AK4122A datasheet(4/54 Pages) AKM

Part #	AK4122A

Description	24-Bit 96kHz SRC with DIR

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Manufacturer	AKM [Asahi Kasei Microsystems]

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4 / 54 page

[AK4122A]

MS1076-E-01

2010/05

- 4 -

PIN/FUNCTION

No. Pin Name

I/O

Function

1

CDTI

I

Control Data Input Pin

2

CDTO

O

Control Data Output Pin

3

TST1

O

Test 1 Pin

4

INT2

O

Interrupt 2 Pin

5

TST2

O

Test 2 Pin

6

TST3

I

Test 3 Pin

This pin should be connected to DVSS.

7

M/S2

I

Master / Slave Mode Pin for PORT2

“H” : Master mode, “L” : Slave Mode

8

M/S3

I

Master / Slave Mode Pin for PORT3

“H” : Master mode, “L” : Slave Mode

9

SMUTE

I

Soft Mute Pin

“H” : Soft Mute, “L” : Normal Operation

10

TST4

I

Test 4 Pin

This pin should be connected to AVSS.

11

TST5

I

Test 5 Pin

This pin should be connected to AVSS.

12

FILT

O

PLL Loop Filter Pin

470

Ω±5% resistor and 2.2μF±50% ceramic capacitor in parallel with a

2.2nF

±50% ceramic capacitor should be connected to AVSS externally.

13

AVSS

-

Analog Ground Pin

14

AVDD

-

Analog Power Supply Pin, 3.0

∼ 3.6V

15

TST6

I

Test 6 Pin

This pin should be connected to AVSS.

16

RX1

I

Receiver Input 1 Pin with Amp for 0.2Vpp (Internal Biased Pin)

17

TST7

I

Test 7 Pin

This pin should be connected to AVSS.

18

RX2

I

Receiver Input 2 Pin with Amp for 0.2Vpp (Internal Biased Pin)

19

TST8

I

Test 8 Pin

This pin should be connected to AVSS.

20

RX3

I

Receiver Input 3 Pin with Amp for 0.2Vpp (Internal Biased Pin)

21

TST9

I

Test 9 Pin

This pin should be connected to AVSS.

22

RX4

I

Receiver Input 4 Pin with Amp for 0.2Vpp (Internal Biased Pin)

23

TST10

I

Test 10 Pin

This pin should be connected to AVSS.

24

TST11

O

Test 11 Pin

Note: All input pins except internal biased pins should not be left floating.

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AK4122A Datasheet(PDF) 4 Page - Asahi Kasei Microsystems

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