SIM3U146-B-GM Silicon Labs, SIM3U146-B-GM Datasheet - Page 67

• 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

Pin Name
PB3.1
PB3.2
PB3.3
PB3.4
PB3.5
PB3.6
PB3.7
PB3.8
Table 6.2. Pin Definitions and Alternate Functions for SiM3U1x6 (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
15
14
13
12
11
10
9
8
XBR1
XBR1
XBR1
XBR1
XBR1
XBR1
XBR1
XBR1
Rev. 1.0








AD1m/
AD0m/
ALEm
CS0
BE1
CS1
WR
OE
D1
D0
WAKE.10
WAKE.11
WAKE.12
WAKE.13
WAKE.14
DAC0T0
DAC1T0
DAC0T1
DAC1T1
DAC0T2
DAC1T2
DAC0T3
DAC1T3
DAC0T4
DAC1T4
DAC0T5
DAC1T5
WAKE.8
WAKE.9
LPT0T0
LPT0T1
INT0.4
INT1.4
INT0.5
INT1.5
INT0.6
INT1.6
INT0.7
INT1.7
INT0.8
INT1.8
INT0.9
INT1.9
SiM3U1xx
EXREGOUT
EXREGSP
EXREGSN
CMP0N.1
CMP1N.1
CMP0N.2
CMP1N.2
CMP0N.3
CMP1N.3
CMP0N.4
CMP1N.4
CMP0P.2
CMP1P.2
CMP0P.3
CMP1P.3
CMP0P.4
CMP1P.4
CMP0P.5
CMP1P.5
67