Details, datasheet, quote on part number: S2-LPQTR
PartS2-LPQTR
Category
TitleULTRA-LOW POWER, HIGH PERFORMANC
Description
CompanyST Microelectronics, Inc.
DatasheetDownload S2-LPQTR datasheet
  
S2-LPQTR photo

 

Features, Applications

Features

Frequency bands: 430-470 MHz 860-940 MHz Modulation schemes: 2(G)FSK, 4(G)FSK OOK, ASK Air data rate from to 500 kbps Ultra-low power consumption: @ +10 dBm Excellent performance of receiver sensitivity: down to -130 dBm Excellent receiver selectivity and blocking Programmable RF output power to +16 dBm Bit rate from to 500 kbps Programmable RX digital filter Programmable channel spacing Fast startup and frequency synthesizer settling time Automatic frequency offset compensation, AGC and symbol timing recovery More than dB RF link budget Battery indicator and low battery detector RX and TX FIFO buffers 4 wires SPI interface Automatic packet acknowledgment and retransmission Embedded timeout protocol engine

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 Enables operations in the SIGFOXTM networks Suitable to build systems targeting: Europe: ETSI 300 220, ETSI 303 131 US: FCC part 15 and part 90 Japan: ARIB STD T67, T108 China: SRRC Operating temperature range: +85 C

Applications

Sensors to Cloud Smart metering Home energy management systems Wireless alarm systems Smart home Building automation Industrial monitoring and control Smart lighting systems

Table 1: Device summary Order code S2-LPQTR Package QFN24 4x4x1 Packing Tape and reel

2 3 Description....................................................................................... 8 Detailed functional description...................................................... 9 Typical application diagram and pin description........................ 11

3.1 3.2 Pin diagram..................................................................................... 13 Pin description................................................................................. 13 Absolute maximum ratings.............................................................. 15 Operating range.............................................................................. 15 Thermal properties.......................................................................... 15 Power consumption......................................................................... 16 General characterization................................................................. 17 Frequency synthesizer.................................................................... 18 Crystal oscillator.............................................................................. 18 RF receiver...................................................................................... 19

Blocking and selectivity at 433 MHz................................................. 20 Sensitivity at 433 MHz...................................................................... 21 Blocking and selectivity at 868 MHz................................................. 21 Sensitivity at 868 MHz...................................................................... 22 Blocking and selectivity at 920 MHz................................................. 22 Sensitivity at 920 MHz...................................................................... 23

4.9.2 4.9.3 Harmonic emission at 433 MHz....................................................... 24 Harmonic emission at 868 MHz....................................................... 24 Harmonic emission at 915 MHz....................................................... 25

Digital interface specification........................................................... 25 Battery indicator.............................................................................. 26 Power management........................................................................ 27 Power On Reset.............................................................................. 28 RF synthesizer................................................................................ 29

Contents Amplitude modulation....................................................................... 33 Direct polar mode............................................................................. 34 Test modes....................................................................................... 35 Data rate........................................................................................... 35

Automatic frequency compensation................................................. 36 Automatic gain control...................................................................... 37 Symbol timing recovery.................................................................... 38 RX channel filter bandwidth.............................................................. 39 Intermediate frequency setting......................................................... 39 RX timer management...................................................................... 39 Receiver data modes........................................................................ 40 Receiver quality indicators............................................................... 41 CS blanking...................................................................................... 42 Antenna switching............................................................................ 42

5.6.3 PA configuration............................................................................... 43 Transmitter data modes.................................................................... 44 Data FIFO......................................................................................... 44

Integrated RCO............................................................................... 46 Low battery indicator....................................................................... 47 Voltage reference............................................................................ 47 Command list.................................................................................. 49 State transaction response time...................................................... 50 Sleep states.................................................................................... 50 BASIC packet format....................................................................... 51 STack packet.................................................................................. 53 802.15.4g packet............................................................................. 54 UART over the air packet format..................................................... 55 Wireless MBUS packet (W-MBUS, EN13757-4)............................. 56 Payload transmission order............................................................. 56 Automatic packet filtering................................................................ 56 Data coding and integrity check...................................................... 57


 

Some Part number from the same manufacture ST Microelectronics, Inc.
1.5KE Transils
1.5KE320P
1.5KE33A
1.5KE6V8 Transil(tm)
1.5KE6V8A Transils
1.5KE6V8CP Transil(tm)
1.5KE7V5A Transils
1134-5 RF & Microwave Transistors VHF Portable/mobile Applications
1135-3
1224-10 RF & Microwave Transistors HF SSB Applications
1528-6 RF & Microwave Transistors Avionics Applications
1530-1
1534-1
1538-8
18W Power Desk 18W Brick Adapter
19RFDCS910 Contactless Reader Chip Set With ST92163MCU
19RFDCSD10 Contactless Reader Chip Set
1N5711 Small Signal Schottky Diode
1N5817 Low Drop Power Schottky Rectifier
1N581830
1N5818RL
 
0-C     D-L     M-R     S-Z