Product Info

LTE Standard Module Series
EG91 Series Hardware Design
EG91_Series_Hardware_Design
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About the Document
Revision History
Version
Date
Author
Description
1.0
2017-03-22
Felix YIN/
Yeoman CHEN/
Jackie WANG
Initial
1.1
2018-01-23
Felix YIN/
Rex WANG
1. Added band B28A.
2. Updated the description of UMTS and GSM
features in Table 2.
3. Updated the functional diagram in Figure 1.
4. Updated module operating frequencies in
Table 21.
5. Updated current consumption in Table 26.
6. Updated RF output power in Table 27.
7. Updated the conducted RF receiving
sensitivity in Table 28.
8. Updated the GPRS multi-slot classes in
Table 33.
9. Added thermal consideration in Chapter 5.8
10. Added a GND pad in each of the four corners
of the module’s footprint in Chapter 6.2.
11. Updated storage information in Chapter 7.1.
12. Added packaging information in Chapter 7.3.
1.2
2018-03-14
Felix YIN/
Rex WANG
1. Added the description of EG91-NA.
2. Updated the functional diagram in Figure 1.
3. Updated pin assignment in Figure 2.
4. Updated GNSS function in Table 1.
5. Updated GNSS Features in Table 2.
6. Updated reference circuit of USB interface
in Figure 21.
7. Added description of GNSS receiver in
Chapter 4.