STM32F769AI datasheet(216/255 Pages) STMICROELECTRONICS

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Electrical characteristics

STM32F765xx STM32F767xx STM32F768Ax STM32F769xx

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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

0.5

th(IN)

Data input hold time

tv(OUT)

Data output valid time

2.7 V<VDD<3.6 V

1.5

3.5

1.71 V<VDD<3.6 V

1.5

th(OUT)

Data output hold time

0.5

1. Guaranteed by characterization results.

Table 119. 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

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

+ 1

ts(IN),

tsf(IN)

Data input setup time

2.7 V<VDD<3.6 V

0.75

1.71 V<VDD<2 V

0.5

thr(IN),

thf(IN)

Data input hold time

2.7 V<VDD<3.6 V

1.71 V<VDD<2 V3

tvr(OUT),

tvf(OUT)

Data output valid time

2.7 V<VDD<3.6 V

8.5

1.71 V<VDD<3.6 V

DHHC=0

-8

DHHC=1

Pres=1, 2...

THCLK/2 +

1.5

THCLK/2

+ 2.5

thr(OUT),

thf(OUT)

Data output hold time

DHHC=0

7.5

DHHC=1

Pres=1, 2...

THCLK/2

+ 0.5

Table 118. Quad-SPI characteristics (continued)in SDR mode(1) (continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

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