Preliminary User's Manual l TQMa8Xx UM 0002 l © 2018, TQ-Systems GmbH
Page 18
4.
MECHANICS
4.1
Connectors
The TQMa8Xx is connected to the carrier board with 280 pins on three connectors.
The following table shows details of the connectors used:
Table 16:
TQMa8Xx connectors
Manufacturer
Part number
Remark
TE connectivity
40-pin: 5177985-1
120-pin: 5177985-5
•
0.8 mm pitch
•
Plating: Gold 0.2 µm
•
–40 °C to +125 °C
The TQMa8Xx is held in the mating connectors with a retention force of approximately 28 N.
To avoid damaging the connectors of the TQMa8Xx as well as the connectors on the carrier board while removing the TQMa8Xx
the use of the extraction tool MOZI8XXL is strongly recommended. See chapter 4.8 for further information.
Attention: Note with respect to the component placement on the carrier board
2.5 mm should be kept free on the carrier board, on both long sides of the TQMa8Xx
for the extraction tool MOZI8XXL.
The following table shows some suitable mating connectors for the carrier board.
Table 17:
Carrier board mating connectors
Manufacturer
Part number
Remark
Stack height (X)
40-pin:
5177986-1
120-pin:
5177986-5
On MBa8Xx
5 mm
40-pin: 1-5177986-1
120-pin: 1-5177986-5
–
6 mm
40-pin: 2-5177986-1
120-pin: 2-5177986-5
–
7 mm
TE connectivity
40-pin: 3-5177986-1
120-pin: 3-5177986-5
–
8 mm
The pins assignment listed in Table 2, Table 3, and Table 4 refer to the corresponding
BSP provided by TQ-Systems GmbH
For information regarding I/O pins in Table 2, Table 3 and Table 4, refer to the i.MX 8X Data Sheet (1).
