14
24.5
42.1
12.5
55.5
IC socket
(NQPACK176SE manufactured by
User system
Spacer (φ6.0)
30.0
37.5 27.5
29.2
Unit: mm
24.5
39.19
39.19
24.5
Pin 1
Top view
External bus trace unit
EV-chip unit
Tokyo Eletech Corporation)
Tolerance: ±1.0 mm
Figure 7 Resulting Dimensions after Connecting User System Interface Board (when Connecting External Bus Trace Unit and EV-Chip Unit)