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SimCom SIM7000 User Manual
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Smart Machi
ne Smart Decis
ion
SIM
7000
_
Hardware
Design
_V
1.0
4
201
8-1-
31
1.3
Hard
ware
Block Diagram
The block diagr
am of the SI
M7000 module is
shown in the fi
gure below
.
USB
(
U
)
SIM Card
Wireless
Base
-
band
Processor
Power Management Unit
Memory
RF
Transceiver
26
MHz
GNSS
RF
GPRS
/
LTE
RF PA
GPRS
/
LTE
RF SWITCH
receive
transmit
GNSS
ANT
Main
ANT
PWRKEY
NRESET
USB
_
VBUS
VBAT
(
Supply
)
SIM
_
VDD
UART
GPIO
(
s)
I2
C
PCM
ADC
VDD
_
EXT
Figure
1: SIM7
000 block
diagram
SIMCOM
CONFIDENTIAL
FILE
11
13
Table of Contents
Default Chapter
3
Table of Contents
3
Figure Index
7
Revision History
8
1 Introduction
9
Product Outline
10
Hardware Interface Overview
11
Hardware Block Diagram
12
Functional Overview
13
2 Package Information
15
Pin Assignment Overview
15
Table 3: Pin Definition
16
Pin Description
17
Mechanical Information
20
Footprint Recommendation
21
3 Interface Application
22
Power Supply
22
Power Supply Design Guide
23
Recommended Power Supply Circuit
23
Voltage Monitor
24
Power On/Power Off/Reset Function
25
Power on
25
Power off
26
Table 9: Power off Timing and Electronic Characteristic
27
Reset Function
28
UART Interface
29
UART Design Guide
29
RI and DTR Behavior
30
USB Interface
31
SIM Interface
32
SIM Application Guide
33
PCM Interface
34
PCM Timing
34
PCM Application Guide
36
I2C Interface
36
Network Status
37
Other Interface
38
Adc
38
Ldo
38
4 RF Specifications
39
GSM/LTE RF Specifications
39
Table 21: Operating Frequencies
40
Table 24: CAT-M1 Reference Sensitivity (QPSK)
41
GSM/LTE Antenna Design Guide
42
Gnss
43
GNSS Technical Specification
43
GNSS Application Guide
43
RF Traces Note
45
RF Traces Layout
45
LTE ANT and Other System ANT Decoupling
46
5 Electrical Specifications
47
Absolute Maximum Ratings
47
Operating Conditions
48
Operating Mode
49
Operating Mode Definition
49
Sleep Mode
50
Minimum Functionality Mode and Flight Mode
50
Power Saving Mode (PSM)
50
Extended Mode DRX (E-DRX)
51
Current Consumption
52
ESD Notes
54
6 SMT Production Guide
55
Top and Bottom View of SIM7000
55
Label Information
56
Typical SMT Reflow Profile
57
Moisture Sensitivity Level (MSL)
58
Baking
59
Stencil Foil Design Recommendation
60
7 Packaging
61
Tray Packaging
61
Table 38: Tray Size
62
Table 40: Big Carton Size
63
Appendix
64
Reference Design
64
Design Check List
65
Coding Schemes and Maximum Net Data Rates over Air Interface
67
Related Documents
69
Terms and Abbreviations
71
Safety Caution
73
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SimCom SIM7000 Specifications
General
Brand
SimCom
Model
SIM7000
Category
GSM/GPRS Modules
Language
English
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