Número de pieza	Fabricante / Marca	Breve descripción
TS1874IYDT	STMicroelectronics	IC OPAMP GP 1.8MHZ RRO 14SO
TS1874IYPT	STMicroelectronics	IC OPAMP GP 1.8MHZ RRO 14TSSOP
TS1874N	STMicroelectronics	TS1874N STM IC DIP-14
TS18M2	STMicroelectronics	TS18M2 STM IC SOP