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General| Frequency Bands | Quad-band 850/900/1800/1900MHz |
|---|---|
| Compliant to GSM Phase | 2/2+ |
| Low Power Consumption (Sleep Mode) | 1.0mA |
| Operating Temperature | -40°C to +85°C |
| Data Rate | GPRS: Max. 85.6 kbps (downlink), Max. 42.8 kbps (uplink) |
| GPRS Multi-slot Class | Class 10 |
| GPRS Mobile Station | GPRS mobile station class B |
| Transmitting Power | Class 4 (2W) @ 850/900MHz, Class 1 (1W) @ 1800/1900MHz |
| GPRS Data Features | PBCCH support, Coding schemes CS 1, 2, 3, 4 |
| SMS | Text and PDU mode, MO / MT |
| USSD | Support |
| Supply Voltage | 3.4V - 4.4V |
| Dimensions | 24mm x 24mm x 3mm |
| Certifications | CE, RoHS |
Lists the main features and specifications of the SIM800 module.
Details the different operating states of the SIM800 module.
Illustrates the internal functional blocks of the SIM800 module.
Shows the pin configuration and numbering of the SIM800 module.
Provides detailed descriptions and comments for each pin of the SIM800 module.
Specifies the physical dimensions and mechanical outlines of the SIM800 module.
Details the power supply requirements and reference circuits for the SIM800.
Explains the procedures for powering the SIM800 module on and off.
Describes the power saving modes available for the SIM800 module.
Outlines the circuits and methods for Real-Time Clock backup.
Covers the serial port and USB connectivity for communication and debugging.
Explains the audio input and output interfaces for the SIM800 module.
Details the SIM card interface, including pin definitions and design considerations.
Explains the Pulse Code Modulation interface for audio data.
Covers the keypad matrix connections supported by the SIM800.
Describes the Inter-Integrated Circuit bus interface.
Explains the usage of General Purpose Input/Output pins.
Details the Analog-to-Digital Converter functionality.
Covers the Pulse Width Modulation output capabilities.
Explains the NETLIGHT pin for network status indication.
Describes the STATUS pin for module operating status.
Details the KPLED pin for keypad backlight control.
Explains the RF synchronization signal for transmit bursts.
Covers the GSM and Bluetooth antenna interfaces.
Guidelines for understanding pin assignments for PCB design.
Key principles for effective PCB layout design for the module.
Recommendations for placing and routing antenna components.
Guidelines for PCB layout of power supply lines and ground.
Layout considerations for the SIM card interface.
Layout advice to avoid noise in audio traces.
General layout recommendations for UART and USB signals.
Illustrates a recommended PCB layout for the module.
Specifies the absolute limits for module operation.
Lists the recommended operational parameters for the module.
Details the electrical characteristics of digital interface pins.
Electrical characteristics specific to the SIM card interface.
Electrical characteristics for the SIM VDD power supply.
Electrical characteristics for the VDD_EXT output.
Electrical characteristics for the VRTC (RTC backup) pin.
Table showing current consumption under various operating conditions.
ESD sensitivity and test results for the module.
Specifies conducted output power for GSM bands.
Details the RF receive sensitivity of the module.
Lists the operating frequency bands for the module.
Visual representation of the top and bottom of the SIM800 module.
Recommended temperature profile for solder reflow processes.
Information on moisture sensitivity and floor life of the module.
Guidelines for baking the module to prevent moisture damage.
Lists relevant documents for further reference.
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