STM32MP157D datasheet(193/259 Pages) STMICROELECTRONICS

tên linh kiện	STM32MP157D

Giải thích chi tiết về linh kiện	Arm® dual Cortex®-A7 800 MHz Cortex®-M4 MPU, 3D GPU, TFT/DSI, 37 comm. interfaces, 29 timers, adv. analog

PDF	259 Pages

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nhà sản xuất	STMICROELECTRONICS [STMicroelectronics]

Trang chủ	http://www.st.com

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193 / 259 page

DS12504 Rev 5

193/259

STM32MP157A/D

Electrical characteristics

237

Figure 37. QUADSPI timing diagram - SDR mode

Figure 38. QUADSPI timing diagram - DDR mode

Table 74. QUADSPI characteristics in DDR mode

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Fck1/t(CLK)

QUADSPI clock

frequency

2.7 V < VDD < 3.6 V

CL=20 pF

MHz

1.71 V < VDD < 3.6 V

CL=15 pF

tw(CLKH)

QUADSPI clock high and

low time

-t(CLK)/2 - 0.5

t(CLK)/2 + 0.5

tw(CLKL)

-t(CLK)/2 - 0.5

t(CLK)/2 + 0.5

tsr(IN), tsf(IN) Data input setup time

0.5

thr(IN), thf(IN) Data input hold time

2.75

tvr(OUT),

tvf(OUT)

Data output valid time

DHHC = 0

1.5

DHHC = 1

Pres = 1, 2...

-t(CLK)/4+1

t(CLK)/4+1.5

thr(OUT),

thf(OUT)

Data output hold time

DHHC = 0

DHHC = 1

Pres = 1, 2...

t(CLK)/4

MSv36878V2

Data output

IO0

IO1

IO2

Clock

Data input

IO0

IO1

IO2

t(CLK)

tw(CLKH)

tw(CLKL)

tr(CLK)

tf(CLK)

ts(IN)

th(IN)

tv(OUT)

th(OUT)

MSv36879V3

Data output

IO0

IO2

IO4

Clock

Data input

IO0

IO2

IO4

t(CLK)

tw(CLKH)

tw(CLKL)

tr(CLK)

tf(CLK)

tsf(IN) thf(IN)

tvf(OUT)

thr(OUT)

IO1

IO3

IO5

IO1

IO3

IO5

tvr(OUT)

thf(OUT)

tsr(IN) thr(IN)

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