MAX9926 MAXIM [Maxim Integrated Products], MAX9926 Datasheet - Page 4

• Manufacturer Part Number: MAX9926
• Description: Variable Reluctance Sensor Interfaces with Differential Input and Adaptive Peak Threshold
• Manufacturer: MAXIM [Maxim Integrated Products]

Variable Reluctance Sensor Interfaces with
Differential Input and Adaptive Peak Threshold
ELECTRICAL CHARACTERISTICS (continued)
(V
50pF. T
Note 2: Specifications are 100% tested at T
Note 3: Inferred from functional PSRR.
Note 4: CMOS inputs.
Note 5: Guaranteed by design.
Note 6: Includes effect of V
4
EXT
EXT Voltage Range
Input Current to EXT
DIRN (MAX9926 Only)
Output Low Voltage
INT_THRS, ZERO_EN
Low Input
High Input
Input Leakage
Input Current ZERO_EN
Switching Time Between Modes
A1, A2, and Modes B, C
BIAS
Input Current to BIAS
BIAS Voltage Range
Internal BIAS Reference Voltage
CC
_______________________________________________________________________________________
= 5V, V
A
= T
PARAMETER
MIN
GND
to T
= 0, MAX9925/MAX9927 gain setting = 1V/V, Mode A1, V
MAX
, unless otherwise noted. Typical values are at T
OS
of internal op amp and comparator.
SYMBOL
V
INT_BIAS
V
I
I
I
V
I
LEAK
SINK
BIAS
t
V
EXT
V
BIAS
EXT
SW
A
IH
IL
= +125°C, unless otherwise noted. All temperature limits are guaranteed by design.
Mode B, T
Mode C, T
Mode B, V
Pullup resistor = 10kΩ,
V
With INT_THRS = GND, auto peak-
detect is disabled, and EXT_THRS is
active
Modes A1, A2, B, C
Modes A1, B, T
Mode C, T
Mode A2 (MAX9924/MAX9926)
ZERO_EN
A
A
EXT
A
= GND
= +125°C
= +125°C
= +125°C
CONDITIONS
> V
A
= +125°C
BIAS
A
= +25°C.) (Note 2)
; and Mode C
BIAS
= 2.5V, V
PULLUP
0.7 x
0.14
MIN
V
1.5
1.5
0.2
CC
= 5V, R
TYP
2.46
500
PULLUP
3
MAX
0.3 x
= 1kΩ, C
- 1.1
- 1.1
- 1.1
- 1.1
V
V
V
V
V
800
0.2
10
CC
CC
CC
CC
CC
1
1
UNITS
COUT
µA
µA
µA
µA
µs
V
V
V
V
V
V
=