S2-LPQTR

S2-LPQTR

S2-LPCBQTR Active

Ultra-low power, high performance, sub-1GHz transceiver
Quantity $ per Unit Savings
1 - 9$2.830%
10 - 99$2.5410%
100 - 249$1.9232%
250 - 499$1.6841%
500$1.6343%
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In stock:
$2.83
Parameter NameParameter Value
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius105.0
Operating Voltage Min Volt1.8
Operating Voltage Max Volt3.6
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
ROHS Compliance GradeEcopack3
GradeIndustrial
Package NameQFN-24L
Key features
  • Frequency bands:
    • 413-479 MHz (S2-LPQTR)
    • 452-527 MHz (S2-LPCBQTR)
    • 826-958 MHz (S2-LPQTR)
    • 904-1055 MHz (S2-LPCBQTR)
  • Modulation schemes:
    • 2(G)FSK, 4(G)FSK
    • OOK, ASK
  • Air data rate from 0.1 to 500 kbps
  • Ultra-low power consumption:
    • 7 mA RX
    • 10 mA TX @ +10 dBm
  • Excellent performance of receiver sensitivity: down to -130 dBm
  • Excellent receiver selectivity and blocking
  • Programmable RF output power up to +16 dBm
  • Programmable RX digital filter
  • Programmable channel spacing
  • Fast start-up and frequency synthesizer settling time
  • Automatic frequency offset compensation, AGC and symbol timing recovery
  • More than 145 dB RF link budget
  • Battery indicator and low battery detector
  • RX and TX 128 bytes FIFO buffers
  • 4-wire SPI interface
  • Automatic packet acknowledgment and retransmission
  • Embedded timeout protocol engine
  • Excellent receiver selectivity (> 80 dB @ 2 MHz)
  • ST companion integrated balun/filter chips are available
  • Antenna diversity algorithm
  • Fully integrated ultra-low power RC oscillator
  • Wake-up driven by internal timer or external event
  • Digital real time RSSI
  • Flexible packet length with dynamic payload length
  • Programmable preamble and SYNC word quality filtering and detection
  • Embedded CSMA/CA engine based on listen-before-talk systems
  • IEEE 802.15.4g hardware packet support with whitening, FEC, CRC and dual SYNC word detection
  • Wireless M-BUS supported
  • KNX-RF supported
  • Enables operations in the SIGFOX™ and MONARCH networks
  • Suitable to build systems targeting:
    • Europe: ETSI EN 300 220, category 1.5 natively compliant, ETSI EN 303 131
    • US: FCC part 15 and part 90
    • Japan: ARIB STD T67, T108
    • China: SRRC
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