E-Series 75 Ohm Coupler — 5 - 1000 MHz ELDC-8X1 E-Series 75 Ohm Coupler 5 - 1000 MHz Features • • • • SM-55 Package Coupling 8db Typical Surface Mount Low Profile Tape and Reel Packaging available Description M/A-COM’s ELDC-8X1 is a high performance 75 Ohm Coupler, in a SM-55 low cost, surface mount package. The ELDC-8 is designed for use in high volume CATV applications. Typical applications include Set-top Boxes, Network Interface Units, Line Amplifiers and Headend equipment. Electrical Specifications @25°C, Z0 = 75 Ohms Frequency Range 5 - 1000 MHz Units Nominal Typical Minimum Maximum Mainline Loss 5 - 870 MHz 870 - 1000 MHz dB dB — 1.9 2.1 — 2.1 2.3 Coupling 5 - 870 MHz 870 - 1000 MHz dB dB 8.5 7.9 — — — — ± 0.5 ± 0.5 dB — — — 0.9 Coupling Flatness Directivity 5 - 870 MHz 870 - 1000 MHz dB dB — — 14.5 13.5 12.5 11.5 — — Input Return Loss 5 - 50 MHz 50 - 870 MHz 870 - 1000 MHz dB dB dB — — — 19.0 19.5 22.0 18.0 17.5 18.5 — — — Output Return Loss 5 - 50 MHz 50 - 870 MHz 870 - 1000 MHz dB dB dB — — — 27.0 28.0 28.5 25.5 24.5 24.0 — — — Coupled Return Loss 5 - 50 MHz 50 - 870 MHz 870 - 1000 MHz dB dB dB — — — 18.0 18.5 23.0 16.5 17.0 19.0 — — — S 1419 C M/A-COM Division of AMP Incorporated ■ North America: Tel. (800) 366-2266, Fax (800) 618-8883 ■ Asia/Pacific: Tel.+85 2 2111 8088, Fax +85 2 2111 8087 ■ Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 www.macom.com AMP and Connecting at a Higher Level are trademarks. Specifications subject to change without notice. E-Series 75 Ohm Coupler — 5 - 1000 MHz Operating Characteristics ELDC-8X1 Absolute Maximum Ratings Function Pin No. Parameter Absolute Maximum Input 6 RF Power 250 mW Output 1 DC Current 30 mA Coupled 4 Pin Temperature (10 sec) 260°C External 75 Ohms 3 Operating/Storage Temperature -40°C to +85°C Ground 5 Not Connected 2 Typical Performance @ 25°C Insertion Loss Coupled Port Return Loss 1.5 5.0 1.0 0.0 0.5 -5.0 dB dB 0.0 -0.5 -10.0 -15.0 -1.0 -1.5 -20.0 -2.0 -25.0 -2.5 5 5.0 200 205.0 400 405.0 600 605.0 800 805.0 -30.0 55.0 1000 200 205.0 Frequency (MHz) 400 405.0 600 605.0 800 805.0 1000 800 805.0 1000 800 805.0 1000 Frequency (MHz) Coupling Output Return Loss -7.0 5.0 0.0 -7.5 -5.0 -10.0 dB dB -8.0 -8.5 -9.0 -15.0 -20.0 -25.0 -30.0 -9.5 -35.0 -10.0 55.0 200 205.0 400 405.0 600 605.0 800 805.0 -40.0 5 5.0 1000 200 205.0 Frequency (MHz) 600 605.0 Input Return Loss Directivity 5.0 5.0 0.0 0.0 -5.0 dB -5.0 dB 400 405.0 Frequency (MHz) -10.0 -10.0 -15.0 -15.0 -20.0 -20.0 -25.0 55.0 -25.0 200 205.0 400 405.0 600 605.0 800 805.0 1000 Frequency (MHz) -30.0 5 5.0 200 205.0 400 405.0 600 605.0 Frequency (MHz) S 1419 C M/A-COM Division of AMP Incorporated ■ North America: Tel. (800) 366-2266, Fax (800) 618-8883 ■ Asia/Pacific: Tel.+85 2 2111 8088, Fax +85 2 2111 8087 ■ Europe: Tel. +44 (1344) 869 595, Fax+44 (1344) 300 020 www.macom.com AMP and Connecting at a Higher Level are trademarks. Specifications subject to change without notice.