LAN
1000 Base-T Magnetic Modules
6687-6688
• Standard SMD package
• Intended for long haul Gigabit Ethernet 100/1000 Base-T
Full duplex applications
• Supports 4 pairs of category 5 UTP cable
• Compliant with IEEE 802.3ab standard for 1000 Base-T
MECHANICAL AND SCHEMATIC
(All dimensions in inches)
SCHEM ATIC
SCHEM ATIC
6687
SUGGESTED PAD LAYOUT
0.690
24 X .020
0.550
TD1 - 3
1 :1
TD1 -
3
1 :1
21 MCT2
20 MX2+
19 MX2-
TCT2
TD2+
4
5
TCT1 1
TD1 + 2
24 MCT1
TCT1 1
TD1 + 2
23 MX1+
22 MX1-
6688
24 MCT1
23 MX1 +
22 MX1 -
668X
FD/C
0.480
0.500
0.650
TCT2 4
TD2+ 5
21 MCT2
20 MX2 +
11 X .050
TD2- 6
TD2-
1 :1
18 MCT3
TCT3
TD3+
6
1 :1
7
8
19 MX2-
18 MCT3
17 MX3 +
24 X 0.030
1 1 X 0.050
0.5508
TCT3 7
TD3+ 8
17 MX3+
16 MX3-
TD3- 9
1 :1
TD3-
9
1 :1
16 MX3-
0.30 MAX
TCT4
10
15 MCT4
TCT4 10
TD4+ 11
15 MCT4
14 MX4 +
0.010
24 X 0.045
TD4+ 11
14 MX4+
13 MX4-
TD4-
12
1 :1
TD4- 12
1 :1
13 MX4-
ELECTRICAL SPECIFICATION @ 25˚C
6687-6688
Part
Number
Insertion Loss
(dB Max)
Return Loss
(dB Min)
Differential to Common
Mode Rejection ( dB Min)
Crosstalk
(dB Min)
Hipot
(Vrms Min)
10/09/01
1-100 MHz
1-30 MHz
40
MHz
50
MhZ
60-80
MHz
100
MHz
30
MHz
60
MHz
00
MHz
30
Mhz
60
Mhz
00
MHz
ISSUE: C
6687
6688
1.0
1.0
-18
-18
-14.4
-14.4
-13.1
-13.1
-12
-12
-10
-10
-43
-43
-37
-37
-33
-33
-45
-45
-40
-40
-35
-35
1500
1500
229 Colonnade Road, Ottawa, Ontario, Canada K2E 7K3
Tel: (613) 226-1626 Fax: (613) 226-7124
www.filtran.com
An ISO 9001 Registered Company
FILTRAN [ FILTRAN LTD ]
