SiM3U1xx
3. Electrical Specifications
3.1. Electrical Characteristics
All electrical parameters in all tables are specified under the conditions listed in Table 3.1, unless stated otherwise.
Table 3.1. Recommended Operating Conditions
Parameter
Operating Supply Voltage on VDD
Operating Supply Voltage on VREGIN
Symbol
V
DD
V
REGIN
EXTVREG0 Not
Used
EXTVREG0 Used
Operating Supply Voltage on VIO
Operating Supply Voltage on VIOHD
V
IO
V
IOHD
V
IN
V
IN
SiM3U1x7
PB3.0–PB3.7 and
RESET
SiM3U1x7
PB3.8 - PB3.11
SiM3U1x6
PB3.0–PB3.5 and
RESET
SiM3U1x6
PB3.6–PB3.9
SiM3U1x4
RESET
SiM3U1x4
PB3.0–PB3.3
Voltage on I/O pins, Port Bank 4 I/O
System Clock Frequency (AHB)
Peripheral Clock Frequency (APB)
Operating Ambient Temperature
Operating Junction Temperature
Note:
All voltages with respect to
V
SS
.
Conditions
Min
1.8
4
3.0
1.8
Typ
—
—
—
—
—
—
—
—
Max
3.6
5.5
3.6
V
DD
6.0
3.6
V
IO
V
IO
+2.0
Units
V
V
V
V
V
V
V
V
HV Mode (default)
LV Mode
2.7
1.8
V
SS
V
SS
Voltage on I/O pins, Port Bank 0, 1
and 2 I/O
Voltage on I/O pins, Port Bank 3 I/O
and RESET
V
SS
—
Lowest of
V
IO
+2.0 or
V
REGIN
V
IO
+2.0
V
V
SS
—
V
V
SS
—
Lowest of
V
IO
+2.0 or
V
REGIN
V
IO
+2.0
Lowest of
V
IO
+2.0 or
V
REGIN
V
IOHD
80
50
85
105
V
V
SS
V
SS
—
—
V
V
V
IN
f
AHB
f
APB
T
A
T
J
V
SSHD
0
0
–40
–40
—
—
—
—
—
V
MHz
MHz
°C
°C
Preliminary Rev. 0.8
9
SILABS [ SILICON LABORATORIES ]
