DC and AC parameters STM6905
12/19 DocID14290 Rev 4
6 DC and AC parameters
This section summarizes the operating measurement conditions and the DC and AC
characteristics of the device. Designers should check that the operating conditions in their
circuit match the operating conditions when relying on the quoted parameters.
Table 4. DC and AC characteristics
Symbol
Alter-
native
Description Test condition
(1)
Min Typ Max Unit
V
CC
Operating voltage 0.8 5.5 V
I
CC
V
CC
supply current
V
CC
< 5.5 V 12 16
µA
V
CC
= 3.3 V 11 15
I2IN V2IN supply current V2IN = 3.3 V 3 5
I
LI
Input leakage current
(MR)
(2)
V
IN
= V
CC
or V
SS
-0.5 +0.5
I
LO
(3)
Open drain RST output
leakage current
V
CC
> VRST,
RST not asserted
-0.5 +0.5
V
OL
Output low voltage
(RST, open drain)
V
CC
≥ 0.8 V, I
SINK
= 1 µA 0.3
V
V
CC
≥ 1.0 V, I
SINK
= 50 µA 0.3
V
CC
≥ 1.2 V, I
SINK
= 100 µA 0.3
V
CC
≥ 2.7 V, I
SINK
= 1.2 mA 0.3
V
CC
≥ 4.5 V, I
SINK
= 3.2 mA 0.4
V
RST1
(4)
V
TH1
V
CC
reset threshold
T (falling)
25°C 3.047 3.078 3.109
-40 °C to 85 °C 3.023 3.133
S (falling)
25 °C 2.925 2.955 2.985
-40 °C to 85 °C 2.902 3.008
P (falling)
25 °C 2.837 2.866 2.895
-40 °C to 85 °C 2.814 2.918
V
RST2
(4)
V
TH2
V2IN reset threshold
Z (falling)
25 °C 2.310 2.333 2.356
-40 °C to 85 °C 2.291 2.375
Y (falling)
25 °C 2.166 2.188 2.210
-40 °C to 85 °C 2.149 2.227
W (falling)
25 °C 1.666 1.683 1.700
-40 °C to 85 °C 1.653 1.713
G (falling)
25 °C 1.099 1.110 1.121
-40 °C to 85 °C 1.090 1.130
F (falling)
25 °C 1.040 1.050 1.061
-40 °C to 85 °C 1.031 1.069