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STM32L021D4 Datasheet(PDF) 103 Page - STMicroelectronics

Part # STM32L021D4
Description  Access line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0, 16KB Flash, 2KB SRAM, 512B EEPROM, ADC, AES
PDF  114 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32L021D4 Datasheet(HTML) 103 Page - STMicroelectronics

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STM32L021x4
Package information
110
Figure 40. UFQFPN20 - 20-lead, 3x3 mm, 0.5 mm pitch, ultra thin fine pitch quad flat
package recommended footprint
1. Dimensions are expressed in millimeters.
b
0.180
0.250
0.300
0.0071
0.0098
0.0118
e
-
0.500
-
-
0.0197
-
ddd
-
-
0.050
-
-
0.0020
1. Values in inches are converted from mm and rounded to 4 decimal digits.
Table 69. UFQFPN20 - 20-lead, 3x3 mm, 0.5 mm pitch, ultra thin fine pitch quad flat
package mechanical data (continued)
Symbol
millimeters
inches(1)
Min
Typ
Max
Min
Typ
Max



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