SIM3U146-B-GM Silicon Labs, SIM3U146-B-GM Datasheet - Page 65

• Manufacturer Part Number: SIM3U146-B-GM
• Description: ARM Microcontrollers - MCU ARM Cortex-M3 USB 64KB QFN64
• Manufacturer: Silicon Labs

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

PB0.14/TDO/
PB0.15/TDI
Pin Name
PB0.10
PB0.12
PB0.13
PB0.11
PB0.6
PB0.7
PB0.8
PB0.9
PB1.0
PB1.1
PB1.2
PB1.3
PB1.4
PB1.5
PB1.6
SWV
Table 6.2. Pin Definitions and Alternate Functions for SiM3U1x6 (Continued)
Standard I/O / JTAG
Standard I/O / JTAG
/ Serial Wire Viewer
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Standard I/O
Type
51
50
49
48
47
46
45
44
43
42
41
40
38
37
34
33
32
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
XBR0
Rev. 1.0

















ADC0T15
WAKE.0
SiM3U1xx
VREFGND
ADC0.10
ADC0.12
ADC1.12
ADC0.13
ADC1.13
ADC0.14
ADC1.14
ADC0.15
ADC1.15
ADC1.10
ADC1.11
ADC0.8
ADC0.9
ADC1.6
ADC1.8
ADC1.7
ADC1.5
CS0.10
IDAC0
IDAC1
XTAL1
XTAL2
CS0.7
CS0.8
CS0.9
VREF
RTC1
RTC2
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