![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
IDSU ISDN DSU for Terminal Equipment
![Littelfuse](/logo/Littelfuse.png)
Littelfuse, Inc
POLYFUSE® RESETTABLE FUSES
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
DSU LSI for the ISDN Terminal Equipment
![SamHop](/logo/SamHop.png)
Samhop Mircroelectronics
N-Channel Logic Level Enhancement Mode Field Effect Transistor
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
ISDN U Interface (TCM mode)
![SamHop](/logo/SamHop.png)
Samhop Mircroelectronics
N-Channel Logic Level Enhancement Mode Field Effect Transistor
![SamHop](/logo/SamHop.png)
Samhop Mircroelectronics
N-Channel Logic Level Enhancement Mode Field Effect Transistor
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
ISDN Driver/Receiver
![SamHop](/logo/SamHop.png)
Samhop Mircroelectronics
P-Channel Logic Level Enhancement Mode Field Effect Transistor
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
ISDN BRI controller with B-ch HDLC controllers
![Yamaha](/logo/Yamaha.png)
Yamaha Corporation
ISDN BRI controller with B-ch HDLC controllers