ON Semiconductor
Single Supply Dual Operational Amplifiers
STMicroelectronics
Low power quad voltage comparator
ARTSCHIP ELECTRONICS CO.,LMITED.
Low Power Low Offset Voltage Dual Comparators
ON Semiconductor
Single Supply Quad Operational Amplifiers
Motorola => Freescale
Dual Low Power Operational Amplifiers
STMicroelectronics
LOW POWER QUAD OPERATIONAL AMPLIFIER
ROHM Semiconductor
SIGNATURE SERIES Operational Amplifiers
Intersil
Quad Voltage Comparators for Industrial, Commercial and Military Applications