User's Guide

ATOP3.5G Product Description
80447ST10636A rev.10 – 2015-03-03
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Reserved. Page 26 of 66
Mod. 0808 2011-07 Rev.2
8.4 UMTS/EDGE/GSM/GPRS coprocessor
Connection to mobile networks is provided by a certified communications protocol stack that is
field tested worldwide, with best-in-class RF performance and power consumption.
 32-bit ARM1136EJ-S control processor, up to 390 MHz
 Communication engine
o Support for 2 antennas allowing backup of primary antenna for 2G and 3G as
well as receive diversity for high bit rate
o UMTS/HSDPA/HSUPA Quad-band support for worldwide coverage: 2100 (I),
1900 (II), 1700 (IV/IX), 850 (V) (including 800 (VI)) and 900 (VIII), power class 3
o 2.75G Quad-band support: GSM 850, PCS 1900, E-GSM 900, and DCS 1800
with EDGE/GPRS multi-slot class 12, class B, power class E2
 Audio subsystem
o W-AMR/HR/FR/EFR/AMR Vocoders
o Noise suppression and echo cancelation
o 2 microphone inputs
o 1 stereo or 2 mono outputs
o 1 stereo class D up to 1 W @ 5 V / 8 
o Digital IO
 USIM card interface
o class B and C
o SIM toolkit R99 support for all provisioning functions that do not need a UI
 High performance interfacing
o High-speed OTG USB
o SDIO interface
The following maximum theoretical transfer speed can be reached for the different standards:
 HSUPA mode: 5.76 Mbps (Cat 6) uplink speed
 HSDPA mode: 14.4 Mbps (Cat 10) downlink speed
 UMTS mode: 384 Kbps DL/384 Kbps UL
 EDGE: 236.8 Kbps DL/236.8 Kbps UL (class 12)
 GPRS: 85.6 Kbps DL/85.6 Kbps UL (class 12)
 GSM: 14.4 Kbps DL/14.4 Kbps UL
8.5 Near Field Communication coprocessor
Remark: This paragraph applies only to OM12030/1X0 (with X as defined in Section 5).
To connect to an external device, such as vignette, mobile phone, or personalization station for car
sharing scheme, an NFC communication link is present with the following features:
 Reader/writer and card interface modes
o Baud rate up to 424 kbps
o Complete NFC framing and error detection
o Support for ISO14443 A, ISO14443 B, and MIFARE
This interface can also be used to exchange data with ISO14443/MIFARE cards.