ML7041 데이터 시트보기 (PDF) - Unspecified

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ML7041

Audio CODEC

Unspecified 

FEDL7041-05

ML7041

PIN DESCRIPTIONS

Pin

Symbol Type

Description

1

AG

— Analog ground (0 V)

2

EAR2O

O Receive side voice amplifier output 2

3

EAR1O

O Receive side voice amplifier output 1

4

VA1

— Analog power supply 1 (3.0 V)

5

EXTO

O Receive side voice amplifier output

6

EXTI

I Receive side voice amplifier input

7

VA2

— Analog power supply 2 (3.0 V)

8

SPO–

O Receive side voice amplifier output–

9

AG2

— Analog ground 2 (0 V)

10

AG3

— Analog ground 3 (0 V)

11

SPO+

O Receive side voice amplifier output+

12

VA3

— Analog power supply 3 (3.0 V)

13

AGGP1

— General purpose port ground 1 (0 V)

14

GP1

O General purpose port 1 output (Open drain)

15

GP2

O General purpose port 2 output (Open drain)

16

GP3

O General purpose port 3 output (Open drain)

17

GP4

O General purpose port 4 output (Open drain)

18

AGGP2

— General purpose port ground 2 (0 V)

19

VDD

— Digital power supply (3.0 V)

20

MCK

I Master clock input (2.048 MHz)

21

SDA

I/O I2C data input/output (Pull-up resister required)

22

SCL

I I2C shift clock input

23

PCMIN

I PCM receive signal input

24 PCMOUT O PCM transmit signal output

25

DG

— Digital ground (0 V)

26

BCLK

I PCM data shift clock input

27

SYNC

I PCM data shift sync signal input

28

PDN

I Power down control input

29 RG1PDN

I Power down input for regulator 1 (3.0 V/0 V)

30 RG2PDN

I Power down input for regulator 2 (3.0 V/0 V)

31

AGR1

— Ground for regulator 1 (0 V)

32

RG1O

O Regulator 1 output (3.0 V)

33

RG1IN

I Regulator 1 power input (3.6 V)

34

AGR2

— Ground for regulator 2 (0 V)

35

RG2O

O Regulator 2 power output (3.0 V)

36

RG2IN

I Regulator 2 input (3.6 V)

37

VA

— Analog power supply (3.0 V)

38

SWA

I/O Analog switch A

39

SWB

I/O Analog switch B

40

SWC

I/O Analog switch C

41

MIC1I

I Transmit side amplifier 1 inverting input

42

MIC1O

O Transmit side amplifier 1 output

43

MIC2I

I Transmit side amplifier 2 inverting input

44

MIC2O

O Transmit side amplifier 2 output

45

MIC3+

I Transmit side amplifier 3 non-inverting input

46

MIC3–

I Transmit side amplifier 3 inverting input

47

MIC3O

O Transmit side amplifier 3 output

48

SG

O Analog signal ground (1.4 V)

State in power-down mode

—

High impedance

High impedance

—

High impedance

—

—

High impedance

—

—

High impedance

—

—

High impedance

High impedance

High impedance

High impedance

—

—

—

High impedance

—

—

“H”

—

—

—

“L”

“L”

“L”

—

“L” (RG1PDN = “L”)

—

—

“L” (RG2PDN = “L”)

—

—

—

—

—

—

High impedance

—

High impedance

—

—

High impedance

“L”

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