MB96380 Series
FME-MB96380 rev 10
107
6. Alarm Comparator
(TA = -40 C to +125 C, VCC = AVCC = 3.0V - 5.5V, VSS = AVSS = 0V)
Parameter
Symbol
Pin
Value
Unit
Remarks
Min
Typ
Max
Power supply current
IA5ALMF
AVCC
-25
45
A
Alarm comparator
enabled in fast
mode (one channel)
IA5ALMS
-7
13
A
Alarm comparator
enabled in slow
mode (one channel)
IA5ALMH
--
5
A
Alarm comparator
disabled
ALARM pin input cur-
rent
IALIN
ALARM0,
ALARM1
-1
-
+1
ATA = 25 C
-3
-
+3
ATA = 125 C
ALARM pin input volt-
age range
VALIN
0-
AVCC
V
External low threshold
high->low transition
VEVTL(H->L)
0.36 * AVCC
-0.25
0.36 * AVCC
-0.1
-V
INTREF = 0
External low threshold
low->high transition
VEVTL(L->H)
-
0.36 * AVCC
+0.1
0.36 * AVCC
+0.25
V
External high threshold
high->low transition
VEVTH(H->L)
0.78 * AVCC
-0.25
0.78 * AVCC
-0.1
-V
External high threshold
low->high transition
VEVTH(L->H)
0.78 * AVCC
+0.1
0.78 * AVCC
+0.25
V
Internal low threshold
high->low transition
VIVTL(H->L)
0.9
1.1
-
V
INTREF = 1
Internal low threshold
low->high transition
VIVTL(L->H)
-
1.3
1.55
V
Internal high threshold
high->low transition
VIVTH(H->L)
2.2
2.4
-
V
Internal high threshold
low->high transition
VIVTH(L->H)
-
2.6
2.85
V
Switching hysteresis
VHYS
50
-
300
mV
Comparison time
tCOMPF
-
0.1
1
s
CMD = 1 (fast)
tCOMPS
-1
10
s
CMD = 0 (slow)
Power-up stabilization
time after enabling
alarm comparator
tPD
-
1
10
ms
Threshold levels
specied above are
not guaranteed
within this time
Slow/Fast mode transi-
tion time
tCMD
-
100
500
s