for further information contact your local stmicroelectronics sales office. october 2014 docid025783 rev 1 1/4 STEVAL-IKR002V2D spirit1 315 mhz low data rate transceiver daughterboard data brief features ? spirit1 low power sub ghz transceiver in a standalone rf module tuned for 315 mhz ? modulation schemes: 2-fsk, gfsk, msk,gmsk, ook, and ask ? programmable air data rate: from 1 to 500 kbps ? very low power consumption: 9.2 ma rx and 22 ma tx at +11 dbm ? excellent receiver sensitivity (down to -110 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-IKR002V2D product evaluation board is based on the spirit1, a very low-power rf transceiver intend ed for rf wireless applications in the sub-1 ghz frequency band. www.st.com
schematic diagram STEVAL-IKR002V2D 2/4 docid025783 rev 1 1 schematic diagram figure 1. steval-ikr002 v2d circuit schematic sdn gpio0 gpio1 gpio2 gpio3 sclk sdo sdi csn dummy3 dummy3 spirit_dummy2 spirit_dummy1 vcc_rf 3v3 3v3 b0=169mhz nx3225ga-xxmhz (xtal) b1=315mhz b2=433mhz b3=868mhz mount resistor relative to used band b3=915mhz b3=920mhz 0 0 1 1 c c 6 6 c c 0 0 5 5 _ _ j j _ _ g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ p p 0 0 1 1 _ _ c c l l2 2 g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ l l 2 2 1 1 r r 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ r r 1 1 y y l l a a t t x x 7 7 j j 0 2 4 6 8 1 2 2 x x 5 5 r r e e d d a a e e h h 1 3 5 7 9 l l5 5 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ l l 6 6 j j 0 2 2 x x 5 5 r r e e d d a a e e h h 2 4 6 8 1 1 3 5 7 9 0 0 2 2 c c 3 3 v v 6 6 _ _ k k _ _ r r 7 7 x x _ _ 3 3 0 0 6 6 0 0 _ _ u u 1 1 _ _ c c 1 1 1 1 c c l l7 7 3 3 v v 6 6 _ _ k k _ _ r r 7 7 x x _ _ 3 3 0 0 6 6 0 0 _ _ u u 1 1 _ _ c c 5 5 0 0 8 8 0 0 _ _ u u 0 0 1 1 _ _ l l l l4 4 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ l l 8 8 c c g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 9 9 1 1 c c 1 1 u u g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 1 gpio_0 2 sdo _ _ 1 1 t t i i r r i i p p s s 6 2 2 3 sdi 4 sclk 5 csn 8 vbat2 xout 7 xin 9 rxp 10 rxn rext 11 tx 12 smps2 13 smps1 14 vbat1 16 sdn 15 vreg 17 gpio_3 18 gpio_2 19 gpio_1 20 21 gnd l l6 6 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ l l 7 7 r r 2 2 0 0 4 4 0 0 _ _ 0 0 r r 0 0 _ _ r r l l9 9 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ l l l l0 0 6 6 r r m m 0 0 5 5 _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ l l 2 2 0 0 4 4 0 0 _ _ 0 0 r r 0 0 _ _ r r l l1 1 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ l l 9 9 r r 2 2 0 0 4 4 0 0 _ _ 0 0 r r 0 0 _ _ r r 0 0 1 1 r r 2 2 0 0 4 4 0 0 _ _ 0 0 r r 0 0 _ _ r r 3 3 1 1 r r 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ r r 8 8 r r 2 2 0 0 4 4 0 0 _ _ 0 0 r r 0 0 _ _ r r 2 2 2 2 c c g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ p p 0 0 3 3 3 3 _ _ c c 3 3 1 1 c c r r 7 7 x x _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 5 5 1 1 c c g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 1 1 1 1 r r 2 2 0 0 4 4 0 0 _ _ 0 0 r r 0 0 _ _ r r 7 7 c c g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 1 1 c c g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 4 4 c c g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 2 2 1 1 c c r r 7 7 x x _ _ 2 2 0 0 4 4 0 0 _ _ n n 0 0 0 0 1 1 _ _ c c 2 2 c c g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 1 1 2 2 c c g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ p p 0 0 0 0 1 1 _ _ c c 0 0 c c r r 7 7 x x _ _ 2 2 0 0 4 4 0 0 _ _ n n 0 0 0 0 1 1 _ _ c c 9 9 c c 0 0 5 5 _ _ j j _ _ g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ p p 2 2 1 1 _ _ c c 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ l l 3 3 l l l l8 8 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ l l 3 3 c c g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 4 4 1 1 c c g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 5 5 c c g g 0 0 c c _ _ 2 2 0 0 4 4 0 0 _ _ d d b b t t _ _ c c 1 1 j j t t u u o o / / n n i i _ _ f f r r am17483v1
docid025783 rev 1 3/4 STEVAL-IKR002V2D revision history 4 2 revision history table 1. document revision history date revision changes 02-oct-2014 1 initial release.
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