STM32F215RE STMicroelectronics, STM32F215RE Datasheet - Page 156

• Manufacturer Part Number: STM32F215RE
• Description: High-performance ARM Cortex-M3 MCU with 512 Kbytes Flash, 120 MHz CPU, ART Accelerator, HW crypto
• Manufacturer: STMicroelectronics

Specifications of STM32F215RE

• 10/100 Ethernet Mac With Dedicated Dma: supports IEEE 1588v2 hardware, MII/RMII

Application block diagrams
Figure 89. Audio player solution using PLL, PLLI2S, USB and 1 crystal
Figure 90. Audio PLL (PLLI2S) providing accurate I2S clock
156/168
CLKIN
M=1,2,3,..,64
/M
1 MHz
N=192,194,..,432
PhaseC
/N
VCO
PLLI2S
192 to 432 MHz
Doc ID 17050 Rev 6
R=2,3,4,5,6,7
/R
I2SCOM_CK
Phase lock detector
STM32F215xx, STM32F217xx
I2S_MCK = 256 × F
11.2896 MHz for 44.1 kHz
12.2880 MHz for 48.0 kHz
I2SD=2,3,4.. 129
I2S CTL
I2S_MCK
SAUDIO
ai16041b