64 KBPS INTERFACE TRANSFORMERS Designed for G.703 Codirectional Interface Transformers are matched to the integrated circuit Small encapsulated package Provide 1500 Vrms minimum isolation Electrical Specifications @ 25°C — Operating Temperature 0°C to 70°C Part Number Turns Ratio (± 3%) OCL (mH MIN) LL (µH MAX) CW/W (pF MAX) DCR pri (Ω MAX) DCR sec (Ω MAX) Package/ Schematic Matched To PE-65535 1:2CT 20.0 5.0 130 2.65 5.0 IS-5 EXAR XR6164 XR-T6165, XR-T6166 PE-65540 1CT:1 10.0 5.0 100 2.60 2.6 IS-6 – Schematic Mechanical IS .558 MAX 14,20 .400 10,20 IS-5 1 1 2 PE-655XX 6 5 .558 MAX 14,20 .200 5,08 .400 10,20 Pri Sec 6 5 4 3 3 DATE CODE 4 IS-6 CL 1 Pri Sec 6 2 4 3 .400 MAX 10,20 Note: Unused pins not provided. Leads are 22 AWG solderable. .130 3,30 The CCITT recommendations G.703 describe the physical and electrical characteristics of digital interfaces at 64 Kbps. PE-65535 listed above has been designed for the codirectional interface and matches the driver/receiver chips from EXAR Weight . . . . . . . . . .4 grams Tube . . . . . . . . . . . . .35/tube Dimensions: Inches mm Unless otherwise specified all tolerances are ± .010 0,25 (XR6164, XR-T6165, and XR-T6166). The characteristics of these transformers allow the pulse to comply with the pulse masks in the 120 Ω system. For More Information : Corporate Europe Asia 12220 World Trade Drive San Diego, CA 92128 Tel: 619 674 8100 FAX: 619 674 8262 http://www.pulseeng.com Quick-Facts: 619 674 9672 1 & 2 Huxley Road The Surrey Research Park Guildford, Surrey GU2 5RE United Kingdom Tel: 44 1483 401700 FAX: 44 1483 401701 150 Kampong Ampat #07-01/02 KA Centre Singapore 368324 Tel: 65 287 8998 FAX: 65 280 0080 Distributor Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. Printed on recycled paper. ©1998, Pulse Engineering, Inc. T611.B (11/98)