STM32L151VD datasheet(109/140 Pages) STMICROELECTRONICS

Part #	STM32L151VD

Description	Ultra-low-power 32-bit MCU ARM-based Cortex-M3, 384KB Flash

PDF	140 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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109 / 140 page

STM32L151xD STM32L152xD

Electrical characteristics

Doc ID 022027 Rev 6

109/140

6.3.18

SDIO characteristics

Figure 33.

SDIO timings

Table 59. SDIO characteristics(1)

Based on characterization, not tested in production.

Symbol

Parameter

Conditions

Min

Max

Unit

fPP

Clock frequency in data transfer mode

≤ 30 pF

MHz

tW(CKL) Clock low time, fPP = 24 MHz

≤ 30 pF

20(2)

Values measured with a threshold level equal to VDD/2.

tW(CKH) Clock high time, fPP = 24 MHz

≤ 30 pF

18(2)

Clock rise time, fPP = 24 MHz

≤ 30 pF

Clock fall time, fPP = 24 MHz

≤ 30 pF

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

From 2.8

to 3.6 V

tISU

Input setup time, fPP = 24 MHz

≤ 30 pF

tIH

Input hold time, fPP = 24 MHz

≤ 30 pF

1.6

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

tOVD

Output valid default time, fPP = 24 MHz

≤ 30 pF

tOHD

Output hold default time, fPP = 24 MHz

≤ 30 pF

tW(CKH)

D, CMD(output)

D, CMD(input)

tW(CKL)

tOVD

tISU

tIH

tOHD

MS31068V1

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