Hitachi J-FET input operational amplifiers are available in single, dual, and quad versions.
Other than the HA17080, all products are internal phase compensation types and include a built-in phase compensation capacitor. The HA17080 and the HA17083 allow offset adjustment.
* HA17080, HA17082 : DIP 8 PIN
* HA17083, HA17084 : DIP 14 PIN