SiM3U157-B-GM Silicon Labs, SiM3U157-B-GM Datasheet - Page 78

• Manufacturer Part Number: SiM3U157-B-GM
• Description: ARM Microcontrollers - MCU ARM Cortex-M3 USB 128KB LGA92
• Manufacturer: Silicon Labs

Specifications of SiM3U157-B-GM

• 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: LGA-92
• Mounting Style: SMD/SMT
• Length: 7 mm
• 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

SiM3U1xx
78
Notes:
1. All dimensions shown are in millimeters (mm) unless otherwise
2. This land pattern design is based on the IPC-7351 guidelines.
Table 6.7. TQFP-80 Landing Diagram Dimensions
Dimension
noted.
C1
C2
E
X
Y
Figure 6.9. TQFP-80 Landing Diagram
Rev. 1.0
13.30
13.30
0.20
1.40
Min
0.50 BSC
13.40
13.40
Max
0.30
1.50