| AD549 | Analog Devices | Ultralow Input Bias Current Operational Amplifier |
| AD549JH | Analog Devices | Ultralow Input Bias Current Operational Amplifier |
| AD549JH/+ | Analog Devices | |
| AD549KH | Analog Devices | Ultralow Input Bias Current Operational Amplifier |
| AD549LH | Analog Devices | Ultralow Input Bias Current Operational Amplifier |
| AD549SH | Analog Devices | Ultralow Input Bias Current Operational Amplifier |