Intersil ( Renesas )

DUAL OP-AMP, 3000 uV OFFSET-MAX, 0.044 MHz BAND WIDTH, PDIP8

Renesas(瑞萨电子)

QUAD OP-AMP, 25000uV OFFSET-MAX, 1.4MHz BAND WIDTH, PDIP14

Harris

Operational Amplifier, 4 Func, 25000uV Offset-Max, CMOS, PDIP14

Maxim(美信半导体)

Operational Amplifiers - Op Amps Quad CMOS Low Power

Maxim(美信半导体)

Operational Amplifiers - Op Amps Low Power, Quad Operational Amplifier