

Overview
The SIM5320J is a 2G, 3G, 4G, 5G Module made by SIMCom Wireless Solutions in a SMD,30x30mm package with 80 pins. 3.3V~4.2V GPRS、GSM、WCDMA、EDGE、HSDPA I2C、USB、UART、GPIO、SPI、SIM card SMD,30x30mm 2G/3G/4G/5G Modules ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:SIM5320A, from EasyEDA) and its footprint (EasyEDA_Cloud:GSM-SMD_80P-L30.0-W30.0-P1.00-TL, from EasyEDA), ready for a KiCad board. 1 are in stock at JLCPCB (part C126253). 2 open-source boards in 2 repositories on GitHub use it.
Symbol
Footprint
Parameters
5- Communication System
- GPRS
- Features
- HSPA function
- Interface
- USB
- Operating Temperature
- -30℃~+80℃
- Voltage - Supply
- 3.3V~4.2V
Order codes
1- SIM5320JLCSC C126253
Pinout
80| Pin | Name | Type |
|---|---|---|
| 1 | GND | Unspecified |
| 2 | GND | Unspecified |
| 3 | PWRKEY_ON | Unspecified |
| 4 | RESET | Unspecified |
| 5 | GND | Unspecified |
| 6 | SPI_CLK | Unspecified |
| 7 | SPI_MISO | Unspecified |
| 8 | SPI_MOSI | Unspecified |
| 9 | SPI_CS | Unspecified |
| 10 | GND | Unspecified |
| 11 | USB_VBUS | Unspecified |
| 12 | USB_DN | Unspecified |
| 13 | USB_DP | Unspecified |
| 14 | GND | Unspecified |
| 15 | RESERVED | Unspecified |
| 16 | RESERVED | Unspecified |
| 17 | USIM_DATA | Unspecified |
| 18 | USIM_RST | Unspecified |
| 19 | USIM_CLK | Unspecified |
| 20 | V_USIM | Unspecified |
| 21 | SPK_N | Unspecified |
| 22 | SPK_P | Unspecified |
| 23 | MIC1P | Unspecified |
| 24 | MIC1N | Unspecified |
| 25 | EAR1N | Unspecified |
| 26 | EAR1P | Unspecified |
| 27 | KEYSENSE_N1 | Unspecified |
| 28 | KEYSENSE_N0 | Unspecified |
| 29 | KEYPAD_0 | Unspecified |
| 30 | KEYPAD_2 | Unspecified |
| 31 | KEYSENSE_N2 | Unspecified |
| 32 | KEYSENSE_N3 | Unspecified |
| 33 | KEYPAD_1 | Unspecified |
| 34 | KEYPAD_4 | Unspecified |
| 35 | KEYPAD_3 | Unspecified |
| 36 | KEYSENSE_N4 | Unspecified |
| 37 | GND | Unspecified |
| 38 | VBAT | Unspecified |
| 39 | VBAT | Unspecified |
| 40 | GND | Unspecified |
| 41 | GND | Unspecified |
| 42 | VRTC | Unspecified |
| 43 | GND | Unspecified |
| 44 | VREG_AUX | Unspecified |
| 45 | CURRENT_SINK | Unspecified |
| 46 | ADC2 | Unspecified |
| 47 | ADC1 | Unspecified |
| 48 | GPIO44 | Unspecified |
| 49 | GPIO40 | Unspecified |
| 50 | GPIO43 | Unspecified |
| 51 | GPIO1 | Unspecified |
| 52 | GPIO41 | Unspecified |
| 53 | GPIO42 | Unspecified |
| 54 | GPIO4 | Unspecified |
| 55 | SCL | Unspecified |
| 56 | SDA | Unspecified |
| 57 | GND | Unspecified |
| 58 | GND | Unspecified |
| 59 | MAIN_ANT | Unspecified |
| 60 | GND | Unspecified |
| 61 | GND | Unspecified |
| 62 | VBAT | Unspecified |
| 63 | VBAT | Unspecified |
| 64 | GND | Unspecified |
| 65 | GND | Unspecified |
| 66 | RTS | Unspecified |
| 67 | CTS | Unspecified |
| 68 | RXD | Unspecified |
| 69 | RI | Unspecified |
| 70 | DCD | Unspecified |
| 71 | TXD | Unspecified |
| 72 | DTR | Unspecified |
| 73 | PCM_OUT | Unspecified |
| 74 | PCM_IN | Unspecified |
| 75 | PCM_SYNC | Unspecified |
| 76 | PCM_CLK | Unspecified |
| 77 | GND | Unspecified |
| 78 | GND | Unspecified |
| 79 | GPS_ANT | Unspecified |
| 80 | GND | Unspecified |
Open-source boards using it
All 2- 2 layers40 × 36 mm

- 2 layers45.7 × 49.5 mm

Adafruit adafruit fona simcom 3g breakout pcb adafruit fona sim5320 3g breakout
oomlout/oomlout_oomp_project_bot_v_2
60 parts
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<iframe src="https://pcbkit.io/embed/parts/simcom-wireless-solutions/SIM5320J" title="SIM5320J in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/simcom-wireless-solutions/SIM5320J.jpg" alt="SIM5320J" width="1200" height="900">[](https://pcbkit.io/parts/simcom-wireless-solutions/SIM5320J)Questions
Is there a KiCad symbol and footprint for the SIM5320J?
Yes. The symbol is EasyEDA_Cloud:SIM5320A and the footprint EasyEDA_Cloud:GSM-SMD_80P-L30.0-W30.0-P1.00-TL, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the SIM5320J?
SMD,30x30mm, with 80 pins. Its footprint is drawn on this page.
Where is the SIM5320J datasheet?
SIMCom Wireless Solutions publishes it: the Datasheet link on this page opens it.
Where can I order the SIM5320J?
JLCPCB lists it as part C126253, with 1 in stock; the sellers' links on this page open their listings.
What can replace the SIM5320J?
Parts like it in the library: the SIM5320A by SIMCom Wireless Solutions, the SIM5320E by SIMCom Wireless Solutions and the SIM6320C by SIMCom Wireless Solutions. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the SIM5320J?
2 boards in 2 repositories on GitHub; the most starred are listed on this page, with their KiCad files.