SIM3U146-B-GM Silicon Labs, SIM3U146-B-GM Datasheet - Page 14
SIM3U146-B-GM
Manufacturer Part Number
SIM3U146-B-GM
Description
ARM Microcontrollers - MCU ARM Cortex-M3 USB 64KB QFN64
Manufacturer
Silicon Labs
Datasheet
1.SIM3U146-B-GM.pdf
(94 pages)
Specifications of SIM3U146-B-GM
Rohs
yes
Core
ARM Cortex M3
Processor Series
SIM3U1xx
Data Bus Width
32 bit
Maximum Clock Frequency
80 MHz
Program Memory Size
64 KB
Data Ram Size
32 KB
On-chip Adc
Yes
Operating Supply Voltage
1.8 V to 3.6 V
Operating Temperature Range
- 40 C to + 85 C
Package / Case
QFN-64
Mounting Style
SMD/SMT
Interface Type
2 x I2C, I2S, 3 x SPI, 2 x USART, 2 x UART
Number Of Programmable I/os
65
Number Of Timers
2 x 32 bit
Supply Voltage - Max
3.6 V
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Table 3.4. Reset and Supply Monitor
SiM3U1xx
14
V
(VDDHITHEN = 1)
V
(VDDHITHEN = 0)
V
Power-On Reset (POR) Threshold
V
Reset Delay from POR
Reset Delay from non-POR source
RESET Low Time to Generate Reset
Missing Clock Detector Response
Time (final rising edge to reset)
Missing Clock Detector Trigger
Frequency
V
DD
DD
REGIN
DD
DD
High Supply Monitor Threshold
Low Supply Monitor Threshold
Ramp Time
Supply Monitor Turn-On Time
Supply Monitor Threshold
Parameter
Symbol
V
V
V
V
F
VDDMH
VREGM
t
VDDML
t
t
t
t
t
RSTL
RMP
MCD
MON
POR
RST
MCD
POR
Falling Voltage on V
Rising Voltage on V
Time between release
Time to V
Rev. 1.0
of reset source and
Relative to V
Test Condition
code execution
Early Warning
Early Warning
Early Warning
F
AHB
Reset
Reset
V
> 1 MHz
POR
DD
> 1.8 V
DD
>
DD
DD
2.10
1.95
1.81
1.70
Min
4.2
0.8
10
50
—
—
—
—
—
3
2.20
2.05
1.85
1.74
Typ
4.4
1.4
0.4
7.5
10
—
—
—
1
2
3000
Max
2.30
1.88
1.77
100
2.1
4.6
1.3
—
—
—
13
—
1
Unit
kHz
ms
ms
µs
µs
ns
µs
V
V
V
V
V
V
V
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