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The STEVAL-FKI433V1 evaluation board is based on the S2-LP sub-1 GHz ultra-low power, low data-rate transceiver suitable for ISM bands and Wireless M-Bus.
The motherboard is the NUCLEO-L152RE board with STM32L low power microcontroller to control the S2-LP device and integrated ST-LINK/V2-1 debugger and programmer for firmware updating.
Key Features
- S2-LP narrow band ultra-low power sub-1 GHz transceiver in a standalone RF Module tuned for 430 - 470 MHz frequency bands
- STM32 Nucleo 64 development board with STM32L152RE MCU
- Suitable for Wireless M-Bus systems
- Associated S2-LP development kit including documentation, firmware for STM32L and GUI
- Programmable RF output power up to +16 dBm
- Modulation schemes: 2-FSK, 2-GFSK, 4-FSK, 4-GFSK, OOK, and ASK
- Air data rate from 0.3 to 500 kbps
- Ultra-low power consumption:
- 6.7 mA RX
- 10 mA TX @ +10 dBm
- Excellent performance of receiver sensitivity (up to -130 dBm)
- Low duty cycle RX / TX operation mode
- Automatic acknowledgement, retransmission and timeout protocol engine
- SPI interface for microcontroller
- USB interface
- RoHS compliant
Sample & Buy
| Part Number | Core Product | Marketing Status | Budgetary Price (US$)* | Quantity | ECCN (US) | Country of Origin | Order from Distributors | Order from ST |
|---|---|---|---|---|---|---|---|---|
| STEVAL-FKI433V1 | S2-LP |
NRND
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81.0 | 1 | EAR99 | - | Check Availability | Buy now |
(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors
Embedded Software
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Picture Part number Manufacturer Description 
STSW-S2LP-DK ST Evaluation SW package based on S2-LP Part NumberEvaluation SW package based on S2-LP
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| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | WEEE Compliant | Material Declaration** |
|---|---|---|---|---|---|---|
| STEVAL-FKI433V1 |
NRND
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CARD | Industrial | Ecopack2 | - |
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STEVAL-FKI433V1
Package:
CARDMaterial Declaration**:
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
