User's Manual

SAM-200-TR Steaming Audio Module 3 Ver. 0.12j 12/22/2009
PRELIMINARY USER MANUAL SUBJECT TO CHANGE WITHOUT NOTICE
Copyright © 2009 Aerielle, LLC All Rights Reserved.
AUDIO CHARACTERISTICS
Parameter Value
Sample Rate 48Ksps
Bit Depth (stereo) 16bits
Frequency Response 20Hz – 20KHz +/-3dB
Signal-to-Noise Ratio (SNR) >90dB
Total Harmonic Distortion (THD) 0.007% @ 1KHz
Stereo Separation >75dB
Latency (source to destination, constant) 18ms
Headphone power output, 32-ohm load (16-ohm load) 15mW (30mW)
Line Output Level Selectable over I2C
QUICK-CONNECT PINOUT
The Quick-Connect port is a row of 2mm-spaced holes (0.75mm dia) suitable for
soldered wires or header for quick-and-easy connections for dedicated boards. Input
and output pins’ mode and format are customizable on board with solder jumpers, and
can be factory-configured.
No. Name
Tx Rx
Xcvr
I/O Description
1
VCC
T R X
PWR
+4 to 9V power supply input
2
GND
T R X
PWR
Ground connection
3
AUDIO_LP
T X
I O
Audio In/Out, Lef
t, Headphone or Bal +
4
AUDIO_LM
T X
I O
Audio In/Out, Left, Headphone Gnd or Bal
-
5
AUDIO_RP
T X
I O
Audio In/Out, Right, Headphone or Bal +
6
AUDIO_RM
T X
I O
Audio In/Out, Right, Headphone Gnd or Bal
-
7
CHSEQ
T R X
I
Sequence the channel sel. on e
ach negative transition
8
VOLUP
(I2C_CLK)
R X
I
Volume up
on
each negative transition
or I2C Clock
9
VOLDN
(
I2C_DAT)
R X
I
Volume d
ow
n
on
each negative transition
or I2C Data
10
RESET
T R X
I
Reserved, leave open or tie to VCC
11
TEST
T R X
I
Reserved,
leave open or tie to VCC
12
GND
T R X
PWR
Ground Connection