SIM3U146-B-GQ Silicon Labs, SIM3U146-B-GQ Datasheet - Page 8

• Manufacturer Part Number: SIM3U146-B-GQ
• Description: ARM Microcontrollers - MCU ARM Cortex-M3 USB 64KB TQFP64
• Manufacturer: Silicon Labs

Specifications of SIM3U146-B-GQ

• 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: TQFP-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

Table 3.1. Recommended Operating Conditions
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.
Operating Supply Voltage on VDD
Operating Supply Voltage on VREGIN
Operating Supply Voltage on VIO
Operating Supply Voltage on VIOHD
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
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
8
Parameter
V
SS
.
Symbol
V
V
REGIN
f
f
V
V
V
V
V
IOHD
AHB
APB
T
T
DD
IO
IN
IN
IN
A
J
HV Mode (default)
EXTVREG0 Used
PB3.0–PB3.7 and
PB3.0–PB3.5 and
Rev. 1.0
EXTVREG0 Not
Test Condition
PB3.8–PB3.11
PB3.6–PB3.9
PB3.0–PB3.3
SiM3U1x7
SiM3U1x7
SiM3U1x6
SiM3U1x6
SiM3U1x4
SiM3U1x4
LV Mode
RESET
RESET
RESET
Used
V
V
V
V
V
V
V
V
Min
–40
–40
SSHD
1.8
3.0
1.8
2.7
1.8
4
0
0
SS
SS
SS
SS
SS
SS
SS
Typ
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
V
V
V
Lowest of
Lowest of
Lowest of
V
V
V
IO
IO
IO
V
V
V
V
IO
IO
IO
Max
V
REGIN
REGIN
REGIN
105
V
+2.0 or
+2.0 or
+2.0 or
3.6
5.5
3.6
6.0
3.6
IOHD
80
50
85
DD
+2.0
+2.0
+2.0
IO
MHz
MHz
Unit
°C
°C
V
V
V
V
V
V
V
V
V
V
V
V
V
V