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MPR084 датащи(PDF) 28 Page - Freescale Semiconductor, Inc

номер детали MPR084
подробное описание детали  Proximity Capacitive Touch Sensor Controller
PDF  39 Pages
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производитель  FREESCALE [Freescale Semiconductor, Inc]
домашняя страница  http://www.freescale.com
Logo FREESCALE - Freescale Semiconductor, Inc

MPR084 датащи(HTML) 28 Page - Freescale Semiconductor, Inc

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MPR084
Sensors
28
Freescale Semiconductor
Preliminary
A.4
DC Characteristics
This section includes information about power supply requirements and I/O pin characteristics.
*The MPR084 requires a specific start-up sequence for VDD< 2.0 V. Refer to Section 2.3.9.
A.5
I2C AC Characteristics
This section includes information about I2C AC Characteristics.
Table 22. DC Characteristics (Temperature Range = –40°C to 85°C Ambient)
(Typical Operating Circuit,
VDD = 1.8 V* to 3.6 V, TA = TMIN to TMAX, unless otherwise noted. Typical current values are at VDD = 3.3 V,
TA = +25°C.)
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Operating Supply Voltage
VDD
1.8*
3.6
V
Run1 mode Current
Irun1
VDD = 1.8 V
1.62
mA
Run2 mode Current
Irun2
VDD = 1.8 V
41
µA
Stop1 mode Current
Istop1
VDD = 1.8 V
1.74
mA
Stop2 mode Current
Istop2
VDD = 1.8 V
2
µA
Input High Voltage
SDA, SCL
VIH
0.7 x VDD
V
Input Low Voltage
SDA, SCL
VIL
0.35 x VDD
V
Input Leakage Current
SDA, SCL
IIH, IIL
0.025
1
µA
Input Capacitance
SDA, SCL
7pF
Output Low Voltage
SDA, IRQ
VOL
IOL = 6mA
0.5V
V
Table 23. I2C AC Characteristics
(Typical Operating Circuit, V+ = 1.8 V to 3.6 V, TA = TMIN to TMAX, unless otherwise noted. Typical values are at V+ = 3.3 V, TA = +25°C.)
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Serial Clock Frequency (1)
1. Clock Stretching is required for reliable communications
fSCL
100
kHz
Capacitive Load for Each Bus Line
Cb
400
pF



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