Datasheet4U Logo Datasheet4U.com

SX1238 - Fully Integrated Transceiver

General Description

The SX1238 is a fully integrated ISM band transceiver optimized for use in the (FCC Part 15) 915 MHz band in the US and 868 MHz band in Europe with a minimum of external components.

It offers a combination of high link budget and low current consumption in all operating modes.

Key Features

  • +27 dBm - 500 mW RF output power.
  • +27 dBm high efficiency PA.
  • Programmable bit rate up to 300kbps.
  • High sensitivity: -124 dBm at 1.2 kbps.
  • 863 - 870 MHz and 902 - 928 MHz.
  • 80 dB blocking Immunity.
  • Low current, 100nA register retention.
  • Fully integrated synthesizer with a resolution of 61 Hz.
  • FSK, GFSK, MSK, GMSK and OOK modulations.
  • Built-in bit synchronizer performing clock recovery.
  • Sync word recognition.
  • Preamble detection.
  • 115.

📥 Download Datasheet

Datasheet Details

Part number SX1238
Manufacturer SEMTECH
File Size 1.66 MB
Description Fully Integrated Transceiver
Datasheet download datasheet SX1238 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
WIRELESS, SENSING & TIMING SX1238 - Fully Integrated Transceiver with +27dBm TX Power SX1238 DATASHEET VDD2 RXEN MODE RX RFI PREAMP VBAT1&2 VR_ANA VR_DIG LNA Power Distribution System Single to Differential Mixers RC Oscillator Decimation & Filtering Demodulator & Bit Synchronizer ANT IND PA PA0 Ramp & Control VDD1 PAout PDET TXEN TX RFO VR_PA Preamp/PA Tank Inductor Loop Filter Division by 2,4, or 6 Frac-N PLL Synthesizer XO 32 MHz Interpolation & Filltering Modulator RSSI AFC XTAL GND Frequency Synthesis Transmitter Blocks Receive Blocks Control Blocks Primary Analog Primary Digital Packet Engine & 66 byte FIFO Control Registers - Shift Registers - SPI Interface RESET SPI RXTX DIO0 DIO1 DIO2 DIO3 DIO4 DIO5 GENERAL DESCRIPTION The SX1238 is a fully integrated I