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AWD618R Schematic ( PDF Datasheet ) - AIRWAVE

Teilenummer AWD618R
Beschreibung 2.4GHz Digital Audio RF Module
Hersteller AIRWAVE
Logo AIRWAVE Logo 




Gesamt 15 Seiten
AWD618R Datasheet, Funktion
Preliminary
Preliminary Rev0.1
2012/11/27
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 – 16Bit non-compression audio
sampling rate and smooth audio streaming
Programmable Latency – 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
AWD619T ,AWD637T ,AWD618R
2.4GHz Digital Audio RF Module
Page 1 of 15
Applications
Low Cost/High Performance Wireless Audio
Wireless Surround Rear Speakers
High Performance Digital Audio Link
Wireless Headphone/Earphone
Wireless USB Audio Stream
Transmitter
Audio Baby Monitor
Wireless Digital Microphone
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 –85dBm or better
sensitivity allows system to achieve at least 220
feet transmission for line-of-sight application in
open site.
AIRWAVE TECHNOLOGIES INC.
4F, No.9 Industry E. 9th RD., Science-Based Industrial Park, Hsinchu, Taiwan, R.O.C. TEL: 886-3-5778099 Fax 886-3-5778199
Copyright 2010 by Airwave Technologies Inc.
All Specification are subject to change without notice.






AWD618R Datasheet, Funktion
Preliminary
AWD619T Module Pin Assignment
AWD619T ,AWD637T ,AWD618R
2.4GHz Digital Audio RF Module
Page 6 of 15
987654321
10 34
11 33
12 32
13 31
14 30
15 29
16 28
17 27
18 19 20 21 22 23 24 25 26
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
8 NC
9 I2C_SDA
Signal
Input
I2C interface
10 GND
Ground
Ground
11 NC
12 NC
13 NC
14 XC1
Signal
Input
24MHz 20pF 30ppm Crystal Input
15 XC2
Signal
Input
24MHz 20pF 30ppm Crystal Input
16 NC
17
AGND
Analog GND
Analog Ground
18
AGND
Analog GND
Analog Ground
19
AGND
Analog GND
Analog Ground
20 NC
21 NC
22
AGND
Analog GND
Analog Ground
23 NC
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
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
pull-low continuously for over 5 seconds to
33 Pairing
Control
Input
enter into PAIRING mode and AWD618R
can perform the PAIRING process within
15seconds. Normal high;
34 GND
Ground
Ground
AIRWAVE TECHNOLOGIES INC.
4F, No.9 Industry E. 9th RD., Science-Based Industrial Park, Hsinchu, Taiwan, R.O.C. TEL: 886-3-5778099 Fax: 886-3-5778199
Copyright 2010 by Airwave Technologies Inc.
All Specification are subject to change without notice.

6 Page









AWD618R pdf, datenblatt
AWD619T ,AWD637T ,AWD618R
Preliminary
AWD618R Module Reference Design
Vin
2.4GHz Digital Audio RF Module
Page 12 of 15
R14
1K
XC1
Y1
24MHZ_AT-26
AGND
SW2
2
XC2
Mute
Mute
AGND
1 VOL+
AGND
TP1TP2
TP TPGND
GND GND
Vbat
PMEG2010EA
21
D1
D5
1N4148
M1
AWD618R
5V
9 30 GND
10 29 Power_on Power_on
11
12
28
27
Power_KEEP
BAT_LOW
Power_2KEEPD2
1 R7
13
14
26 DN
25 DP
DN RED LED
DP
1K
15 24 GND
Vin
Q1
R2 SSS2301A
D4
2
1K
BAT54CW
Vin
1 Power_on Power_on
Power/ID 1
SW3
C9
0.1uF
2
AGND
Q3A
2
PUMX1 R21
AGND
Power_KEEP
4.7K
Power_KEEP
"H" : Power ON
"L" : Power OFF
Vin
AGND AGND
GND
AGND
SW1
AOL C7
AOR
R15
0R
220uF
GND
C8
220uF
R18
0R
AGND
1 JK2
3
2
PJ-3530
AGND
GND
B4
0R
AGND
AIRWAVE TECHNOLOGIES INC.
4F, No.9 Industry E. 9th RD., Science-Based Industrial Park, Hsinchu, Taiwan, R.O.C. TEL: 886-3-5778099 Fax: 886-3-5778199
Copyright 2010 by Airwave Technologies Inc.
All Specification are subject to change without notice.

12 Page





SeitenGesamt 15 Seiten
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