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SPIRIT1 Datasheet, PDF (1/94 Pages) STMicroelectronics – Low data rate, low power sub-1GHZ transceiver | |||
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SPIRIT1
Low data rate, low power sub-1GHZ transceiver
Features
â Frequency bands: 150-174 MHz, 300-348
MHz, 387-470 MHz, 779-956 MHz
â Modulation schemes: 2-FSK, GFSK, MSK,
GMSK, OOK, and ASK
â Air data rate from 1 to 500 kbps
â Very low power consumption (9 mA RX and 21
mA TX at +11 dBm)
â Programmable RX digital filter from 1 kHz to
800 kHz
â Programmable channel spacing (12.5 kHz
min.)
â Excellent performance of receiver sensitivity (-
118 dBm), selectivity, and blocking
â Programmable output power up to +11 dBm
â Fast startup and frequency synthesizer settling
time (6 µs)
â Frequency offset compensation
â Integrated temperature sensor
â Battery indicator and low battery detector
â RX and TX FIFO buffer (96 bytes each)
â Configurability via SPI interface
â Automatic acknowledgement, retransmission,
and timeout protocol engine
â AES 128-bit encryption co-processor
â Antenna diversity algorithm
â Fully integrated ultra low power RC oscillator
â Wake-up on internal timer and wake-up on
external event
â Flexible packet length with dynamic payload
length
â Sync word detection
â Address check
â Automatic CRC handling
â FEC with interleaving
Datasheet â production data
QFN20
â Digital RSSI output
â Programmable carrier sense (CS) indicator
â Automatic clear channel assessment (CCA)
before transmitting (for listen-before-talk
systems). Embedded CSMA/CA protocol
â Programmable preamble quality indicator
(PQI)
â Link quality indication (LQI)
â Whitening and de-whitening of data
â Wireless M-BUS, EN 300 220, FCC CFR47 15
(15.205, 15.209, 15.231, 15.247, 15.249), and
ARIB STD T-67, T93, T-108 compliant
â QFN20 4x4 mm RoHS package
â Operating temperature range from -40 °C to 85
°C
Applications
â AMR (automatic meter reading)
â Home and building automation
â WSN (wireless sensors network)
â Industrial monitoring and control
â Wireless fire and security alarm systems
â Point-to-point wireless link
Table 1. Device summary
Order code
Package
SPIRIT1QTR
QFN20
Packing
Tape and reel
October 2012
This is information on a product in full production.
Doc ID 022758 Rev 3
1/94
www.st.com
94
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