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8.5 x 8.5 SoMs have  three Samtec Q Strip Socket on the bottom side.

  • Module use 3 x  ASP-122952-01 ( QTH–090–01–L–D–A)   , (180 pins, "60" per bank)

  • Carrier use 3 x ASP-122953-01 (QSH–090–01–F–D-A), (180 pins, "60" per bank)

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Connector SpecificationsValue
Insulator materialBlack Liquid Crystal Polymer
Stacking height5 mm
Contact materialPhosphor-bronze
PlatingAu or Sn over 50 µ" (1.27 µm) Ni
Current rating2 A per pin (2 pins powered)
Operating temperature range-55 °C to +125 °C
RoHS compliantYes


Connector Mating height

When using the same type on baseboard, the mating height is 5mm. Other mating heights are possible by using connectors with a different height

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Order numberConnector on baseboardcompatible toMating height

ASP-122953-01QTH–090–01–L–D–A5 mm

ASP-122952-01QSH–090–01–F–D-A5 mm


The module can be manufactured using other connectors upon request.

Connector Speed Ratings

The Q Strip connector speed rating depends on the stacking height; please see the following table:

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Stacking heightSpeed rating
5 mm, Single-Ended9.5 GHz
8 mm, Single-Ended8.5 GHz
11 mm, Single-Ended6 GHz
16 mm, Single-Ended5.5 GHz
20 mm, Single-Ended3.5 GHz
30 mm, Single-Ended3 GHz
5 mm, Differential10.5 GHz   / 25Gbit/s
8 mm, Differential8 GHz
11 mm, Differential5 GHz
16 mm, Differential6 GHz
20 mm, Differential8.5 GHz
30 mm, Differential1.5 GHz


Current Rating

Current rating of Samtec Q Strip Socket B2B connectors is 2A per pin (2 adjacent pins powered).

Connector Mechanical Ratings
  • Shock: 50 G, 11 ms half Sine
  • Vibration: 7.3G random, 2 hours per axis, 3 axes total

Manufacturer Documentation

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