Schematics

Report No.: I20W00023-WWAN_Rev1
Chongqing Academy of Information and Communication Technology
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Page 528 of 585
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5.7.3 CAT-M Band Frequency Stability over Voltage Variation Results
Test data:
Band
Reference
channel
frequency
(MHz)
Offset
Voltage (V)
3.4
3.8
4.2
2
1880
Hz
14.91
10.36
-8.92
ppm
0.008
0.005
-0.005
4
1732.5
Hz
6.15
8.30
-10.73
ppm
0.003
0.005
-0.006
12
707.5
Hz
3.97
1.10
2.85
ppm
0.0056
0.0016
0.004
13
782
Hz
0.16
2.84
0.47
ppm
0.0002
0.0036
0.0006
26
831.5
Hz
-11.05
7.53
-8.21
ppm
-0.013
0.009
-0.010