- Sierra IC Inc. will be closed for the holiday season from December 20, 2025 through January 4, 2026, and will resume normal business operations on January 5, 2026.    

 

Sierra IC Inc., a global independent distributor, specializes in integrated circuits, active and passive components, connectors, and discrete electromechanical parts.

Products UnCategorized ISDN-ST-U-Interface Sierra IC Catalog Page 1

Part Number Manufacturer
Page 1 of 1
TP3420AN308-NOPB
ISDN S/T HDLC Interface 1-Line 192Kbps 5V 20-Pin MDIP
National-Semiconductor
TP3420AV308
ISDN S/T HDLC Interface 1-Line 192Kbps 5V 20-Pin PLCC Rail
National-Semiconductor
TP3420AV308-63SN
ISDN S-INTERFACE
National-Semiconductor
TP3420AV308-NOPB
ISDN S-INTERFACE
National-Semiconductor
TP3420AV309
ISDN S/T HDLC Interface 1-Line 192Kbps 5V 20-Pin PLCC Rail
National-Semiconductor
TP3420AV309-63
ISDN S-INTERFACE
National-Semiconductor
TP3420AV309-63SN
ISDN S-INTERFACE
National-Semiconductor
TP3420AV309-NOPB
ISDN S-INTERFACE
National-Semiconductor

Contact Info

SIERRA IC, INC.
16151 Lancaster Hwy
Charlotte NC 28277

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