for further information contact your local stmicroelectronics sales office. july 2014 docid025781 rev 1 1/4 STEVAL-IKR002V1D spirit1 169 mhz low data rate transceiver daughterboard data brief features ? spirit1 low power sub ghz transceiver in a standalone rf module tuned for 169 mhz ? modulation schemes: 2-fsk, gfsk, msk, gmsk, ook, and ask ? suitable for wireless m-bus applications ? programmable air data rate: from 1 to 500 kbps ? very low power consumption: 9.2 ma rx and 18 ma tx at +11 dbm ? excellent receiver sensitivity (down to -123 dbm) ? low duty cycle rx/tx operation mode ? automatic acknowledgment, retransmission, and timeout protocol engine ? aes 128-bit encryption co-processor ? spi interface for microcontroller ? rohs compliant description the STEVAL-IKR002V1D product evaluation board is based on the spirit1, a very low-power rf transceiver intended for rf wireless applications in the sub 1 ghz frequency band. www.st.com
schematic diagram STEVAL-IKR002V1D 2/4 docid025781 rev 1 1 schematic diagram figure 1. STEVAL-IKR002V1D circuit schematic am17478v1
docid025781 rev 1 3/4 STEVAL-IKR002V1D revision history 4 2 revision history table 1. document revision history date revision changes 04-jul-2014 1 initial release.
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