SIM300 Datasheet – GSM Module – SIMCOM

Part Number: SIM300

Function :  GSM Module

Package: 40mm x 33mm x 2.85 mm

Manufacturer: SIMCOM


SIM300 image


1. Power supply : Single supply voltage 3.4V – 4.5V

2. Power saving : Typical power consumption in SLEEP mode to 2.5mA

3. Frequency bands
(1) SIM300 Tri-band: EGSM 900, DCS 1800, PCS 1900. The band can be set by AT COMMAND, and default band is EGSM 900 and DCS 1800.
(2) Compliant to GSM Phase 2/2+

4. GSM class : Small MS

5. Transmit power
(1) Class 4 (2W) at EGSM900
(2) Class 1 (1W) at DCS1800 and PCS 1900

6. GPRS connectivity
(1) GPRS multi-slot class 10
(2) GPRS mobile station class B


SIM300 datasheet pinout


Designed for global market, SIM300 is a Tri-band GSM/GPRS engine that works on frequencies EGSM 900 MHz, DCS 1800 MHz and PCS1900 MHz. SIM300 provides GPRS multi-slot class 10 capability and support the GPRS codingschemes CS-1, CS-2, CS-3 and CS-4. With a tiny configuration of 40mm x 33mm x 2.85 mm , SIM300 can fit almost all the space requirement in your application, such as Smart phone, PDA phone and other mobile device.


SIM300 Datasheet


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SIM800C Datasheet – Quad-Band GSM/GPRS Module – SIMCom

Part Number: SIM800C

Function: Quad-Band GSM/GPRS Module

Package: 42 Pin type, Size : 17.6*15.7*2.3mm

Manufacturer: Shanghai SIMCom Wireless Solutions

Image :



SIM800C is a complete Quad-band GSM/GPRS solution in a SMT type, which can be embedded in the customer applications. SIM800C supports Quad-band 850/900/1800/1900MHz, it can transmit Voice, SMS and data information with low power consumption. With tiny size of 17.6*15.7*2.3mm, it can smoothly fit into slim and compact demands of customer design.





General features

1 Quad-band 850/900/1800/1900MHz
2. GPRS multi-slot class 12/10
3. GPRS mobile station class B
4. Compliant to GSM phase 2/2+
(1) Class 4 (2 W @ 850/900MHz)
(2)Class 1 (1 W @ 1800/1900MHz)
5. Dimensions: 17.6*15.7*2.3mm
6. Weight: 1.3g
7. Control via AT commands
(3GPP TS 27.007, 27.005 and SIMCom enhanced AT Commands)
8. Supply voltage range 3.4 ~ 4.4V
9. Low power consumption

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Reference Site:

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SIM800C Datasheet