STM32L-DISCOVERY STMicroelectronics, STM32L-DISCOVERY Datasheet - Page 154

• Manufacturer Part Number: STM32L-DISCOVERY
• Description: BOARD, EVAL, STM32L-DISCOVERY
• Manufacturer: STMicroelectronics
• Series: STM32r
• Type: MCUr

Specifications of STM32L-DISCOVERY

• Kit Contents: Board, Debugger, Programmer And Compiler
• Features: 128KB Flash Plus Multiple Timers, Analogue Peripherals
• Silicon Manufacturer: ST Micro
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M3
• Silicon Core Number: STM32
• Silicon Family Name: STM32F1xx
• Rohs Compliant: Yes
• Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: STM32L
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Application block diagrams
Figure 93. Audio player solution using PLL, PLLI2S, USB and 1 crystal
Figure 94. Audio PLL (PLLI2S) providing accurate I2S clock
154/163
CLKIN
M=1,2,3,..,64
/M
1 MHz
N=192,194,..,432
PhaseC
/N
VCO
PLLI2S
192 to 432 MHz
Doc ID 15818 Rev 6
R=2,3,4,5,6,7
/R
I2SCOM_CK
Phase lock detector
STM32F205xx, STM32F207xx
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