STA321 datasheet(132/157 Pages) STMICROELECTRONICS

Il numero della parte	STA321

Spiegazioni elettronici	4-channel digital audio system with FFX??driver

PDF	157 Pages

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Produttore elettronici	STMICROELECTRONICS [STMicroelectronics]

Homepage	http://www.st.com

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132 / 157 page

STA321

132/157

Doc ID 15351 Rev 3

PLLPFE

Address:

0xC4

Type:

Reset:

0x80

Description:

PLLST

PLL status

Address:

0xC5

Type:

Reset:

0x00

Description:

PLL_BYP_UNL

BICLK2PLL

PLL_PWDN

PLL_NOPDDIV

Reserved

[7] PLL_BYP_UNL

0: PLL clock is not bypassed if it is unlock

1: PLL clock is bypassed if it is unlock, the external clock is used as system clock

[6] BICLK2PLL

PLL clock in selection

0: normal behaviour

1: BICLKI1 is used as PLL clock source

[5] PLL_PWDN

0: normal behaviour

1: PLL goes into power-down mode

[4] PLL_NOPDDIV

0: PLL goes to power-down when the divider settings are changed

1: PLL remains active when the divider settings are changed

[3:0] Reserved

PLL_UNLOCK

PLL_PWD_ST

PLL_BYP_ST

Reserved

[7] PLL_UNLOCK

0: normal behaviour

1: PLL is not locked

[6] PLL_PWD_ST

0: normal behaviour

1: PLL is in power-down mode

[5] PLL_BYP_ST

0: PLL is selected

1: PLL is bypassed

STA321 Scheda tecnica(PDF) 132 Page - STMicroelectronics

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