Rainbow Electronics MAX9621 - Manual (Page 6)

Dual, 2-Wire Hall-Effect Sensor Interface with
Analog and Digital Outputs
MAX9621
6
Typical Operating Characteristics (continued)
(V BAT = 13.6V, R SET = 61.9kI, R L = 5kI to GND at AOUT_, V SLEEP = 5V, T A = +25NC, unless otherwise noted.)
MAXIMUM FREQUENCY ON
HALL INPUTS vs. TEMPERATURE
MAX9621 toc15
TEMPERATURE (NC)
FREQUENCY (kHz)
100 75 50 25 0 -25
20
30
40
50
60
10
-50 125
IN1
IN2
DELAY FROM IN_ TO DOUT_ (FILTER DELAY)
vs. TEMPERATURE
MAX9621 toc13
TEMPERATURE (NC)
DELAY
(µ
s)
100 75 50 25 0 -25
5
10
15
20
0
-50 125
DELAY DIFFERENCE BETWEEN CHANNELS
vs. TEMPERATURE
MAX9621 toc14
TEMPERATURE (NC)
DELAY DIFFERENCE (ns)
100 75 50 25 0 -25
100
300
500
700
900
-100
-50 125
HALL INPUT CURRENT THRESHOLDS
vs. ISET RESISTOR
MAX9621 toc10
RESISTANCE (kI)
HALL INPUT CURRENT (mA)
90 80 70 60
6
8
10
12
14
16
4
50 100
LOW TO HIGH
HIGH TO LOW
INPUT BLANKING TIME AT RESTART
FROM SLEEP MODE (OR POWER-UP)
vs. TEMPERATURE
MAX9621 toc11
TEMPERATURE (°C)
IN_ BLANKING TIME (µs)
110 95 -25 -10 5 35 50 65 20 80
65
70
75
80
85
90
95
100
60
-40 125
IN-CURRENT RAMP RATE AFTER
TURN-ON vs. TEMPERATURE
MAX9621 toc12
TEMPERATURE (°C)
CURRENT RATE (mA/us)
110 95 -25 -10 5 35 50 65 20 80
3
4
5
6
7
8
9
10
2
-40 125
IN_ PULSE LENGTH REJECTED BY FILTER
TO DOUT_ vs. TEMPERATURE
MAX9621 toc16
TEMPERATURE (NC)
PULSE LENGTH
(µ
s)
100 75 25 50 0 -25
2
4
6
8
10
12
14
16
18
20
0
-50 125
POSITIVE PULSE
NEGATIVE PULSE
INPUT DROPOUT VOLTAGE
vs. TEMPERATURE
MAX9621 toc17
TEMPERATURE (°C)
DROPOUT VOLTAGE (V)
110 95 65 80 -10 5 20 35 50 -25
0.35
0.45
0.55
0.65
0.75
0.85
0.95
1.05
1.15
0.25
-45 125
V BAT = 5.5V
I IN1 = -14mA
INPUT DROPOUT VOLTAGE
vs. V BAT
MAX9621 toc18
V BAT (V)
INPUT DROPOUT VOLTAGE (V)
0.35
0.45
0.55
0.65
0.75
0.85
0.95
1.05
1.15
0.25
5.50 8.00 10.50 13.00 15.50 18.00
I IN1 = -14mA
T A = +125°C
T A = +25°C
T A = -40°C