Connection Interface; Figure 2. Mechanical Overview (Top View And Bottom View); Figure 3. Actual Module (Top View); Figure 4. Actual Module (Bottom View) - Sierra Wireless AirPrime HL77 Series Product Technical Specification

Product Technical Specification
1x - JTAG Interface
•
1x - Wake up signal
•
• 1x - Fast shutdown signal
1x - PWM
•
1x - Main RF Antenna
•
1.6.

Connection Interface

The AirPrime HL77xx
connections are made through the 146 Land Grid Array (LGA) pads on the bottom side of the PCB.
Figure 2. Mechanical Overview (Top View and Bottom View)
The 146 pads have the following distribution:
66 inner signal pads, 1x0.5mm, pitch 0.8mm
•
1 reserved test point (do not connect), 1.0mm diameter
•
7 test point (JTAG), 0.8mm diameter, 1.20mm pitch
•
• 64 inner ground pads, 1.0x1.0mm, pitch 1.825mm/1.475mm
4 inner corner ground pads, 1x1mm
•
4 outer corner ground pads, 1x0.9mm
•
Figure 3. Actual Module (Top View)
Figure 4. Actual Module (Bottom View)
41110555
modules are an LGA form factor device. All electrical and mechanical
Rev 1.0
Introduction
November 01, 2017 14