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SX8663 数据表(PDF) 8 Page - Semtech Corporation

部件名 SX8663
功能描述  Capacitive Button Matrix (up to 36) and Proximity Controller with Individual LED Drivers and Buzzer Output
PDF  64 Pages
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制造商  SEMTECH [Semtech Corporation]
网页  http://www.semtech.com
标志 SEMTECH - Semtech Corporation

SX8663 数据表(HTML) 8 Page - Semtech Corporation

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ADVANCED COMMUNICATIONS & SENSING
Rev5 4
th August 2011
© 2011 Semtech Corp.
www.semtech.com
8
SX8663
Capacitive Button Matrix (up to 36) and Proximity Controller
with Individual LED Drivers and Buzzer Output
2.4
Electrical Specifications
All values are valid within the operating conditions unless otherwise specified.
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
Current consumption
Active mode, average
IOP,active
30ms scan period,
12 sensors enabled,
minimum sensitivity
460
uA
Doze mode, average
IOP,Doze
195ms scan period,
12 sensors enabled,
minimum sensitivity
100
uA
Sleep
IOP,sleep
I2C listening, sensors
disabled
8
17
uA
ResetB, SCL, SDA
Input logic high
VIH
0.7*VDD
VDD + 0.3
V
Input logic low
VIL
VSS applied to GND pins
VSS - 0.3
0.8
V
Input leakage current
LI
CMOS input
±1
uA
Pull up resistor
RPU
when enabled
660
k
Ω
Pull down resistor
RPD
when enabled
660
k
Ω
GPIO set as Output, INTB, SDA
Output logic high
VOH
IOH<4mA
VDD-0.4
V
Output logic low
VOL
IOL,GPIO<12mA
IOL,SDA,INTB<4mA
0.4
V
Start-up
Power up time
tpor
time between rising edge
VDD and rising INTB
400
ms
RESETB
ResetB pulse width
tres
50
ns
Recommended External components
capacitor between VDIG, GND
Cvdig
type 0402, tolerance +/-50%
100
nF
capacitor between VANA, GND
Cvana
type 0402, tolerance +/-50%
100
nF
capacitor between CP, CN
Cint
type 0402, COG, tolerance +/-5%
1
nF
capacitor between VDD, GND
Cvdd
type 0402, tolerance +/-50%
100
nF
Table 5
Electrical Specifications



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