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LTE CAT-1 HAT FOR RASPBERRY PI
Enabling LTE Cat-1/3G/2G Communication & GNSS Positioning
Based on SIM7600E

Features At A Glance
- Supports dial-up, telephone call, SMS, TCP, UDP, DTMF, HTTP, FTP, etc.
- Supports GPS, BeiDou, Glonass, GALILEO, QZSS, LBS base station positioning
- Onboard USB interface, to test AT Commands, get GPS positioning data, and so on
- Onboard CP2102 USB to UART converter, for serial debugging
- Breakout UART control pins, to connect with host boards like Arduino/STM32
- SIM card slot, supports 1.8V/3V SIM card
- TF card slot for storing data like files, messages, etc.
- Onboard audio jack and audio decoder for making telephone call
- 2x LED indicators, easy to monitor the working status
- Onboard voltage translator, operating voltage can be configured to 3.3V or 5V via jumper
- Baudrate: 300bps ~ 4Mbps (default: 115200bps)
- Autobauding baudrate: 9600bps ~ 115200bps
- Control via AT commands (3GPP TS 27.007, 27.005, and V.25TER command set)
- Supports SIM application toolkit: SAT Class 3, GSM 11.14 Release 99, USAT
Specifications
LTE CAT-1/3G/2G |
LTE Cat-1 |
LTE-TDD: B38 / B40 / B41 |
LTE-FDD: B1 / B3 / B5 / B7 / B8 / B20 |
3G |
UMTS / HSPA +: B1 / B5 / B8 |
2G |
GSM / GPRS / EDGE: 900 / 1800 MHz |
GNSS |
Receiver type |
16-channel |
C/A Code |
Sensitivity |
-159 dBm (GPS) / -158 dBm (GLONASS) / -159dBm (BeiDou) |
Cold starts: -148 dBm |
Time-To-First-Fix (open air) |
Cold starts: <35s |
Hot starts: <1s |
SMS AND AUDIO |
SMS |
Supported types: MT, MO, CB, Text, PDU |
Storage: USIM card and ME (default) |
Audio feature |
Supports echo cancellation |
Supports noise reduction |
OTHER |
Power supply |
5V |
Operating voltage |
5V / 3.3V (configured via jumper) |
Operating temperature |
-30°C ~ 80°C |
Storage temperature |
-45°C ~ 90°C |
Dimensions |
56.21mm × 65.15mm |
Standard Raspberry Pi 40PIN GPIO
Compatible With Raspberry Pi Series Boards, Jetson Nano

Dial-Up On Windows/Linux
LTE Cat-1: Up To 5Mbps (Uplink) / Up To 10Mbps (Downlink) *
3G (HSPA+): Up To 5.76Mbps (Uplink) / Up To 42Mbps (Downlink) *
* stands for idealized data rate, the actual data rate depends on factors like network coverage, traffic congestion, base station condition, etc.
Cloud Communication
Supports Communication Protocols Including TCP/UDP/FTP/FTPS/HTTP/HTTPS

GNSS Positioning
Supports GPS, BeiDou, Glonass, GALILEO, QZSS, LBS Base Station Positioning

Telephone Call & SMS Support
Making Telephone Call Or Sending SMS By AT Commands, With Onboard Audio Jack

What's On Board
- SIM7600E
- CP2102 USB to UART converter
- NAU8810 audio decoder
- TXS0108EPWR voltage translator
translates 3.3V/5V into 1.8V
- MP2128DT power chip
- SPX29302 power chip
- Raspberry Pi GPIO header
- SIM7600 control interface
for connecting with host boards like Arduino/STM32
- SIM card slot
supports 1.8V/3V SIM card
- TF card slot
for storing data like files, messages, etc.
- 3.5mm earphone/mic jack
for audio actions like making telephone call
- USB interface
for testing AT Commands, getting GPS positioning data, etc.
- USB TO UART interface
for serial debugging, or login to Raspberry Pi
- MAIN antenna connector
- AUX antenna connector
- GNSS antenna connector
- Module power switch
- Network status indicator
- Power indicator
- Operating voltage selection jumper
configured via 0Ω resistor jumper
VCCIO - 3.3V: set operating voltage as 3.3V
VCCIO - 5V: set operating voltage as 5V
- UART selection jumper
A: access Raspberry Pi via USB to UART
B: control the SIM7600 by Raspberry Pi
C: control the SIM7600 via USB to UART
- PWR configuration jumper
PWR - 3V3: auto startup on power-up (default)
PWR - D6: startup/shutdown by the Raspberry Pi D6 pin
Flight mode configuration jumper
NC by default, no flight mode control pin
Flight - D4: flight mode is controlled by the Raspberry Pi D4 pin
- USB connector solder pads
- BOOT forced programming solder pads
Pinout Definition

Outline Dimensions
Weight: 0.25 kg
- SIM7600E LTE Cat-1 HAT x1
- LTE Antenna x1
- GPS External Antenna (B) x1
- USB-A to Micro-B cable x2
- RPi screws pack (2pcs) x1