SIM3U146-B-GM Silicon Labs, SIM3U146-B-GM Datasheet - Page 60

• 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

SiM3U1xx
60
Pin Name
PB3.10
PB3.11
PB3.4
PB3.5
PB3.6
PB3.7
PB3.8
PB3.9
Table 6.1. Pin Definitions and Alternate Functions for SiM3U1x7 (Continued)
5 V Tolerant I/O
5 V Tolerant I/O
5 V Tolerant I/O
5 V Tolerant I/O
5 V Tolerant I/O
5 V Tolerant I/O
5 V Tolerant I/O
5 V Tolerant I/O
Type
16
15
14
13
12
11
10
9
A9 XBR1
B7 XBR1
A8 XBR1
B6 XBR1
A7 XBR1
B5 XBR1
B4 XBR1
B3 XBR1
Rev. 1.0








ALEm
CS0
BE1
CS1
BE0
OE
WAKE.10
WAKE.11
WAKE.12
WAKE.13
WAKE.14
WAKE.15
DAC0T2
DAC1T2
DAC0T3
DAC1T3
DAC0T4
DAC1T4
DAC0T5
DAC1T5
DAC0T6
DAC1T6
WAKE.8
WAKE.9
INT0.10
INT1.10
INT0.11
INT1.11
LPT0T1
INT0.12
INT1.12
LPT0T2
INT0.13
INT1.13
INT0.14
INT1.14
INT0.15
INT1.15
INT0.9
INT1.9
EXREGOUT
EXREGSP
EXREGSN
EXREGBD
CMP0N.4
CMP1N.4
CMP0N.5
CMP1N.5
CMP0N.6
CMP1N.6
CMP0N.7
CMP1N.7
CMP0P.4
CMP1P.4
CMP0P.5
CMP1P.5
CMP0P.6
CMP1P.6
CMP0P.7
CMP1P.7