STM32L152RCY7TR View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM32L152RCY7TR

Ultra-low-power 32-bit MCU ARM®-based Cortex®-M3, 256KB Flash, 32KB SRAM, 8KB EEPROM, LCD, USB, ADC, DAC

STMicroelectronics 

STM32L151xC STM32L152xC

Electrical characteristics

Figure 28. ADC accuracy characteristics





















95()

>/6%,'($/  

RU9''$GHSHQGLQJRQSDFNDJH



(*



(7





(2

(/

('

/6%,'($/

([DPSOHRIDQDFWX DOWUDQVIH UFXUYH

7KHLGHDOWUDQVIHUFX UYH

(QGSRLQWFRUUHODWLRQOLQH

(7 7RWDOXQDGMXVWHG(UURUPD[LPXPGHYLDWLRQ

EHWZHHQWKHDFWXDODQGWKHLGHDOWUDQVIHUFXUYHV

(2 2IIVHW(UURUGHYLDWLRQEHWZHHQWKHILUVWDFWXDO

WUDQVLWLRQDQGWKHODVWDFWXDORQH

(* *DLQ(UURUGHYLDWLRQEHWZHHQWKHODVWLGHDO

WUDQVLWLRQDQGWKHODVWDFWXDORQH

(' 'LIIHUHQWLDO/LQHDULW\(UURUPD[LPXPGHYLDWLRQ

EHWZHHQDFWXDOVWHSVDQGWKHLGHDORQH

(/ ,QWHJUDO/LQHDULW\(UURUPD[LPXPGHYLDWLRQ

EHWZHHQDQ\DFWXDOWUDQVLWLRQDQGWKHHQGSRLQW

FRUUHODWLRQOLQH



  



966$

   

9''$

DLH

Figure 29. Typical connection diagram using the ADC

9''$

5$,1

$,1[

&SDUDVLWLF

9$,1

670/[[

6DPSOHDQGKROG

$'&FRQYHUWHU

,/“Q$

ELW

FRQYHUWHU

&$'&

DLH

1.

Refer to Table

characteristics

58: Maximum source impedance

for the value of CADC.

RAIN

max

for

the

value

of

RAIN

and

Table

56:

ADC

2.

Cpapdaracsaitpicarceitparnecseen(rtsouthgehlcya7papcFi)ta. nAcheigohf

this, fADC should be reduced.

the PCB

Cparasitic

(dependent on soldering and PCB layout quality) plus the

value will downgrade conversion accuracy. To remedy

DocID022799 Rev 13

101/136

109

Share Link: