STM32F756VG datasheet(191/228 Pages) STMICROELECTRONICS

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STM32F756xx

Electrical characteristics

196

tw(CKH)

Quad-SPI clock high and

low time

t(CK)/2 -1

t(CK)/2

tw(CKL)

t(CK)/2

t(CK)/2+1

ts(IN)

Data input setup time

th(IN)

Data input hold time

tv(OUT)

Data output valid time

2.7 V<VDD<3.6 V

1.5

1.71 V<VDD<3.6 V

1.5

th(OUT)

Data output hold time

1. Guaranteed by characterization results.

Table 107. Quad-SPI characteristics in DDR mode(1)

1. Guaranteed by characterization results.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Fck1/t(CK) Quad-SPI clock frequency

2.7 V<VDD<3.6 V

CL=20 pF

MHz

1.8 V<VDD<3.6 V

CL=15 pF

1.71 V<VDD<3.6 V

CL=10 pF

tw(CKH)

Quad-SPI clock high and

low time

t(CK)/2

-1

-t(CK)/2

tw(CKL)

t(CK)/2

t(CK)/2+

ts(IN),

tsf(IN)

Data input setup time

2.7 V<VDD<3.6 V

1.5

1.71 V<VDD<2 V

0.75

thr(IN),

thf(IN)

Data input hold time

2.7 V<VDD<3.6 V

3.5

1.71 V<VDD<2 V

4.5

tvr(OUT),

tvf(OUT)

Data output valid time

2.7 V<VDD<3.6 V

10.5

1.71 V<VDD<3.6 V

DHHC=0

14.5

DHHC=1

Pres=1, 2...

Thclk/2

+1.75

Thclk/2

+2.25

thr(OUT),

thf(OUT)

Data output hold time

DHHC=0

7.5

DHHC=1

Pres=1, 2...

Thclk/2

+1.5

Table 106. Quad-SPI characteristics (continued)in SDR mode(1) (continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

STM32F756VG Datasheet(PDF) 191 Page - STMicroelectronics

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