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ADAFRUIT INDUSTRIES GPS Module 66 Channels -145 dBm Acquisition Sensitivity 10 Hz Frequency I2C Interface 3.3-5 V Supply 746
Specifications
| Country of Origin | India |
|---|---|
| Frequency | 10Hz |
| Brand | ADAFRUIT INDUSTRIES |
| Height | 6.5mm |
| Length | 35mm |
| Model | 746 |
| Series | 746 |
| Tracking Sensitivity | -165dBm |
| Acquisition Sensitivity | -145dBm |
| Number Of Channels | 66 |
| High Sensitivity | -165 dBm |
| Interface Type | I2C |
| Maximum Supply Voltage | 5V |
| Minimum Supply Voltage | 3.3V |
| Time to First Fix - Cold Start | 34s |
Key Features
- Features high acquisition sensitivity of -145 dBm for reliable satellite acquisition.
- Offers tracking sensitivity of -165 dBm enabling operation in dense urban environments.
- Includes built-in ceramic patch antenna with option for external active antenna.
- Supports I2C interface for easy integration with microcontrollers.
- Operates with supply voltage range from 3.3 V to 5 V for flexible powering options.
- Equipped with quick cold start time of 34 seconds for fast GPS fix acquisition.
- Compact dimensions with 35 mm length and 6.5 mm height suitable for embedded applications.
- Includes power-saving ENABLE pin and onboard RTC battery support via CR1220 coin cell.
Product Description
ADAFRUIT INDUSTRIES 746 GPS Module is a high-performance GPS breakout board based on the MTK3339 GPS System on Chip (SoC), delivering exceptional sensitivity and reliability for a wide range of industrial and commercial applications. It features 66 GPS channels with tracking sensitivity down to -165 dBm and acquisition sensitivity of -145 dBm, enabling operation even in challenging environments like busy urban areas with signal obstructions.
The module operates at a 10 Hz frequency providing rapid position updates for real-time navigation and tracking tasks. Its compact design measures 35 mm in length and 6.5 mm in height, making it suitable for integration into compact electronic assemblies.
Equipped with a built-in ceramic patch antenna, the module also provides an option for an external 3 V active antenna connection via a u.FL connector for enhanced signal reception. Power supply requirements range from 3.3 V to 5 V facilitated by an onboard 3.3 V low-dropout regulator for versatile powering.
Additional features include an ENABLE pin allowing the module to be switched off via a microcontroller, a CR1220 coin cell battery holder to maintain the Real Time Clock (RTC), and a red LED indicator that blinks to indicate satellite search and successful fixes to conserve power.
This GPS module is ideal for integration in smartphones, vehicle tracking systems, personal tracking devices, digital cameras, and other industrial positioning applications requiring high precision and reliability. It supports convenient I2C communication interface compatible with a broad range of embedded systems.
High sensitivity GPS with 66 channels and -165 dBm tracking sensitivity. Fast 10 Hz update frequency for accurate real-time positioning. Built-in patch antenna with optional external antenna support. Wide supply voltage range of 3.3 V to 5 V with onboard regulator.
Low power consumption with power management features. Compact size suitable for embedded and portable electronics. I2C interface for easy integration with microcontrollers. Includes ENABLE pin and RTC battery support for extended operation.
Applications in automotive, industrial, personal tracker, and consumer electronics. Explore more from ADAFRUIT INDUSTRIES and similar GNSS & GPS Modules at EnvMart for advanced positioning solutions and industrial-grade GPS components.
Explore more products in our GNSS & GPS Modules category.
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Frequently Asked Questions
The acquisition sensitivity of this module is -145 dBm, allowing for reliable satellite acquisition.
It supports 66 GPS channels, providing enhanced tracking capabilities.
The tracking sensitivity is -165 dBm, enabling operation in dense urban environments.
This model operates at a frequency of 10 Hz, offering rapid position updates.
It operates with a supply voltage range from 3.3 V to 5 V, facilitated by an onboard regulator.
The module measures 35 mm in length and 6.5 mm in height, making it compact for embedded applications.
Yes, it includes a built-in ceramic patch antenna and also supports an external active antenna via a u.FL connector.
It includes a power-saving ENABLE pin and supports an onboard RTC battery via a CR1220 coin cell.
The country of origin for this model is India.
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