STM32F756VG datasheet(196/228 Pages) STMICROELECTRONICS

196 / 228 page

Electrical characteristics

STM32F756xx

196/228

DocID027589 Rev 4

Table 110. Dynamic characteristics: SD / MMC characteristics, VDD=2.7V to 3.6V(1)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

fPP

Clock frequency in data transfer mode

MHz

SDMMC_CK/fPCLK2 frequency ratio

8/3

tW(CKL)

Clock low time

fpp =50 MHz

9.5

10.5

tW(CKH)

Clock high time

fpp =50 MHz

8.5

9.5

CMD, D inputs (referenced to CK) in MMC and SD HS mode

tISU

Input setup time HS

fpp =50 MHz

2.5

tIH

Input hold time HS

fpp =50 MHz

CMD, D outputs (referenced to CK) in MMC and SD HS mode

tOV

Output valid time HS

fpp =50 MHz

11.5

tOH

Output hold time HS

fpp =50 MHz

10.5

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

tISUD

Input setup time SD

fpp =25 MHz

tIHD

Input hold time SD

fpp =25 MHz

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

tOVD

Output valid default time SD

fpp =25 MHz

-1.5

tOHD

Output hold default time SD

fpp =25 MHz

0.5

1. Guaranteed by characterization results,.

Table 111. Dynamic characteristics: eMMC characteristics, VDD=1.71V to 1.9V(1)(2)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

fPP

Clock frequency in data transfer mode

MHz

SDMMC_CK/fPCLK2 frequency ratio

8/3

tW(CKL)

Clock low time

fpp =50 MHz

9.5

10.5

tW(CKH)

Clock high time

fpp =50 MHz

8.5

9.5

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

tISU

Input setup time HS

fpp =50 MHz

0.5

tIH

Input hold time HS

fpp =50 MHz

3.5

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

tOV

Output valid time HS

fpp =50 MHz

12.5

tOH

Output hold time HS

fpp =50 MHz

1. Guaranteed by characterization results.

2. Cload = 20 pF.

STM32F756VG датащи(PDF) 196 Page - STMicroelectronics

STM32F756VG датащи(HTML) 196 Page - STMicroelectronics

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

датащи скачать

ссылки URL