AK4640VG 参数 Datasheet PDF下载

ASAHI KASEI

[AK4640]

No.

J9

Pin Name

NC

I/O

-

Function

No Connect.

No internal bonding. This pin should be left floating.

J8 DVSS

-

Digital Ground Pin

G8 XTO

O

X’tal Output Pin

XTI

I

X’tal Input Pin

H9

MCKI

I

External Master Clock Input Pin

Master / Slave Mode Pin

G9 M/S

I

“H” : Master Mode, “L” : Slave Mode

F8 SPP

O

Speaker Amp Positive Output Pin

F9 SPP

O

Speaker Amp Positive Output Pin

E8 SPN

O

Speaker Amp Negative Output Pin

E9 SPN

O

Speaker Amp Negative Output Pin

D8 HVDD

-

Headphone/Speaker Amp Power Supply Pin

D9 HVDD

-

Headphone/Speaker Amp Power Supply Pin

C8 HVSS

-

Headphone/Speaker Amp Ground Pin

C9 HVSS

-

Headphone/Speaker Amp Ground Pin

B9 HPR

O

Rch Headphone Amp Output Pin

No Connect.

A9 NC

-

No internal bonding. This pin should be left floating.

A8 HPL

O

Lch Headphone Amp Output Pin

Mute Time Constant Control Pin

B8 MUTET

O

Connected to HVSS pin with a capacitor for mute time constant.

No Connect.

B7 NC

-

No internal bonding. This pin should be left floating.

A7 MIN

I

ALC2 Input Pin

A6 MOUT2

O

Analog Mixing Output Pin

B6 MOUT−

O

Mono Line Negative Output Pin

A5 MOUT+

O

Mono Line Positive Output Pin

B5 AUXIN−

I

Mono AUX Negative Input Pin

B4 AUXIN+

I

Mono AUX Positive Input Pin

A4 BEEPM

I

Mono Beep Signal Input Pin

B3 BEEPR

I

Rch Stereo Beep Signal Input Pin

A3 BEEPL

I

Lch Stereo Beep Signal Input Pin

B2 AIN

I

Analog Input Pin

A2 MICOUT

O

Microphone Analog Output Pin

No Connect.

C3 NC

-

No internal bonding. This pin should be left floating.

Note: All input pins except analog input pins (INT, EXT, AIN, MIN, AUXIN+, AUXIN−, BEEPM, BEEPL, and

BEEPR) should not be left floating.

Handling of Unused Pin

The unused I/O pins should be processed appropriately as below.

Classification

Pin Name

EXT, INT, MIN, AUXIN−, AUXIN+, BEEPM,

Analog Input

BEEPR, BEEPL, AIN

MICOUT, MPE, MPI, VCOC, SPP, SPN, HPR, HPL,

Analog Output

MUTET, MOUT2, MOUT−, MOUT+

CAD0, CSN, CCLK, CDTI, I2C, SDTI, LRCK

Digital Input

(when M/S pin = “L”), BICK (when M/S pin = “L”),

M/S

CDTO, SDTO, LRCK (when M/S pin = “H”), BICK

Digital Output

(when M/S pin = “H”), MCKO, XTO

Setting

These pins should be open and each path

should be switched off.

These pins should be open.

These pins should be connected to DVSS.

These pins should be open.

MS0273-E-02

-7-

2005/04