MAX13036 Datasheet, PDF (7/18 Pages) Maxim Integrated Products – Automotive Contact Monitor and Level Shifter

Automotive Contact Monitor
and Level Shifter
Typical Operating Characteristics (continued)
(V_L = +3.3V, BAT = +14V, SD = V_L, R_WET = 61kΩ, R_HYST = 90kΩ, C_TDEB = 4700pF, T_A = +25°C, unless otherwise noted.)
SWITCHING THRESHOLD vs. TEMPERATURE
10
ADJUSTABLE HYSTERESIS OFF
9
SWITCHING THRESHOLD vs. V_BAT
25
ADJUSTABLE HYSTERESIS OFF
20
8
V_IN_ RISING
7
V_IN_ FALLING
6
5
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
INPUT WAVEFORM IN SCAN MODE
(SCAN MODE, WTOFF = WEN = 0, WEND = 1)
MAX13036 toc12
SCANNING PERIOD = 2ms
INPUT SWITCH OPEN
V_{IN_}
5V/div
400μs/div
15
V_{IN_} RISING
10
5
V_{IN_} FALLING
0
6
10
14
18
22
26
V_BAT (V)
DEBOUNCE TIME vs. TEMPERATURE
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
DEBOUNCE TIME vs. BAT VOLTAGE
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
6
10
14
18
22
26
V_BAT (V)
120
100
80
60
40
20
0
0
DEBOUNCE TIME vs. C_TDEB
2000 4000 6000 8000 10000
C_TDEB (pF)
_______________________________________________________________________________________ 7