28-Pin Dual-Function Industrial IC, 5V Nominal Supply, DIP-28 Package
PCM Transceiver, 1-Func, CEPT PCM-30/E-1, CMOS, PDIP28, PLASTIC, DIP-28
PCM Transceiver, 1-Func, CEPT PCM-30/E-1, CMOS, PQCC28, PLASTIC, LCC-28
