
ON Semiconductor
Single Supply Dual Operational Amplifiers

Diodes Incorporated.
DUAL AND QUAD DIFFERENTIAL COMPARATORS

Diodes Incorporated.
DUAL AND QUAD OPERATIONAL AMPLIFIERS

Fairchild Semiconductor
Quad Operational Amplifier

STMicroelectronics
LOW POWER QUAD OPERATIONAL AMPLIFIERS

Fairchild Semiconductor
Dual Differential Comparator

Fairchild Semiconductor
Quad voltage comparators for square wave generator, time delay generators, pulse generators and etc

Intersil
Dual, 1MHz, Operational Amplifiers for Commercial Industrial, and Military Applications

Diodes Incorporated.
DUAL AND QUAD DIFFERENTIAL COMPARATORS

Motorola => Freescale
Quad Single Supply Comparators

ON Semiconductor
Single Supply Dual Operational Amplifiers

Philips Electronics
Low power quad op amps