CEPT /T1 TEW5915 Input Transformer TEW5915 is designed and approved to be used as a Receive Transformer in T1 and CEPT applications, with the following devices: Typical applications are: • Wide temperature range. • Primary rate ISDN network nodes. – Dallas DS2187 • – PMC -Sierra PM4341 T1X PM6431 E1 PBX or computer to T1/CEPT Digital Trunks. • TDM Multiplexers. – AT&T T7290 – Level -One LXT304A, 305A MECHANICAL 12.2 4 5 2.54 (6 places) 3 Device 9.6 Line 2 1 8 0.6 9.1 1.9 Recommended foot print 2.54 1.27 5.2 max 7.62 12.7 ELECTRICAL SPECIFICATIONS TEW5915 75, 100, 120 Ω Line Impedance Turns Ratio (1 - 2):(3 - 4):(5 - 8) ISSUE: B TEW5915 96/06/17 Inductance (mH) ( 5 - 8) Pulse Mask 1:1:1 > 1.8 T1 & CEPT Longitudinal Bal. T1.408 & I.431 Return Loss T1.408, G.703 & BS6328 Dielectric Strength Filtran Limited (Vrms) 1500 229 Colonnade Road, Nepean, Ontario, Canada. K2E 7K3, Tel : (613) 226 1626 Fax : (613) 226 7124 2-62