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零件编号
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MC33975EK 查看數據表(PDF) - Freescale Semiconductor
零件编号
产品描述 (功能)
生产厂家
MC33975EK
Multiple Switch Detection Interface with Suppressed Wake-up and 32 mA Wetting Current
Freescale Semiconductor
MC33975EK Datasheet PDF : 32 Pages
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SP0
SP1
SP2
SP3
SP4
SP5
SP6
SP7
SG0
SG1
SG2
SG3
SG4
SG5
SG6
SG7
SG8
SG9
SG10
SG11
SG12
SG13
INTERNAL BLOCK DIAGRAM
INTERNAL BLOCK DIAGRAM
V
PWR
V
PWR
32.0
4.0
mA
mA
SP0
5.0 V
V
PWR
16.0
mA
2.0
mA
4.0 V
Ref
‚+
To
SPI
Comparator
V
PWR
, V
DD
, 5.0V
POR
Bandgap
Sleep PWR
VPWR
VDD
GND
V
PWR
V
PWR
32.0
4.0
mA
mA
SP7
16.0
mA
2.0
mA
4.0 V
Ref
‚+
To
SPI
Comparator
V
PWR
V
PWR
32.0
4.0
mA
mA
SG0
5.0 V
V
PWR
4.0 V
Ref
‚+
To
SPI
Comparator
V
PWR
V
PWR
32.0
4.0
mA
mA
SG13
4.0 V
Ref
‚+
To
SPI
Comparator
Oscillator
and
Clock Control
Temperature
Monitor and
Control
5.0 V
5.0 V
V
PWR
5.0 V
5.0 V
125 k
WAKE
Control
SPI Interface
and Control
V
DD
125 k
INT
Control
MUX Interface
V
DD
VDD
40
A
V
DD
+
‚
Analog Mux
Output
WAKE
INT
CS
SCLK
SI
SO
AMUX
Figure 2. 33975 Simplified Internal Block Diagram
Analog Integrated Circuit Device Data
Freescale Semiconductor
33975
3
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