STA304A datasheet(4/30 Pages) STMICROELECTRONICS

部品番号	STA304A

部品情報	DIGITAL AUDIO PROCESSOR WITH MULTICHANNEL DDX?

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メーカー	STMICROELECTRONICS [STMicroelectronics]

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STA304A

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NAME

TYPE

DESCRIPTION

PAD TYPE

17

VCC

Analog Supply Voltage

18

RXP

I

S/PDIF receiver positive

Analog In

19

RXN

I

S/PDIF receiver negative

Analog In

20

VSS

Analog Ground

21

LFE_B

O

Pwm LFE (subwoofer) output channel (B)

CMOS Out 3mA

22

LFE_A

O

Pwm LFE (subwoofer) output channel (A)

CMOS Out 3mA

23

SRIGHT_B

O

Pwm Surround Right output channel (B)

CMOS Out 3mA

24

SRIGHT_A

O

Pwm Surround Right output channel (A)

CMOS Out 3mA

25

GND_3

Digital Ground

26

VDD_3

Digital Supply Voltage

27

RIGHT_B

O

Pwm Right output channel (B)

CMOS Out 3mA

28

RIGHT_A

O

Pwm Right output channel (A)

CMOS Out 3mA

29

LEFT_B

O

Pwm Left output channel (B)

CMOS Out 3mA

30

LEFT_A

O

Pwm Left output channel (A)

CMOS Out 3mA

31

GND_4

Digital Ground

32

VDD_4

Digital Supply Voltage

33

SLEFT_B

O

Pwm Surround Left output channel (B)

CMOS Out 3mA

34

SLEFT_A

O

Pwm Surround Left output channel (A)

CMOS Out 3mA

35

EAPD

O

External Amplifier Powerdown (Active Low)

CMOS Out 2mA

36

LRCKO

I/O

Output I2S Left/Right Clock

CMOS In / CMOS Out 2mA

37

SDO_1

O

Output I2S Serial Data 1

CMOS Out 2mA

38

SDO_2

O

Output I2S Serial Data 2

CMOS Out 2mA

39

SDO_3

O

Output I2S Serial Data 3

CMOS Out 2mA

40

SCKO

I/O

Output I2S Serial Clock

CMOS In / CMOS Out 4mA

41

GND_5

Digital Ground

42

VDD_5

Digital Supply Voltage

43

CKOUT

O

Clock Output (12 /24 MHz)

CMOS Out 8mA

44

PWDN

I

Device Powerdown (Active Low)

CMOS In Pull-Up

PIN FUNCTION (continued)

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