u-law and A-law, 1.536, 1.544, 2.048 MHz, Enhanced Noise Reduction 20-SOIC 0 to 70
u-law and A-law, 1.536, 1.544, 2.048 MHz, Enhanced Noise Reduction 20-PDIP 0 to 70
u-law and A-law, 1.536, 1.544, 2.048 MHz, Enhanced Noise Reduction, 8th-Bit Signaling 24-SOIC
u-law and A-law, 1.536, 1.544, 2.048 MHz, Enhanced Noise Reduction 20-SOIC 0 to 70