- AM2091
- Advanced Micro Devices
- ISDN Echocancellation Circuit
- AM2091DC
- Advanced Micro Devices
- IEC-Q ISDN Echocancellation Circuit
- AM2091DCB
- Advanced Micro Devices
- IEC-Q ISDN Echocancellation Circuit
- AM2091JC
- Advanced Micro Devices
- IEC-Q ISDN Echocancellation Circuit
- AM2091JCB
- Advanced Micro Devices
- IEC-Q ISDN Echocancellation Circuit
- AM2091LC
- Advanced Micro Devices
- IEC-Q ISDN Echocancellation Circuit
- AM2091LCB
- Advanced Micro Devices
- IEC-Q ISDN Echocancellation Circuit
- AM2091PC
- Advanced Micro Devices
- IEC-Q ISDN Echocancellation Circuit
- AM2091PCB
- Advanced Micro Devices
- IEC-Q ISDN Echocancellation Circuit