Si1000/1/2/3/4/5
4.2. MCU Electrical Characteristics
Table 4.2. Global Electrical Characteristics
–40 to +85 °C, 25 MHz system clock unless otherwise specified. See "AN358: Optimizing Low Power Operation of the
‘F9xx" for details on how to achieve the supply current specifications listed in this table.
Parameter
Conditions
Min
Typ
Max
Units
Battery Supply Voltage (VBAT) One-Cell Mode
Two-Cell Mode
0.9
1.8
1.2
2.4
1.8
3.6
V
Supply Voltage
(VDD_MCU/DC+)
One-Cell Mode
Two-Cell Mode
1.8
1.8
1.9
2.4
3.6
3.6
V
V
Minimum RAM Data
VDD (not in Sleep Mode)
VBAT (in Sleep Mode)
—
—
1.4
0.3
—
0.5
1
Retention Voltage
2
SYSCLK (System Clock)
0
—
—
—
—
25
—
MHz
ns
T
T
(SYSCLK High Time)
18
SYSH
SYSL
(SYSCLK Low Time)
18
—
ns
Specified Operating
–40
+85
°C
Temperature Range
Rev. 1.0
41