Neoway N723-EA Manuals

Manuals and User Guides for Neoway N723-EA. We have 1 Neoway N723-EA manual available for free PDF download: Hardware User's Manual

Neoway N723-EA Hardware User's Manual (75 pages)

Brand: Neoway | Category: Wireless modules | Size: 2 MB

Table of Contents
3
Safety Recommendations
10
About N723-EA
11
Product Overview
11
Block Diagram
11
Table 2-1 Variant and Frequency Bands
11
Basic Features
12
Figure 2-1 Block Diagram
12
Reference Standards
15
Module Pins
16
Pin Layout
16
Figure 4-1 N723-EA Pin Definition (Top View)
16
Pin Description
17
Table 4-1 Pin Description
17
Table 4-2 Level Feature
17
Table 4-3 Pin Description
19
Application Interfaces
25
Power Interface
25
Vbat
25
Figure 5-1 Voltage Drop of the Power Supply
26
Figure 5-2 Recommended Design 1
26
Figure 5-3 Recommended Design 2
27
Figure 5-4 Recommended Design 3
28
Figure 5-5 Recommended Design 4
29
Vdd_1P8
30
Control Interfaces
30
Pwrkey_N
31
Pwrkey
32
Figure 5-6 Reference Design of Startup, Shutdown, and Reset Controlled by a Button
32
Figure 5-7 Reference Design of Startup, Shutdown, and Reset Controlled by an MCU
32
Figure 5-8 Reference Design of Automatic Start Once Powered up
33
Figure 5-9 Startup Process (by Controlling PWRKEY_N)
33
Figure 5-10 Startup Process (by Controlling PWRKEY)
34
Figure 5-11 Reset Process of the Module
35
Usb_Boot
36
Figure 5-12 Hardware Shutdown Process
36
Figure 5-13 Reference Design of USB Force Download
36
Sleep
37
Figure 5-14 Process of Entering the Sleep Mode
37
Figure 5-15 Process of Exiting from Sleep Mode
38
Figure 5-16 Incoming Call Service Process
38
Peripheral Interfaces
39
Usb
39
Figure 5-17 Outgoing Call Service Process
39
Figure 5-18 Reference USB Connection Design
40
Uart
41
Figure 5-19 Reference Design of the UART Connection
41
Figure 5-20 Recommended Level Shifting Circuit 1
42
Figure 5-21 Recommended Level Shifting Circuit 2
43
Figure 5-22 Recommended Level Shifting Circuit 3
44
Usim
45
Figure 5-23 Reference Design of the USIM Card Interface
45
Figure 5-24 Reference Design of the USIM Card (Without Hot-Swap) Interface
46
Sd/Emmc
47
Figure 5-25 Reference Design of the SDC Interface
47
I2S
48
Spi
49
Figure 5-26 Reference Design of the I2S
49
I2C
50
Figure 5-27 SPI Reference Design
50
Table 5-1 I2C Interface Parameters
50
Network and Connection
51
Ethernet
51
Figure 5-28 Reference Design of the I2C
51
Figure 5-29 Reference Design of the RMII Interface
52
Sdio/Wlan
53
Figure 5-30 Reference Design of the SDIO Interface with a PHY Chip
53
Figure 5-31 SDIO Reference Design
54
GPIO Interfaces
55
RF Interface
55
ANT_MAIN/ANT_DIV Antenna Interfaces
55
Figure 5-32 L-Type Network
56
Figure 5-33 T-Type Network
56
Figure 5-34 Π-Type Network
56
Antenna Assembling
57
Figure 5-35 Recommended RF PCB Design
57
Figure 5-36 Murata RF Connector Encapsulation Specifications
58
Figure 5-37 RF Cable Connections
58
Figure 5-38 Antenna Layout
59
Figure 5-39 Layout Around the Antenna
59
Multi-Function Interfaces
60
Other Interfaces
60
Ring
60
Figure 5-40 Pulse Wave for an Incoming Call
60
Table 5-2 Pin Definition Description
60
Net_Light
61
Figure 5-41 RING Indicator for SMS
61
Figure 5-42 Driving LED with a Triode
61
Electrical Characteristics and Reliability
62
Electrical Characteristics
62
Table 6-1 N723-Eaelectrical Characteristics
62
Table 6-2 N723-EA Current Consumption (Typical)
62
Temperature Characteristics
63
ESD Protection
63
Table 6-3 N723-EA Temperature Features
63
Table 6-4 N723-EA ESD Protection Features
63
RF Characteristics
64
Operating Band
64
Table 7-1 N723-EA Operating Bands
64
TX Power and RX Sensitivity
65
Table 7-2 N723-EA RF Transmit Power
65
Table 7-3 GSM RX Sensitivity of N723-EA
65
Table 7-4 N723-EA WCDMA RX Sensitivity
65
Table 7-5 LTE RX Sensitivity of N723-EA
66
Mechanical Characteristics
67
Dimensions
67
Figure 8-1 N723-EA Dimensions (Unit: MM)
67
Label
68
Packing
68
Tray
68
Figure 8-2 N723-EA Label
68
Moisture
69
Figure 8-3 Packing Process
69
Mounting
70
PCB Package
70
Figure 9-1 N723-EA Bottom View of PCB Package (Unit: MM)
70
Application Foot Print
71
Stencil
71
Figure 9-2 N723-EA Recommended Footprint of the Pplication PCB (Unit: MM)
71
Solder Paste
72
SMT Oven Temperature Profile
72
Figure 9-3 Oven Temperature Profile
72
Abbreviation
74

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Neoway N723-EA Manuals

Neoway N723-EA Hardware User's Manual (75 pages)

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