STM32F103R4 STMicroelectronics, STM32F103R4 Datasheet - Page 79

• Manufacturer Part Number: STM32F103R4
• Description: Mainstream Performance line, ARM Cortex-M3 MCU with 16 Kbytes Flash, 72 MHz CPU, motor control, USB and CAN
• Manufacturer: STMicroelectronics

Specifications of STM32F103R4

• Conversion Range: 0 to 3.6 V
• Peripherals Supported: timers, ADC, SPIs, I2Cs and USARTs

STM32F103x4, STM32F103x6
Figure 45. Recommended PCB design rules for pads (0.5 mm pitch BGA)
1. Non solder mask defined (NSMD) pads are recommended
2. 4 to 6 mils solder paste screen printing process
Dpad
Dsm
Doc ID 15060 Rev 5
Pitch
D pad
Dsm
Solder paste
0.5 mm
0.27 mm
0.35 mm typ (depends on
the soldermask registration
tolerance)
0.27 mm aperture diameter
Package characteristics
ai15495
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