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STW5095 Fiches technique(PDF) 57 Page - STMicroelectronics

No de pièce STW5095
Description  Low-power asynchronous stereo audio Codec with integrated power amplifiers
PDF  73 Pages
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STW5095 Fiches technique(HTML) 57 Page - STMicroelectronics

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Electrical characteristics
STw5095
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10.3
Analog interfaces
10.4
Headset plug-in and push-button detector
Table 13.
Analog interfaces
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
IMIC
MIC input leakage
GND< VMIC< VCCA
-100
+100
µA
RMIC
MIC input resistance
30
50
k
Ω
RLIN
Line in input resistance
30
k
Ω
RLHP
Headphones (HP) drivers
load resistance
HPL, HPR to GNDP or
VCMHP
14.4
16/32
Ω
CLHP
Headphones (HP) drivers
load capacitance
HPL, HPR to GNDP or
VCMHP
50
50*
pF
nF
RLLS
Loudspeaker (LS)
differential driver load
resistance
LSP to LSN
6.4
8
Ω
CLLS
Loudspeaker (LS)
differential driver load
capacitance
LSP to LSN
50
50*
pF
nF
VOFFLS
Differential offset voltage
at LSP, LSN
RL =50Ω
-50
+50
mV
RLOL
Line out (OL) diff./single-
ended driver load
resistance
OLP/ORP to OLN/ORN or
OLP/ORP to GND
(decoupled)
1k
Ω
* with series resistor
Table 14.
Headset plug-in and push-button detector
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
HDVL
Plug-in detected
Voltage at HDET
VCCA-1
V
HDVH
Plug-in undetected
Voltage at HDET
VCCA-0.5
V
HDH
Plug-in detector hysteresis
100
mV
PBVL
Push-button pressed
Voltage at HDET
0.5
V
PBVH
Push-button released
Voltage at HDET
1
V
PBD
Push-button de-bounce
time
15
50
ms



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