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8488

更新时间: 2025-09-05 03:10:51
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FILTRAN 综合业务数字网
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描述
ISDNS-Bus Input/Output Modules

8488 数据手册

  
Input/Output Modules  
ISDNS-Bus  
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.  
AMD  
FILTRAN P/N  
IC MFG.  
FILTRAN P/N  
NATIONAL  
AM 79C 30A/32A . . . . . . . . . . . . . . . . . . . 8487, 8489  
LUCENT (AT&T)  
TP3420/3421 . . . . . . . . . . . . . . . . . . . . . . 8487, 8489  
SGS THOMSON  
T7234, T7254, T7250, T7256, T7259 . . . . 8486, 8488  
T7903 . . . . . . . . . . . . . . . . . . . . . . . . . . . 8487, 8489  
MIETEC  
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  
MTC-2072 . . . . . . . . . . . . . . . . . . . . . . . . 8487, 8489  
MITEL  
MT8930/8931 . . . . . . . . . . . . . . . . . . . . . 8487, 8489  
MOTOROLA  
MC145574 . . . . . . . . . . . . . . . . . . . . . . . 8486, 8488  
YM7405B . . . . . . . . . . . . . . . . . . . . . . . . 8487, 8489  
Mechanical and Schematic (All dimensions in inches)  
SUGGESTED PAD LAYOUT  
SCHEMATIC  
Unless specified all tolerances are  
XX +/- 0.01"  
ELECTRICAL SPECIFICATION @ 25˚C  
Transformer  
Choke  
Part  
Secondary  
Number  
Pins  
Ratio ±2%  
(Pri:Sec)  
L Pri  
(mH MIN)  
LL Sec  
(µH MAX)  
Cw/w  
(pF MAX)  
CD Pri  
(pF MAX)  
DCR Pri  
(+25% MAX)  
DCR Sec  
(+25% MAX)  
DCR  
(MAX)  
L
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  
4.7 mH  
470 µH  
470 µH  
4.7 mH  
4.7 mH  
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  
229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3  
Tel: (613) 226-1626 Fax: (613) 226-7124 www.filtran.com  
An ISO 9001 Registered Company  

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