mc33975 Freescale Semiconductor, Inc, mc33975 Datasheet - Page 3

• Manufacturer Part Number: mc33975
• Description: Multiple Switch Detection Interface With Suppressed Wake-up And 32ma Wetting Current
• Manufacturer: Freescale Semiconductor, Inc

Analog Integrated Circuit Device Data
Freescale Semiconductor
SG10
SG11
SG12
SG13
SG0
SG1
SG2
SG3
SG4
SG5
SG6
SG7
SG8
SG9
SP0
SP1
SP2
SP3
SP4
SP5
SP6
SP7
32.0
16.0
32.0
32.0
16.0
32.0
mA
mA
mA
mA
mA
mA
V
V
V
V
PWR
PWR
PWR
PWR
V
V
V
V
PWR
PWR
PWR
PWR
4.0
mA
2.0
mA
4.0
mA
4.0
mA
2.0
mA
4.0
mA
Figure 2. 33975 Simplified Internal Block Diagram
4.0 V
4.0 V
4.0 V
4.0 V
Ref
Ref
Ref
Ref
Comparator
Comparator
Comparator
Comparator
INTERNAL BLOCK DIAGRAM
–
–
+
+
–
+
–
+
SG13
SP0
SP7
SG0
To
SPI
To
SPI
To
SPI
To
SPI
V
5.0 V
5.0 V
PWR
V
PWR
V
WAKE
SPI Interface
Clock Control
Temperature
MUX Interface
PWR
Monitor and
and Control
INT
Sleep PWR
Oscillator
Bandgap
Control
5.0 V
, V
and
POR
Control
Control
DD
V
+
, 5.0 V
–
DD
V
DD
V
5.0 V
5.0 V
PWR
Analog Mux
Output
40 µA
5.0 V
V
INTERNAL BLOCK DIAGRAM
DD
125 kΩ
125 kΩ
VDD
VPWR
VDD
GND
WAKE
INT
CS
SCLK
SI
SO
AMUX
33975
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