SiM3U157-B-GQ Silicon Labs, SiM3U157-B-GQ Datasheet - Page 63

• Manufacturer Part Number: SiM3U157-B-GQ
• Description: ARM Microcontrollers - MCU ARM Cortex-M3 USB 128KB TQFP80
• Manufacturer: Silicon Labs

Specifications of SiM3U157-B-GQ

• Rohs: yes
• Core: ARM Cortex M3
• Processor Series: SIM3U1xx
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 80 MHz
• Program Memory Size: 128 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-80
• Mounting Style: SMD/SMT
• Interface Type: 2 x I2C, I2S, 3 x SPI, 2 x USART, 2 x UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 65
• Number Of Timers: 2 x 32 bit
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 1.8 V

VSSHD
VIOHD
PB4.3
PB4.2
PB4.1
PB4.0
PB3.9
PB3.8
PB3.7
PB3.6
PB3.5
PB3.4
PB3.3
PB3.2
PB3.1
PB3.0
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
Figure 6.4. SiM3U1x6-GM Pinout
64 pin QFN
(TopView)
VSS
Rev. 1.0
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
SiM3U1xx
PB0.9
PB0.10
PB0.11
PB0.12
PB0.13
PB0.14/TDO/SWV
PB0.15/TDI
PB1.0
PB1.1
VIO
PB1.2
PB1.3
SWCLK/TCK
SWDIO/TMS
PB1.4
PB1.5
63