):the parameter is storage temperature,the symbol is Tstg,the rating is -30 to +125,the unit is .