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| ADSL CPE Hybrid APC78164 OPERATING TEMPERATURE -40C TO +85C FEATURES * * APC 78164 is designed to interface with Alcatel's MTK 20150 transceiver chip set (AFE Chip 20154), and EL1510C Line Driver, to optimize CPE (customer premises equipment designs). The hybrid contains all of the components required between the AFE chip and the line connector including the line interface transformer, common mode choke, longitudinal line protection circuitry and transmit and receive filters. Excluding Line Driver and non-inverting I/P Capacitors. The hybrid is designed to meet the requirements of safety per IEC60950 - reinforced Isolation. The hybrid is designed to meet the requirements of Telcordia GR-1089 Surge and AC Power Fault. * * BLOCK DIAGRAM Rx Filter 17 8 Pin 1 Pin 2 Pin 3 TIP RING TXP TXN AGND - TX N/C AGND - RX RXP RXN EL1510C PIN 5 (INB+) Pin 11 Pin 12 Pin 13 Pin 14 Pin 15 Pin 16 Pin 17 Pin 18 Pin 19 Pin 20 EL1510C PIN 7 (OUTB) EL1510C PIN 6 (INB-) N/C EL1510C PIN 3 (INA+) EL1510C PIN 1 (OUTA) EL1510C PIN 2 (INA-) LINE PWR 1 LINE PWR 2 N/C FIELD GROUND 9 TNV SELV Side Side Line Protection Circuitary Common Mode Choke Line Interface Transformer 1 20 2 2 to 4 wire conversion Pin 4 Pin 5 3 4 5 10 11 12 14 15 16 18 Pin 6 Pin 7 Pin 8 Pin 9 Pin 10 Tx Filter SEE NOTE 2. 1) ALL TRACES BETWEEN APC PINS 10 AND 14 AND ELANTEC LINE DRIVER PINS 3 AND 5 RESPECTIVELY MUST BE KEPT SYMMETRICAL, PARALLEL AND EQUIDISTANT. 2) APP DIAGRAM SHOWS LOCATION OF 2 X 4 .7NF CAPACITORS TO BE ADDED EXTERNALLY. MECHANICAL 33 51.26 1 48.26 33.02 9 12 5.4 18 2.54 10 29.7 (c)2003 Bel Fuse Inc. Specifications subject to change without notice. 05.20.03 Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 * Tel 201-432-0463 * Fax 201-432-9542 * www.belfuse.com Page 1 |
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