User's Manual

DE910 Series Hardware User Guide
1vv0301183 Rev.1 – 2015-2-13
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights
Reserved. Page 12 of 70
2.2. Product Specifications
DE921 Specifications
Air Interface

CDMA
1xRTT
 CDMA 1xEV-DO Rev. A
Frequency Bands
 800MHz/secondary 800MHz/1900MHz
Data Service

CDMA 1x
RTT
: 153.6 Kbps (full
-
duplex)
 CDMA 1xEV-DO Rev. A: 3.1Mbps (F/L),
1.8Mbps (R/L)
Location solution
gpsOne
Max. RF out power

CDMA BC0:
Power class 3
(
24
dBm
) for 1xRTT
,
Power class 3 (24dBm) for 1xEV-DO
 CDMA BC10: Power class 2 (24dBm) for 1xRTT,
Power class 2 (24dBm) for 1xEV-DO
 CDMA BC1: Power class 2 (24dBm) for 1xRTT,
Power class 2 (24dBm) for 1xEV-DO
Typical conducted sensitivity
a.
CDMA
 1xRTT: -106.5dBm
 1xEV-DO: -107.5dBm
b. GNSS
 Acquisition sensitivity: -142dBm
 Navigation sensitivity: -153.5dBm
 Tracking sensitivity: -157.5dBm
 TTFF: 29sec @ -130dBm
Device dimensions
40mm(L) x 40mm(W) x 3.3mm(T)
Weight
10.2 g
Operating Temperature Range
–
4
0
~
+
70
°C
(
Full specificati
on
for
Designator A)
–40 ~ +85°C (Restricted specification for Grade 3)
Storage Temperature Range
–40 ~ +85°C
Normal operating voltage range
3.4 ~ 4.2V
IO voltage
1.8V
Interface

1
33
Ball
-
Grid
-
Array
interf
ace
 8 general I/O ports maximum including multi-
functional I/Os
 State LED output
 2 A/D converter
 Full RS232 CMOS UART: baud rate up to 4Mbps
 Reserved two wires CMOS UART for debugging
 USB 2.0: baud rate up to 480Mbps
Antenna

Primary a
ntenna
 GPS&GLONASS antenna