FX11LA-80S-8-SV71 Datasheet, PDF (3/20 Pages) Hirose Electric – 0.5mm Pitch Connectors with Ground Plate for 2mm to 3mm Board-to-Board Connections

FX11 Seriesq0.5mm Pitch Connectors with Ground Plate for 2mm to 3mm Board-to-Board Connections
sSignal integrity
qPin assignment
To match 100 ohm differential impedance and to reduce crosstalk, a staggered GSSG pin assignment is
recommended.(G=ground and S=signal)
GSSG
Signal
Ground
Diff pair
qImpedance
The differential impedance is 100 +/- 10 ohm for FX11 at 50 ps rise time(20% to 80%).
3mm(Without GND)
120
115
110
105
100
95
90
85
FX11- 3mm DifferentialTDR
80
0.8
0.9
1
1.1
1.2
1.3
1.4
1.5
Time (ns )
qInsertion-loss-to-crosstalk ratio (ICR)
The insertion-loss-to-crosstalk ratio (ICR) with five differential FEXT aggressors meets the extrapolated
IEEE802.3ap specification to 10⁺ Gbps.
3mm(Without GND)
60
50
40
30
20
10
ICR
IEEE s pec
00
1
2
3
4
5
6
7
8
9
10
Frequency (GHz)
3