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Name: S2-LPQTR
Brand: STMicroelectronics
SKU: S2-LPQTR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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STMicroelectronics S2-LPQTR

Part No.:: S2-LPQTR

Manufacturer:: STMicroelectronics

Package:: 24-VFQFN Exposed Pad

Datasheet:: S2-LPQTR.pdf

Description:: IC RF TXRX ISM<1GHZ 24VFQFN

In Stock:: 3949

Quantity:: Add To Cart

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S2-LPQTR Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
TxRx Only
RFFamily/Standard:
General ISM < 1GHz
Protocol:
SIGFOX™, Wireless M-Bus
Modulation:
2GFSK, 4GFSK, ASK, OOK
Frequency:
-
DataRate(Max):
500kbps
Power-Output:
10dBm
Sensitivity:
-130dBm
MemorySize:
-
SerialInterfaces:
SPI, UART
GPIO:
4
Voltage-Supply:
1.8V ~ 3.6V
Current-Receiving:
8mA
Current-Transmitting:
27mA
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

S2-LPQTR this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including S2-LPQTR price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for S2-LPQTR to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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S2-LPQTR information

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S2-LPQTR Typical application Circuitry

S2-LPQTR

Designed for wireless communication applications, the S2-LPQTR is a highly integrated radio frequency (RF) transceiver chip. Applications related to industrial automation, smart metering, and the Internet of Things frequently employ it. With its frequency range of 868 MHz to 915 MHz, this device can be used with a variety of sub-GHz communication protocols.

Key characteristics and properties of S2-LPQTR :

1. The frequency band between 868 and 915 MHz.

2. Modulation Schemes: Supports various modulation schemes such as 2-FSK, 4-FSK, GFSK, MSK, and OOK.

3. Output Power: Adjustable output power up to +16 dBm.

4. Data Rate: Configurable data rates up to 500 kbps.

5. Low Power Consumption: Its low power consumption design makes it appropriate for applications that run on batteries.

6. SPI Interface: Communication with microcontrollers through SPI (Serial Peripheral Interface).

7. Integrated Features: Includes features like a power amplifier, digital RSSI, and packet handling.

Now, let's consider an application scenario for S2-LPQTR in a simple remote sensor node for industrial monitoring. Here's a detailed circuit connection, taking into account the pin connections and critical considerations:

S2-LPQTR-Based Remote Sensor Node for Industrial Monitoring

In this application, we will use the S2-LPQTR to create a remote sensor node that communicates sensor data wirelessly to a central controller.

Circuit Connection:

1. S2-LPQTR Pin 1 (VDD): Connect to a 3.3V power supply.

2. S2-LPQTR Pin 2 (GND): Connect to ground.

3. S2-LPQTR Pin 5 (SDN): Connect to a microcontroller's GPIO pin to enable/disable the transceiver as needed.

4. S2-LPQTR Pin 6 (SCLK): Connect to the SPI clock of the microcontroller.

5. S2-LPQTR Pin 7 (MISO): Connect to the microcontroller's SPI MISO (Master In Slave Out) pin.

6. S2-LPQTR Pin 8 (MOSI): Connect to the microcontroller's SPI MOSI (Master Out Slave In) pin.

7. S2-LPQTR Pin 9 (CS): Connect to the microcontroller's SPI Chip Select (CS) pin.

8. S2-LPQTR Pin 11 (GPIO0): This pin can be configured as a GPIO for various purposes, such as an interrupt output for packet reception.

9. S2-LPQTR Antenna: Connect the antenna to the RF output (e.g., using a matching network for impedance matching).

Considerations:

1. Power Supply: Ensure a stable 3.3V power supply for the S2-LPQTR.

2. Grounding: Proper grounding is essential to minimize noise and interference.

3. SPI Communication: Configure the microcontroller's SPI settings to match the S2-LPQTR's communication requirements.

4. Antenna Design: Design an appropriate antenna matching network for the desired frequency range.

5. Packet Handling: Implement packet handling in the microcontroller to send and receive data.

6. GPIO Configuration: Configure the GPIO pins, like GPIO0, for interrupts or other desired functions.

7. Transmit/Receive Logic: Implement logic in the microcontroller firmware to control the transceiver's transmit and receive modes.

8. Power Management: Implement power management to minimize power consumption during idle periods.

In summary, the S2-LPQTR is a versatile RF transceiver chip suitable for a range of sub-GHz wireless communication applications. When designing a circuit using this chip, it's crucial to consider power supply stability, grounding, SPI communication, antenna design, GPIO configuration, and power management to ensure reliable and efficient operation in your specific application.

S2-LPQTR FAQ

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6. What is the process for return or replacement of S2-LPQTR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the S2-LPQTR we delivered, we will accept the replacement or return of the S2-LPQTR only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of S2-LPQTR.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations