User's Manual

LTE Module Series
EC21 Hardware Design
EC21_Hardware_Design Confidential / Released 12 / 94
2 Product Concept
2.1. General Description
EC21 is a series of LTE-FDD/LTE-TDD/WCDMA/GSM wireless communication module with receive
diversity. It provides data connectivity on LTE-FDD, LTE-TDD,DC-HSPA+, HSPA+, HSDPA, HSUPA,
WCDMA,EDGE andGPRSnetworks. It also provides GNSS
1)
and voice functionality
2)
for your specific
applications.EC21 contains tenvariants:EC21-E, EC21-A, EC21-V, EC21-AUT,
EC21-AU,EC21-AUV,EC21-AUTL, EC21-J, EC21-CT and EC21-KL. You can choose a dedicated type
based on the region or operator. The following table shows the frequency bands of EC21 series module.
Table 1: Frequency Bands of EC21 Series Module
Modules
2)
LTE Bands 3G Bands GSM
Rx-
diversity
GNSS
1)
EC21-E
FDD:B1/B3/B5/B7/B8/B20
WCDMA:B1/B
5/B8
900/1800 Y
GPS,
GLONASS,
BeiDou/
Compass,
Galileo,QZS
S
EC21-A
FDD:B2/B4/B12
WCDMA:B2/B
4/B5
N Y
EC21-V
FDD:B4/B13 N N Y
EC21-AUT
FDD:B1/B3/B5/B7/B28
WCDMA:
B1/B5
N Y
EC21-AU
3)
FDD: B1/B2/B3/B4/B5/B7/B8/
B28
TDD: B40
WCDMA:
B1/B2/B5/B8
850/900/
1800/1900
Y
EC21-AUV
FDD: B1/B3/B5/B8/B28 B1/B5/B8 N Y N
EC21-AUTL
FDD:B3/B7/B28 N N Y N
EC21-J
FDD: B1/B3/B8/B18/B19/B26 N N Y N
EC21-CT
FDD:B1/B3/B5 N N N N
EC21-KL
FDD:B1/B3/B5/B7/B8 N N Y N