MAX9924–MAX9927
Variable Reluctance Sensor Interfaces with
Differential Input and Adaptive Peak Threshold
16 ______________________________________________________________________________________
Application Circuits (continued)
IN+
IN-
BIAS
V
CC
ZERO_EN INT_THRS GND
COUT
EXT
TPU
PWM
μC
V
PULLUP
R
PULLUP
1nF
10kΩ
10kΩ
VR
SENSOR
+5V
1kΩ1kΩ
10μF || 0.1μF
MAX9924
MAX9926
FILTER
Figure 4. MAX9924/MAX9926 Operating Mode B
IN+
IN-
BIAS
V
CC
ZERO_ENINT_THRS
R1
GND
COUT
EXT
TPU
μC
V
PULLUP
R
PULLUP
R2
1nF
10kΩ
10kΩ
VR
SENSOR
+5V
1kΩ1kΩ
10μF || 0.1μF
MAX9924
MAX9926
Figure 5. MAX9924/MAX9926 Operating Mode C
MAX9924–MAX9927
Variable Reluctance Sensor Interfaces with
Differential Input and Adaptive Peak Threshold
______________________________________________________________________________________ 17
Application Circuits (continued)
IN-
IN+
BIAS
V
CC
ZERO_EN INT_THRS GND
COUT
OUT
EXT
TPU
μC
V
PULLUP
R
PULLUP
1nF
10kΩ
10kΩ
VR
SENSOR
+5V
1kΩ1kΩ
10μF || 0.1μF
MAX9925
MAX9927
Figure 6. MAX9925/MAX9927 Operating Mode A
IN-
IN+
BIAS
V
CC
ZERO_EN INT_THRS GND
COUT
OUT
EXT
TPU
μC
V
PULLUP
R
PULLUP
1nF
10kΩ
10kΩ
VR
SENSOR
+5V
1kΩ1kΩ
10μF || 0.1μF
MAX9925
MAX9927
PWM
FILTER
Figure 7. MAX9925/MAX9927 Operating Mode B
MAX9924–MAX9927
Variable Reluctance Sensor Interfaces with
Differential Input and Adaptive Peak Threshold
18 ______________________________________________________________________________________
Application Circuits (continued)
IN-
IN+
BIAS
V
CC
ZERO_ENINT_THRS
R1
GND
COUT
OUT
EXT
TPU
μC
V
PULLUP
R
PULLUP
R2
+5V
1kΩ1kΩ
10μF || 0.1μF
MAX9925
1nF
10kΩ
10kΩ
VR
SENSOR
Figure 8. MAX9925 Operating Mode C

MAX9926UAEE/V+T

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
Sensor Interface Variable-Reluctance Sensor Interface
Lifecycle:
New from this manufacturer.
Delivery:
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