L76KB-A58

GNSS Module

The L76KB-A58 is a gnss module from Quectel. View the full L76KB-A58 datasheet below including absolute maximum ratings.

Manufacturer

Quectel

Overview

Part: Quectel L76 Series (L76, L76B)

Type: GNSS Module

Description: Quectel L76 series are GNSS modules operating from 2.8–4.3 V, featuring -165 dBm tracking sensitivity and supporting various power saving modes.

Operating Conditions:

Supply voltage (VCC): 2.8–4.3 V
Supply voltage (V_BCKP): 2.0–4.3 V
Operating temperature: -40 to +85 °C

Absolute Maximum Ratings:

Max supply voltage (VCC): 4.5 V
Max supply voltage (V_BCKP): 4.5 V
Max storage temperature: -40 to +90 °C

Key Specs:

VCC Supply Voltage Range: 2.8 V to 4.3 V
V_BCKP Supply Voltage Range: 2.0 V to 4.3 V
Operating Temperature Range: -40 °C to +85 °C
Tracking Sensitivity: -165 dBm
Current Consumption (Full On Mode): Typ. 25 mA
Current Consumption (Standby Mode): Typ. 1.5 mA
Current Consumption (Backup Mode): Typ. 15 μA
Interface: UART

Features:

EASY™ (Embedded Assist System)
AGNSS (Assisted GNSS)
LOCUS (Log data into internal Flash)
AlwaysLocate™
Multi-tone Active Interference Cancellation
Antenna detection and protection
Supports various power saving modes

Applications:

Package:

Module (28-pin)

Features

Table 2: Feature

Feature	Implementation
GNSS	GPS+GLONASS @L76 GPS+BeiDou @L76B
Power Supply	Supply voltage: 2.8V~4.3V typical: 3.3V
Power Consumption	Acquisition: 21mA @-130dBm (GPS) Tracking: 15mA @-130dBm (GPS) Acquisition: 25mA @-130dBm (GPS+GLONASS) Tracking: 18mA @-130dBm (GPS+GLONASS) Acquisition: 23mA @-130dBm (GPS+BeiDou) Tracking: 18mA @-130dBm (GPS+BeiDou) Quectel
Receiver Type	GPS L1 1575.42MHz C/A Code GLONASS L1 1598.0625~1605.375 C/A Code BeiDou B1 1561.098MHz C/A Code Confidential
Sensitivity GPS+GLONASS (NOTE)	Acquisition: -148dBm Reacquisition: -160dBm Tracking: -165dBm
Sensitivity GPS+BeiDou (NOTE)	Acquisition: -148dBm Reacquisition: -160dBm Tracking: -163dBm
Time-To-First-Fix (EASY Enabled)	Cold Start: <15s average @-130dBm Warm Start: <5s average @-130dBm Hot Start: 1s @-130dBm
Time-To-First-Fix (EASY Disabled)	Cold Start (Autonomous): <35s average @-130dBm Warm Start (Autonomous): <30s average @-130dBm Hot Start (Autonomous): 1s @-130dBm
Horizontal Position Accuracy (Autonomous)	<2.5 mCEP@-130dBm
Update Rate	Up to 10Hz, 1Hz by default
Accuracy of 1PPS Signal	Typical accuracy <15ns (Not support timeservice) Time pulse width 100ms
Velocity Accuracy	Without aid: 0.1m/s
Acceleration Accuracy	Without aid: 0.1m/s²
Dynamic Performance	Maximum Altitude: 18,000m Maximum Velocity: 515m/s Maximum Acceleration: 4G

Table 2: Feature

UART Port	UART port: TXD1 and RXD1 Supports baud rate from 4800bps to 115200bps, 9600bps by default UART Port is used for NMEA output, MTK proprietary messages input and firmware upgrade
Temperature Range	Normal operation: -45° C ~ +85° C Storage temperature: -45° C ~ +125° C
Physical Characteristics	Size: 10.1± 0.15 ×9.7± 0.15 ×2.5± 0.15mm Weight: Approx. 0.6g

Pin Configuration

Figure 2: Pin Assignment Confidential

Figure 2: Pin Assignment Confidential

Quectel

Absolute Maximum Ratings

Absolute maximum rating for power supply and voltage on digital pins of the module are listed in following table.

Parameter	Min.	Max.	Unit
Power Supply Voltage (VCC)	-0.3	4.5	V
Backup Battery Voltage (V_BCKP)	-0.3	4.5	V
Input Voltage at Digital Pins	-0.3	3.6	V
Input Power at RF_IN (PRF_IN)		15	dBm
Storage Temperature	-45	125	° C

Table 9: Absolute Maximum Ratings Stressing the device beyond the 'Absolute Maximum Ratings' may cause permanent damage. These are stress ratings only. The product is not protected against over voltage or reversed voltage. If necessary, voltage spikes exceeding the power supply voltage specification, given in table above, must be limited to values within the specified boundaries by using appropriate protection diodes. NOTE Confidential

Quectel

Data on this page is extracted from publicly available manufacturer datasheets using automated tools including AI. It may contain errors or omissions. Always verify specifications against the official manufacturer datasheet before making design or purchasing decisions. See our Terms of Service. Rights holders can submit a takedown request.

Get structured datasheet data via API

Get started free