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ISDN
U-BUS Input/Output Transformer
TEW4840
TEW4840 is designed to interface with the subscribers premises (NT) and the 2- wire line side of the Central Office Equipment (LT) in the ISDN Network. TEW4840 meets the electrical specifications of ANSI TI.6011988 and is approved for the SIEMENS PEB2091 (V.C1) device.
Applications: • • • High performance 2B1Q line code. Up to 50 mA line current. High insulation between line and equipment side.
Certified to: EN60950 & EN41003
MECHANICAL
1
DEVICE
6 7
2
LINE
3 4
DOT AT PIN #1
DIMENSIONS, Inches (mm)
P/N TEW4840 L W H A B C S 0.025 (0.64)
0.87 0.83 0.63 0.60 0.20 0.12 (22.0) (21.0) (16.0)(15.3) (5.1) (3.
TEW4840 Datasheet
