Key Features - Quectel EC25-AUX Hardware Design

FDD: B2/B4//B5/B12/B13/
4)
EC25-AFX
B14/B66/B71
FDD: B1/B3/B7/B8/B20/
B28A
EC25-EU
TDD: B38/B40/B41
FDD: B1/B3/B7/B8/B20/
4)
B28A
EC25-EUX
TDD: B38/B40/B41
FDD: B3/B7/B28
EC25-AUTL
FDD: B1/B3/B7/B8/B20/
EC25-EC
B28A
FDD: B2/B4//B5/B7/B28/
4)
EC25-MX
B66
NOTES
1)
1. GNSS function is optional.
2)
2. EC25 series module contains Telematics version and Data-only version. Telematics version
supports voice and data functions, while Data-only version only supports data function.
3)
3. B2 band on EC25-AU and EC25-AUX modules do not support Rx-diversity.
4)
4. EC25-AFX, EC25-EUX, EC25-AUX and EC25-MX are based on ThreadX OS.
5. Y = Supported. N = Not supported.
With a compact profile of 29.0mm × 32.0mm × 2.4mm, EC25 can meet almost all requirements for M2M
applications such as automotive, metering, tracking system, security, router, wireless POS, mobile
computing device, PDA phone, tablet PC, etc.
EC25 is an SMD type module which can be embedded into applications through its 144-pin pads,
including 80 LCC signal pads and 64 LGA pads.

2.2. Key Features

The following table describes the detailed features of EC25 module.
Table 2: Key Features of EC25 Module
Features
Power Supply
EC25_Hardware_Design
B2/B4/B5
B1/B8
B1/B8
N
B1/B8
B2/B4/B5
Details
Supply voltage: 3.3V~4.3V
Typical supply voltage: 3.8V
LTE Standard Module Series
EC25 Hardware Design
N Y
900/1800MHz Y
900/1800MHz Y
N Y
900/1800MHz Y
N Y
N
N
N
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