ISDN S-Bus TEW5498 Input/Output Transformer TEW5498 is designed to comply with the requirements of an input/output transformer in the ISDN S-Bus Interface. TEW5498 has been designed and approved for the following devices: Motorola MC145474 MC145475 TEW5498 complies with the requirements of CCITT I.430 and ANSI T1.605. • Compact size • Wide temperature range MECHANICAL 0.50 MAX DIMENSIONS ARE IN INCHES 0.50 MAX 0.10 MIN 1 5 Device 2 6 4 8 TEW5498 DIA 0.025 8 Line 5 DRILL 0.040 8 PLACES 0.45 MAX 1 4 GRID 0.10 x 0.10 WHITE DOT TEW5498.CHP ELECTRICAL DCR (Ohms) (1 - 4) (5 - 8) 2.35 2.40 Inductance (mH) (1 - 4) > 22 Leakage Ind. (µ H) (5 - 8) < 12 (1 - 4):(5 - 8) 1:1 10 - 300 KHz > 54 ISSUE: A 94/11/24 Turns Ratio Longitudinal Bal. (dB) Input/Output Impedance Conforms to the impedance mask given in I.430. Pulse Mask Template Conforms to the Pulse mask given in I.430. Dielectric Strength (Vrms) Temperature Filtran Limited Operating Storage 1500 0o o 50o o to C -40 to 85 C 229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3, Tel : (613) 226-1626 Fax : (613) 226-7124 3-11