STM6321/6322/6821/6822/6823/6824/6825
Table 6. DC and AC Characteristics
Sym
Alter-
native
Description
VCC
Operating Voltage
VCC Supply Current
(MR and WDI
unconnected)
ICC
VCC Supply Current
(MR unconnected;
STM6322/6825)
Input Leakage Current
ILI
Input Leakage Current
(WDI)(3)
ILO
Open Drain Reset Output
Leakage Current
VIH
Input High Voltage (MR)
Input High Voltage
VIH
(WDI)(4)
VIL
Input Low Voltage (MR)
VIL
Input Low Voltage
(WDI)(4)
Output Low Voltage
(RST; Push-pull or Open
Drain)
VOL
Output Low Voltage
(RST; Push-pull Only)
Output High Voltage
(RST)
VOH
Output High Voltage
(RST)
Test Condition(1)
T/S/R/Z (VCC < 3.6V)
L/M (VCC < 5.5V)
T/S/R/Z (VCC < 3.6V)
L/M (VCC < 5.5V)
0V = VIN = VCC
WDI = VCC, time average
WDI = GND, time average
VCC > VRST,
Reset not asserted
VRST > 4.0V
VRST < 4.0V
VRST (max) < VCC < 5.5V
VRST > 4.0V
VRST < 4.0V
VRST (max) < VCC < 5.5V
VCC ≥ 1.0V, ISINK = 50µA,
Reset asserted
VCC ≥ 1.2V, ISINK = 100µA,
Reset asserted
VCC ≥ 2.7V, ISINK = 1.2mA,
Reset asserted
VCC ≥ 4.5V, ISINK = 3.2mA,
Reset asserted
VCC ≥ 2.7V, ISINK = 1.2mA,
Reset not asserted
VCC ≥ 4.5V, ISINK = 3.2mA,
Reset not asserted
VCC ≥ 2.7V, ISOURCE = 500µA,
Reset not asserted
VCC ≥ 4.5V, ISOURCE = 800µA
, Reset not asserted
VCC ≥ 1.0V, ISOURCE = 1µA,
Reset asserted (0°C to 85°C)
VCC ≥ 1.5V, ISOURCE = 100µA,
Reset asserted
VCC ≥ 2.55V, ISOURCE = 500µA,
Reset asserted
VCC ≥ 4.25V, ISOURCE = 800µA,
Reset asserted
Min Typ Max Unit
1.2(2)
4
5.5
V
12
µA
6
17
µA
3
8
µA
3
12
µA
–1
+1
µA
120 160 µA
–20 –15
µA
–1
+1
µA
2.0
V
0.7VCC
V
0.7VCC
V
0.8
V
0.3VCC V
0.3VCC V
0.3
V
0.3
V
0.3
V
0.4
V
0.3
V
0.4
V
0.8VCC
V
0.8VCC
V
0.8VCC
V
0.8VCC
V
0.8VCC
V
0.8VCC
V
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