ISDN S/T Interface Device
Description
TP3420A ISDN S/T Interface Device
PRELIMINARY
July 1994
TP3420A ISDN S/T Interface Device
General Description
The TP3420A is an enhanced version of the TP3420, with a number of upgraded features for compliance with the new release of ANSI T1.605-1991 and CCITT I-430. At initial power-up the device is fully backwards compatible with the TP3420 device, and m...
National Semiconductor
TP3420AJ PDF File
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