User Manual

Table Of Contents
1. Ordering Information and Module Marking
The following table provides the ordering details for the ATWINC3400-MR210CA module.
Table 1-1. Ordering Details
Model Number Ordering Code Package Description
Regulatory
Information
ATWINC3400-
MR210CA
ATWINC3400-MR210CAxxx
1
22.43 x
14.73 x 2.0
mm
Certified
module with
chip antenna
FCC, IC, CE
2
Note: 
1. 'xxx' in the preceding table and following figure denotes the software version. Order code changes
as per the software version. For example, current version of the software is v1.22, so its equivalent
order code is ATWINC3400-MR210CA122.
2. CE certification pending.
The following figure illustrates the ATWINC3400-MR210CA module marking information.
Figure 1-1. Marking Information
MR
2 1
0
C
Device name
MR: Industrial
2: OTA with shield
1: Reserved
1: Reserved
C: Chip antenna
Revision letter
Software version
ATWINC3400
A xxx
ATWINC3400-MR210CA
© 2017 Microchip Technology Inc.
Draft Datasheet Preliminary
DS00000000A-page 5