| EL5156 | Intersil | Op Amp, Single, 600MHz, Low Offset Voltage with Enable |
| EL5157 | Intersil | Op Amp, Single, 600MHz, Low Offset Voltage |
| EL5256 | Intersil | Dual, 600MHz, Low Offset Voltage Feedback Amplifier with Enable |
| EL5257 | Intersil | Dual, 600MHz, Low Offset Voltage Feedback Amplifier |
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