UPMU-M3L1X-B-EK Silicon Labs, UPMU-M3L1X-B-EK Datasheet - Page 89

• Manufacturer Part Number: UPMU-M3L1X-B-EK
• Description: Daughter Cards & OEM Boards UDP SiM3L1xx MCU Card (no LCD)
• Manufacturer: Silicon Labs

Specifications of UPMU-M3L1X-B-EK

• Product: MCU Cards
• Core: ARM Cortex M3
• Data Bus Width: 32 bit
• Description/function: MCU Card (No LCD) to use with UDP Motherboard
• Interface Type: I2C, SPI, UART
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Tool Is For Evaluation Of: SiM3L1xx
• For Use With: SiM3L1xx

6.8. QFN-40 Package Specifications
Notes:
1. All dimensions shown are in millimeters (mm) unless otherwise noted.
2. Dimensioning and Tolerancing per ANSI Y14.5M-1994.
3. This package outline conforms to JEDEC MO-220.
4. Recommended card reflow profile is per the JEDEC/IPC J-STD-020
Dimension
specification for Small Body Components.
aaa
bbb
ddd
eee
ccc
D2
A1
E2
A
D
E
b
e
L
Table 6.12. QFN-40 Package Dimensions
Figure 6.14. QFN-40 Package Drawing
0.80
0.00
0.18
4.35
4.35
0.30
Min
Rev 0.5
6.00 BSC
0.50 BSC
6.00 BSC
Nominal
0.85
0.02
0.25
4.50
0.40
0.10
0.10
0.08
0.10
0.05
4.5
Max
0.90
0.05
0.30
4.65
4.65
0.50
SiM3L1xx
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