The SAA7131E combines a digital global standard low-IF demodulator for analog TV with a PCI audio and video decoder. The IF demodulator is an alignment-free digital multistandard vision and sound low-IF signal PLL demodulator for positive and negative video modulation. It can be used worldwide for M/N, B/G/H, I, D/K and L/L’ standards. The IF demodulator is especially suited for the application with the TV Silicon Tuner TDA18271, TDA8275A or equivalent IC.