AKD4359A データシートの表示（PDF） - Asahi Kasei Microdevices

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AKD4359A

106dB 192kHz 24-Bit 8ch DAC

Asahi Kasei Microdevices 

[AK4359A]

PIN/FUNCTION

No. Pin Name

I/O Function

1 MCLK

I Master Clock Input

An external TTL clock should be input on this pin.

2 BICK

I Audio Serial Data Clock

3 SDTI1

I DAC1 Audio Serial Data Input

4 LRCK

I L/R Clock

5 RSTB

I Reset Mode

When at “L”, the AK4359A is in the reset mode.

The AK4359A must be reset once upon power-up.

6 SMUTE

I Soft Mute in parallel control mode

“H”: Enable, “L”: Disable

CSN

I Chip Select in serial 3-wire mode

CAD0

I Chip Address in serial I2C mode

7 ACKS

I Auto Setting Mode in parallel control mode

“L”: Manual Setting Mode, “H”: Auto Setting Mode

CCLK

I Control Data Clock in serial 3-wire mode

SCL

Control Data Clock in serial I2C mode

8 DIF0

I Audio Data Interface Format in parallel control mode

CDTI

I Control Data Input in serial 3-wire mode

SDA

I/O Control Data in serial I2C mode

9 SDTI2

I DAC2 Audio Serial Data Input

10 SDTI3

I DAC3 Audio Serial Data Input

11 SDTI4

I DAC4 Audio Serial Data Input

12 TDM0B

I TDM I/F Format Mode in parallel control mode

“L”: TDM256 mode, “H”: Normal mode

13 DEM0

I De-emphasis Filter Enable

14 DVDD

Digital Power Supply, +4.5∼+5.5V

15 VSS1

Ground

16 I2C

I Control Mode Select in serial control mode

“L”: 3-wire Serial, “H”: I2C Bus

DEM1

I De-emphasis Filter Enable in parallel control mode

17 ROUT4

O DAC4 Rch Analog Output

18 LOUT4

O DAC4 Rch Analog Output

19 ROUT3

O DAC3 Rch Analog Output

20 LOUT3

O DAC3 Rch Analog Output

21 ROUT2

O DAC2 Rch Analog Output

22 LOUT2

O DAC2 Rch Analog Output

23 P/S

I

Parallel/Serial Select

(Internal pull-up pin)

“L”: Serial control mode, “H”: Parallel control mode

24 ROUT1

O DAC1 Rch Analog Output

25 LOUT1

O DAC1 Lch Analog Output

26 VCOM

O Common Voltage, AVDD/2

Normally connected to AVSS with a 0.1μF ceramic capacitor in parallel with

a 10μF electrolytic cap.

27 VSS2

- Ground

28 AVDD

-

Analog Power Supply, +4.5∼+5.5V

29 DZF2

O Data Zero Input Detect

30 DZF1

O Data Zero Input Detect

Note: All input pins except pull-up pin should not be left floating.

MS1010-E-01

-4-

2008/10

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