STM32L475VC datasheet(170/193 Pages) STMICROELECTRONICS

Part #	STM32L475VC

Description	Ultra-low-power ARM Cortex-M4 32-bit MCUFPU, 100DMIPS, up to 1MB Flash, 128 KB SRAM, USB OTG FS, analog, audio

PDF	193 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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170 / 193 page

Electrical characteristics

STM32L475xx

170/193

DocID027692 Rev 2

Figure 32. SDIO high-speed mode

CMD, D outputs (referenced to CK) in SD default mode

tOVD

Output valid default time SD

fPP = 50 MHz

4.5

tOHD

Output hold default time SD

fPP = 50 MHz

1. Guaranteed by characterization results.

Table 88. eMMC dynamic characteristics, VDD = 1.71 V to 1.9 V(1)(2)

1. Guaranteed by characterization results.

2. CLOAD = 20pF.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

fPP

Clock frequency in data transfer mode

MHz

SDIO_CK/fPCLK2 frequency ratio

4/3

tW(CKL)

Clock low time

fPP = 50 MHz

tW(CKH)

Clock high time

fPP = 50 MHz

CMD, D inputs (referenced to CK) in eMMC mode

tISU

Input setup time HS

fPP = 50 MHz

tIH

Input hold time HS

fPP = 50 MHz

CMD, D outputs (referenced to CK) in eMMC mode

tOV

Output valid time HS

fPP = 50 MHz

13.5

15.5

tOH

Output hold time HS

fPP = 50 MHz

Table 87. SD / MMC dynamic characteristics, VDD=2.7 V to 3.6 V(1) (continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

STM32L475VC Datasheet(PDF) 170 Page - STMicroelectronics

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