Bluetooth Audio Module
mV
rms
Input full scale at maximum gain (differential)
Input full scale at minimum gain (differential)
-
-
4
-
-
mV
rms
800
3dB Bandwidth
-
-
20
6
-
-
kHz
kΩ
%
Microphone mode input impedance
THD+N (microphone input) @ 30mv rms input
0.04
Table 6: Analogue to Digital Converter
4.4.4.Internal CODEC Digital to Analogue Converter
Parameter
Conditions
Min
Typ
Max
16
Unit
Bits
Resolution
-
-
-
Output Sample Rate, F
sample
f
in
=1kHz
8
48
kHz
F
sample
8kHz
-
95
95
95
95
95
95
95
-
-
-
-
-
-
-
B/W=20Hz->20kHz
11.025kHz
16kHz
-
Signal to Noise
Ratio, SNR
A-Weighted
-
THD+N<0.01%
0dBFS signal
Load = 100kΩ
22.050kHz
32kHz
-
-
dB
44.1kHz
48kHz
-
-
Digital Gain
Digital Gain Resolution = 1/32 dB
Analogue Gain Resolution = 3dB
-24
0
21.5
-21
dB
dB
Analogue Gain
-
mV
rms
Output voltage full swing (differential)
Allowed Load
-
750
-
Resistive
16
-
-
-
-
OC
500
0.01
Ω
pF
%
Capacitive
THD+N 100kΩ load
THD+N 16Ω load
-
-
-
-
0.1
-
%
SNR (Load=16Ω, 0dBFS input relative to digital
silence)
95
dB
Table 7: Digital to Analogue Converter
Shanghai Ehong Technologies Inc
Summary of Contents for EH-MB05
Page 7: ......
