User guide

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Descriptions and non-contractual illustrations in this document are given as an indication only.
ERCO&GENER reserves the right to make any modifications.
Dct_427_00
8.2.2.2 Loudspeaker
Characteristics of the output for the loudspeaker
Spkr Output Parameter/Conditions Min Typ Max Units
Maximum Differential Resistive
Load
Output Swing 3.9 V
PP
120 
Output Swing 1.5 V
PP
33 
Maximum Differential Capacitive
Load
100 pF
Common Mode Minimum
Resistive Load
At Internal Speaker (+) or (-)
200 k
Common Mode Maximum
Capacitive Load
At Internal Speaker (+) or (-)
50 pF
Amplifier Gain
EARG = 1
EARG = 0
1
-11
dB
dB
Parameter Conditions Min Typ Max Units
Earphone output swing at
EARP-EARN
Distortion  2% and 120 , VSP input
level = +3 dBm0, amp gain = -11 dB
0.98
V
P-P
Distortion  2% and 33 , VSP input
level = -5.34 dBm0, amp gain = -11 dB
0.38
Distortion  2% and 120 , I2S input
level = +3 dBm0, amp gain = -11 dB
0.93
Distortion  2% and 120 , VSP input
level = +3 dBm0, amp gain = 1 dB
3.1 3.92
Component Value
C1 CAPACITOR 100 pF
C2, C3 CAPACITOR 47pF
R1, R2 RESISTOR 200 KOhms