STM32H757AI datasheet(196/251 Pages) STMICROELECTRONICS

Teilenummer	STM32H757AI

Bauteilbeschribung	Dual 32-bit Arm® Cortex®-M7 up to 480MHz and -M4 MCUs, 2MB Flash, 1MB RAM, 46 com. and analog interfaces, SMPS, DSI, crypto

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Electrical characteristics

STM32H757xI

196/251

DS12931 Rev 1

tSAMP

Sampling time in Sample

and Hold mode

CL=100 nF

(code transition between

the lowest input code and

the highest input code

when DAC_OUT reaches

the ±1LSB final value)

MODE<2:0>_V12=100/101

(BUFFER ON)

-0.7

2.6

MODE<2:0>_V12=110

(BUFFER OFF)

-11.5

18.7

MODE<2:0>_V12=111

(INTERNAL BUFFER OFF)

-0.3

0.6

µs

CIint

Internal sample and hold

capacitor

-1.8

2.2

2.6

tTRIM

Middle code offset trim

time

Minimum time to verify the each

code

µs

Voffset

Middle code offset for 1

trim code step

VREF+ = 3.6 V

850

µV

VREF+ = 1.8 V

425

IDDA(DAC)

DAC quiescent

consumption from VDDA

DAC output buffer

No load,

middle

code

(0x800)

360

µA

No load,

worst code

(0xF1C)

490

DAC output buffer

OFF

No load,

middle/wor

st code

(0x800)

-20

Sample and Hold mode,

CSH=100 nF

360*TON/

(TON+TOFF)

(4)

IDDV(DAC)

DAC consumption from

VREF+

DAC output buffer

No load,

middle

code

(0x800)

170

No load,

worst code

(0xF1C)

170

DAC output buffer

OFF

No load,

middle/wor

st code

(0x800)

160

Sample and Hold mode, Buffer

ON, CSH=100 nF (worst code)

170*TON/

(TON+TOFF)

(4)

Sample and Hold mode, Buffer

OFF, CSH=100 nF (worst code)

160*TON/

(TON+TOFF)

(4)

1. Guaranteed by design unless otherwise specified.

Table 102. DAC characteristics(1)(2) (continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

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