8488

ISDNS-Bus Input/Output Modules 8485-8489 Units matched to leading transceiver IC’s. Meet the impedance requirements of CCITT 1.430 for both TE and NT over extended temperature range –40 to + 85°C. IC MFG. FILTRAN P/N AMD AM 79C 30A/32A . . . . . . . . . . . . . . . . . . . 8487, 8489 LUCENT (AT&T) T7234, T7254, T7250, T7256, T7259 . . . . 8486, 8488 T7903 . . . . . . . . . . . . . . . . . . . . . . . . . . . 8487, 8489 MIETEC MTC-2072 . . . . . . . . . . . . . . . . . . . . . . . . 8487, 8489 MITEL MT8930/8931 . . . . . . . . . . . . . . . . . . . . . 8487, 8489 MOTOROLA MC145574 . . . . . . . . . . . . . . . . . . . . . . . 8486, 8488 IC MFG. FILTRAN P/N NATIONAL TP3420/3421 . . . . . . . . . . . . . . . . . . . . . . 8487, 8489 SGS THOMSON ST5420/5421 . . . . . . . . . . . . . . . . . . . . . . 8487, 8489 SIEMENS PEB2080/2081/2084/2085/2086 . . . . . . . 8487, 8489 PSB 2186 . . . . . . . . . . . . . . . . . . . . . . . . 8487,8489 PSB 21381/21382/21383/21384 . . . . . . . 8485 PEB3086 . . . . . . . . . . . . . . . . . . . . . . . . . 8485 YAMAHA YM7405B . . . . . . . . . . . . . . . . . . . . . . . . 8487, 8489 Mechanical and Schematic (All dimensions in inches) SUGGESTED PAD LAYOUT SCHEMATIC Unless specified all tolerances are XX +/- 0.01" 8485-8489 ELECTRICAL SPECIFICATION @ 25˚C Transformer Part Number Ratio ±2% (Pri:Sec) Choke DCR Pri DCR Sec L 4.7 mH 470 µH 470 µH 4.7 mH 4.7 mH DCR Secondary Pins L Pri (mH MIN) (µH MAX) LL Sec Cw/w (pF MAX) CD Pri (pF MAX) (Ω +25% MAX) (Ω +25% MAX) (Ω MAX) 123/04/02 8485 8486 8487 8488 8489 1CT:1CT 1CT:2.5CT 1CT:2CT 1CT:2.5CT 1CT:2CT 30 30 30 30 30 10 10 10 10 10 150 150 150 150 150 100 100 100 100 100 3.4 3.4 3.4 3.4 3.4 3.4 7.0 5.4 7.0 5.4 1.4 1.4 1.4 1.4 1.4 20-18, 13-11 20-18, 13-11 20-18, 13-11 20-18, 13-11 20-18, 13-11 ISSUE: D An ISO 9001 Registered Company 229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3 Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com