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preliminary page 1 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module preliminary rev0.1 2012/10/25 features wireless digital audio transmission in 2.4ghz ism band 26 non-overlay channels automatic adaptive frequency mechanism for interference free transmission auto channel tracking gfsk modulation with up to 3mbps data rate super high s/n and 20 ~ 23 khz full range hi-fi stereo sound quality 48khz C 16bit non-compression audio sampling rate and smooth audio streaming voice 8khz-16bit without compression programmable latency C minimum 12.5ms id codes to provide tx / rx pairing low power consumption highly robust forward error correction (fec) robust packet error correction unlimited broadcasting receivers usb and analog dual audio input applications low cost/high performance wireless audio wireless surround rear speakers high performance digital audio link wireless headphone/earphone wireless usb audio stream transmitter wireless digital microphone audio baby monitor skype phone walkie talkie fcc cfr47 part 15, etsi en 300 328, en 300 440 and arib std-t-66 compliant radio general description the rf module transmitter employed gfsk modulation to deliver high-speed data rate up to 3mbps. the rf module receiver with C85dbm or better sensitivity allows system to achieve at least 220 feet transmission for line-of-sight application in open site.
preliminary page 2 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax: 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module awd627t module absolute maximum ratings parameter condition min. typ max units supply voltage vs 5.25 v storage temperature tstg -40 25 +125 operating temperature to 0 25 +55 AWD626R module absolute maximum ratings parameter condition min. typ max units supply voltage vs 5.25 v storage temperature tstg -40 25 +125 operating temperature to 0 25 +55 input rf level prf -2 dbm general rf specification item min. typ max units frequency range 2403 2478 mhz rf data rate 3 mbps channel spacing 3 mhz rf tx power 15 dbm rf tx frequency drift +/-50 khz rx sensitivity@1%per -85 dbm audio specification item min. typ max units non-compression audio sampling rate 48 khz non-compression audio resolution 16 bits frequency response 20 23k hz snr 95 db thd + n -95 db voice sampling rate 8 khz voice resolution 16 bits latency 12.5 ms crosstalk 96 db fsiv 1 vrms fsov 1 vrms
preliminary page 3 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax: 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module electrical specification item min. typ max units tx power supply voltage .3.3 3.3 5.25 v rx power supply voltage . 3.3 3.3 5.25 v tx power supply current . 100 tbd ma rx power supply current . 100 tbd ma operating temperature .-10 60 awd627t module test condition: vs=3.3v, input=1khz @ 1vp-p & room temperature, unless otherwise specified. parameter condition min. typ max units supply voltage vs 3.3 3.3 5.25 v supply current vs=3.3v 100 tbd ma operating frequency 2403 2478 mhz transmission power conductive measurement 15 dbm modulation type gfsk frequency deviation +/-0.1 mhz channel spacing 3 mhz rf tx frequency drift +/-50 khz audio input level vs=3.3v,peak to peak value 1 vrms audio input impedance 48khz audio sampling rate 13k 20k ohm data rate software defined 3 3 mbps audio sampling rate software defined 48 khz
preliminary page 4 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax: 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module AWD626R module test condition: vs=3.3v, input=1khz @ 1vp-p & room temperature, unless otherwise specified. parameter condition min. typ max units supply voltage vs 3.3 3.3 5.25 v supply current 100 tbd ma operating frequency 2403 2478 mhz rx sensitivity ber=1e-3 @ 3mbps input -85 dbm image rejection relative to main carrier signal power 47 dbc audio output level 1 vrms audio output impedance 16 ohm audio frequency response 3db bandwidth 20 23k hz data rate 2 mbps
preliminary page 5 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax: 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module awd627t module reference design audio_selection r51 4.7k q12 sss2301a r46 1k c21 0.1uf "h" : power on "l" : power off power/id power_on power_keep power_keep power_on 5v c22 2.2uf r49 22r r50 22r dp dn vcc 1 d- 2 d+ 3 gnda/ncb 4 gnd 5 g1 6 g2 7 g3 8 g4 9 jk5 mini usb smt (female) shield dp dn gnd 2 1 d7 pmeg2010ea 1 2 3 d8 bat54cw r53 1k 1 2 d9 blue led 3 2 1 jk7 pj-3530 aol aor agnd c23 220uf c24 220uf led xc1 xc2 powe r_on power_on power_keep power_keep dp dn dp dn 2 1 sw16 2 1 sw15 gnd gnd 1 2 y3 24mhz_at-26 mute mute 1 2 mk3 microphone mic+ mic- line in selection 2 1 sw14 gnd vin vin gnd 2 5 6 1 3 4 q13 pumx1 5v 2 1 sw11 agnd vin gnd gnd r52 0r gnd 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 33 34 28 27 30 29 31 32 m1 awd627t ant ant gnd gnd gnd agnd agnd agnd i2c_scl gnd i2c_sda tp5 tp tp6 tp vcc_codec bat_low 1 2 led5 red led vin 1 2 led6 red led vin audio in / out led agnd vbat 1 1 2 2 ail 6 air 5 mic+ 4 mic- 3 sw12 sw 3 2 1 jk6 pj-3530 agnd r56 3kr c25 4.7uf r54 100kr r55 2.2kr 5 3 4 q7b pumx1 c26 22uf 5v r58 680r r57 47kr agnd vcc_codec for usb, gnd for analog input s1 audio source selection vcc_codec mic on mic off
preliminary page 6 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax: 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module awd627t baseband b.o.m. comment designator footprint quantity 0.1uf c21 rlc0402 1 2.2uf c22 rlc0603 1 220uf c23, c24 e cap 6.3*5 2 4.7uf c25 rlc0603 1 22uf c26 1 pmeg2010ea d7 pmeg2010ea 1 bat54cw d8 bat54cw 1 blue led d9 0603 smd led (h:0.4mm) 1 mini usb smt (female) jk5 mini usb smt (female) 1 pj-3530 jk6, jk7 pj-3530 2 awd627t m1 two way module 1 red led led5, led6 0603 smd led (h:0.4mm) 2 microphone mk3 pj311-a 1 sss2301a q12 sot23_bec 1 pumx1 q7, q13 pumx1 2 1k r46, r53 rlc0402 2 22r r49, r50 rlc0402 2 4.7k r51 rlc0402 1 0r r52 rlc0402 1 100kr r54 rlc0402 1 2.2kr r55 rlc0402 1 3kr r56 rlc0402 1 47kr r57 rlc0402 1 680r r58 rlc0402 1 slide switch s1 1 metal snap dome button x3 sw11, sw14, sw15, sw16 me tal snap dome button x3 4 analog switch sw12 1 24mhz_at-26 y3 24mhz_at-26 1
preliminary page 7 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax: 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module awd627t module pin assignment 17 10 27 34 18 1 9 5 32 33 19 29 30 8 7 31 13 22 23 21 28 11 12 25 24 15 14 6 26 16 20 4 3 2 pin no name functional grouping io type description 1 gnd ground ground 2 ant rf signal output 2.4ghz antenna 3 gnd ground ground 4 i2c_scl signal input i2c interface 5 gnd ground ground 6 led control output pairing status indication 7 nc control input 8 line in selection control output output high for mic input; ouput low for line_in 9 i2c_sda signal input i2c interface 10 gnd ground ground 11 nc 12 nc 13 mute control output 14 xc1 signal input 24mhz 20pf 30ppm crystal input 15 xc2 signal input 24mhz 20pf 30ppm crystal input 16 mic on / audio out / pairing 1 control input pin 16 and pin 20 pull-low continuously for over 3 seconds to enter into pairing mode and AWD626R can perform the pairing process within 15 seconds. normal high; every pulling-low for less than 2 seconds mic on / audio out and pin8 ouput high. 17 agnd analog gnd analog ground 18 agnd analog gnd analog ground 19 agnd analog gnd analog ground 20 mic off / audio in / pairing 2 control input pin 16 and pin 20 pull-low continuously for over 3 seconds to enter into pairing mode and AWD626R can perform the pairing process within 15 seconds. normal high; every pulling-low for less than 2 seconds mic on / audio out and pin8 ouput high. 21 aor signal output r-ch analog output 22 agnd analog gnd analog ground 23 aol signal output l-ch analog output 24 ainr / mic- signal input r-ch analog input / mic - input 25 ainl / mic+ signal input l-ch analog input / mic + input 26 vcc_codec power output 3v output
preliminary page 8 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax: 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module 27 vin power input vdd 28 usbp signal input usb dp 29 usbn signal input usb dn 30 bat_low signal output ouput low when battry low 31 audio selection control input audio source selection: 3.3v for usb, gnd for analog input 32 power keep control output power control out 33 power on control input power control in 34 gnd ground ground
preliminary page 9 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax: 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module AWD626R module reference design audio_selection 5v c4 2.2uf r4 22r r8 22r dp dn vcc 1 d- 2 d+ 3 gnda/ncb 4 gnd 5 g1 6 g2 7 g3 8 g4 9 jk1 mini usb smt (female) shield dp dn gnd r17 1k 1 2 d3 blue led 3 2 1 jk2 pj-3530 aol aor agnd r18 15r r19 270r c9 220uf r21 15r r22 270r c10 220uf vol- vol+ led xc1 xc2 power_on power_on power_keep power_keep dp dn dp dn 2 1 sw2 2 1 sw1 gnd gnd 1 2 y1 24mhz_at-26 agnd 2 5 6 1 3 4 q2 pumx1 agnd mute mute 1 2 mk1 microphone mic+ mic- next previous 2 1 sw3 gnd gnd vin agnd agnd vin p01 p03 p01 p03 2 1 sw4 gnd gnd r1 0r gnd 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 33 34 28 27 30 29 31 32 jp1 AWD626R ant ant gnd gnd gnd agnd agnd agnd i2c_scl gnd i2c_sda tp1 tp tp2 tp vcc_codec bat_low gnd mute mute 2 5 6 1 3 4 q4 pumx1 agnd r6 10k vin r7 4.7k r24 4.7k q1 sss2301a r5 1k c11 0.1uf "h" : power on "l" : power off power/id power_on power_keep power_keep power_on 2 1 d1 pmeg2010ea 1 2 3 d4 bat54cw vin gnd 5v 2 1 sw5 agnd 2 5 6 1 3 4 q3 pumx1 vbat AWD626R baseband b.o.m. comment designator footprint quantity 2.2uf c4 rlc0603 1 220uf c9, c10 e cap 6.3*5 2 0.1uf c11 rlc0402 1 pmeg2010ea d1 pmeg2010ea 1 blue led d3 0603 smd led (h:0.4mm) 1 bat54cw d4 bat54cw 1 mini usb smt (female) jk1 mini usb smt (female) 1 pj-3530 jk2 pj-3530 1 AWD626R jp1 two way module 1 microphone mk1 pj311-a 1 sss2301a q1 sot23_bec 1 pumx1 q2, q3, q4 pumx1 3 0r r1 rlc0402 1 10k r6 rlc0402 1 22r r4, r8 rlc0402 2 1k r5, r17 rlc0402 2 4.7k r7, r24 rlc0402 2 15r r18, r21 rlc0402 2 270r r19, r22 rlc0402 2 metal snap dome button x3 sw1, sw2, sw3, sw4, sw5 m etal snap dome button x3 5 24mhz_at-26 y1 24mhz_at-26 1
preliminary page 10 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax: 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module AWD626R module pin assignment 17 10 27 34 18 1 9 5 32 33 19 29 30 8 7 31 13 22 23 21 28 11 12 25 24 15 14 6 26 16 20 4 3 2 pin no name functional grouping io type description 1 gnd ground ground 2 ant rf signal output 2.4ghz antenna 3 gnd ground ground 4 i2c_scl signal input i2c interface 5 gnd ground ground 6 led control output pairing status indication 7 nc control input 8 mic on control input pull-low continuously for mi c on 9 i2c_sda signal input i2c interface 10 gnd ground ground 11 nc 12 nc 13 mute control output 14 xc1 signal input 24mhz 20pf 30ppm crystal input 15 xc2 signal input 24mhz 20pf 30ppm crystal input 16 vol+ / pairing 1 control input pin 16 and pin 20 pull-low continuously for over 3 seconds to enter into pairing mode and AWD626R can perform the pairing process within 15 seconds. normal high; every pulling-low for less than 2 seconds volume up. 17 agnd analog gnd analog ground 18 agnd analog gnd analog ground 19 agnd analog gnd analog ground 20 vol- / pairing 2 control input pin 16 and pin 20 pull-low continuously for over 3 seconds to enter into pairing mode and AWD626R can perform the pairing process within 15 seconds. normal high; every pulling-low for less than 2 seconds volume down. 21 aor signal output r-ch analog output 22 agnd analog gnd analog ground 23 aol signal output l-ch analog output 24 ainr / mic- signal input r-ch analog input / mic - input 25 ainl / mic+ signal input l-ch analog input / mic + input 26 vcc_codec power output 3v output 27 vin power input vdd
preliminary page 11 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax: 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module 28 usbp signal input usb dp 29 usbn signal input usb dn 30 bat_low signal output ouput low when battry low 31 audio selection control input audio source selection: 3.3v for usb, gnd for analog input 32 power keep control output power control out 33 power on control input power control in 34 gnd ground ground
preliminary page 12 of 12 airwave technologies inc. 4f, no.9 industry e. 9 th rd., science-based industrial park, hsinchu, taiwa n, r.o.c. tel: 886-3-5778099 fax: 886-3-5778199 copyright 2010 by airwave technologies inc. all specificatio n are subject to change without notice. awd627t, AWD626R 2.4ghz digital audio rf module AWD626R awd627t dimensional drawings

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