Fairchild Semiconductor
Quad Operational Amplifier
STMicroelectronics
THREE-TERMINAL 3A-5V POSITIVE VOLTAGE REGULATORS
ON Semiconductor
Single Supply Quad Operational Amplifiers
Motorola => Freescale
QUAD DIFFERENTIAL INPUT OPERATIONAL AMPLIFIERS
STMicroelectronics
Low Power Quad Operational Amplifiers
SEOUL SEMICONDUCTOR
INFRARED LAMP LED
ON Semiconductor
Single Supply Quad Operational Amplifiers
Philips Electronics
Low power quad op amps