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FSA8058 Datasheet(PDF) 6 Page - Fairchild Semiconductor

Part No. FSA8058
Description  Audio Jack Detection and Configuration Switch with Moisture Sensing
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Maker  FAIRCHILD [Fairchild Semiconductor]
Homepage  http://www.fairchildsemi.com
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FSA8058 Datasheet(HTML) 6 Page - Fairchild Semiconductor

   
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© 2012 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FSA8058
• Rev. 1.0.0
6
DC Electrical Characteristics
All typical values are at TA=25°C unless otherwise specified.
Symbol
Parameter
VDD (V)
Condition
TA = -40 to +85°C
Unit
Min.
Typ.
Max.
Comparator
VCOMP_S/E
Comparator Threshold for SEND /
END Sensing
2.8 to 4.5
J_DET, EN = LOW
780
mV
Current
IOFF
Power-Off Leakage Current
Through Switch
0
MIC, J_MIC,
Ports VIN = 4.3 V
1
µA
IIN
Input Leakage Current
0
Inputs VIN = 4.3 V
1
µA
ICC-SLNA
Battery Supply Sleep Mode
Current No Accessory Attached
2.5 to 4.5
Static Current
During Sleep Mode
(EN = LOW)
1.5
3.0
µA
ICC-SLWA
Battery Supply Sleep Mode
Current with Accessory Attached
2.5 to 4.4
Active Current
(EN = LOW and/or
DET = HIGH)
20
25
µA
AC Electrical Characteristics
All typical values are for VCC=3.3 V at TA=25°C unless otherwise specified.
Symbol
Parameter
VDD (V)
Conditions
Typical
Unit
MIC Switch
THD
Total Harmonic Distortion
3.8
RT = 600 Ω, VSW =
0.5 VPP, f = 20 Hz to
20 kHz, VIN = 2.2 V
0.01
%
OIRR
Off Isolation
3.8
f = 20 kHz, RS = 32 Ω,
CL = 0 pF, RT = 32 Ω
-85
dB
Parallel I/O
tR, tF
Output Edge Rates (DET, S/E)
3.8
CL = 5 pF, 20% to 80%,
-40°C to 85°C
20
ns
tPOLL
On Time of MIC Switch for Sensing SEND /
END Button Press Oscillator Stable Time
2.5 to 4.5
1
ms
tWAIT
Period of MIC Switching Time for Sensing
SEND / END Button Press
2.5 to 4.5
10
ms
tDET_IN
Debounce Time after J_DET Changes State
from HIGH to LOW
2.5 to 4.5
100
ms
tDET_REM
Debounce Time after J_DET Changes State
from LOW to HIGH
2.5 to 4.5
1
ms
tKBK
Debounce Time for Sensing SEND / END Key
Press / Release
2.5 to 4.5
30
ms
Power
PSRR
Power Supply Rejection Ratio
3.8
Power Supply Noise
300 mVPP, Measured
10/90%, f = 217 Hz
-80
dB


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