AK4636 datasheet(9/105 Pages) AKM

Part #	AK4636

Description	16-Bit Mono CODEC with ALC & MIC/SPK/Video-AMP

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Manufacturer	AKM [Asahi Kasei Microsystems]

Direct Link	http://www.akm.com

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9 / 105 page

[AK4636]

MS1012-E-01

2010/08

- 9 -

ANALOG CHRACTERISTICS

(Ta=25

°C; AVDD=DVDD=SVDD = 3.3V, VVDD = 3.3V, VSS1=VSS2=VSS3 = 0V; fs = 8kHz; LP bit = “1”

BICK = 64fs; Signal Frequency = 1kHz; 16bit Data; Measurement frequency = 20Hz

∼ 3.4kHz; EXT Slave Mode; unless

otherwise specified)

Parameter

min

typ

max

Units

MIC Amplifier: MIC, LIN pins ; MDIF bit = “0”; (Single-ended input)

Input Resistance

20

30

40

k

Ω

Gain

(MGAIN3-0 bits = “0000”)

-

0

-

dB

(MGAIN3-0 bits = “0001”)

19

20

21

dB

(MGAIN3-0 bits = “0010”)

25

26

27

dB

(MGAIN3-0 bits = “0011”)

31

32

33

dB

(MGAIN3-0 bits = “0100”)

9

10

11

dB

(MGAIN3-0 bits = “0101”)

16

17

18

dB

(MGAIN3-0 bits = “0110”)

22

23

24

dB

(MGAIN3-0 bits = “0111”)

28

29

30

dB

(MGAIN3-0 bits = “1000”)

2

3

4

dB

(MGAIN3-0 bits = “1001”)

5

6

7

dB

MIC Amplifier: MICP, MICN pins ; MDIF bit = “1”; (Full-differential input)

Input Voltage

(MGAIN3-0 bits = “0001”)

0.128

0.150

0.173

Vpp

(Note 7)

(MGAIN3-0 bits = “0010”)

0.064

0.075

0.086

Vpp

(MGAIN3-0 bits = “0011”)

0.032

0.038

0.044

Vpp

(MGAIN3-0 bits = “0100”)

0.403

0.474

0.545

Vpp

(MGAIN3-0 bits = “0101”)

0.180

0.212

0.244

Vpp

(MGAIN3-0 bits = “0110”)

0.090

0.106

0.122

Vpp

(MGAIN3-0 bits = “0111”)

0.045

0.053

0.061

Vpp

(MGAIN3-0 bits = “1001”)

0.639

0.752

0.864

Vpp

MIC Power Supply: MPI pin

Output Voltage

2.1

2.3

2.5

V

Load Resistance

2

-

k

Ω

Load Capacitance

-

30

pF

ADC Analog Input Characteristics: MIC/LIN

ADC, MIC Gain = +20dB, IVOL = 0dB, ALC1bit = “0”

Resolution

-

16

Bits

Input Voltage

(MIC Gain=20dB)

0.128

0.150

0.173

Vpp

S/(N+D)

(

−1dBFS) (Note 8)

73

83

-

dB

D-Range

(

−60dBFS)

74

85

-

dB

S/N

74

85

-

dB

ADC Analog Input Characteristics: MIC/LIN

ADC, MIC Gain = 0dB, IVOL = 0dB, ALC1bit = “0”

Resolution

-

16

Bits

Input Voltage

(MIC Gain=0dB)

1.28

1.50

1.73

Vpp

S/(N+D)

(

−1dBFS) (Note 8)

73

83

-

dB

D-Range

(

−60dBFS)

78

89

-

dB

S/N

78

89

-

dB

DAC Characteristics:

Resolution

16

Bits

Mono Line Output Characteristics: AOUT pin, DAC

→ AOUT, RL = 10kΩ, LOVL bit = “0”

Output Voltage

LOVL bit = “0”

1.28

1.50

1.73

Vpp

LOVL bit = “1”(Note 9)

-

2.12

-

Vpp

S/(N+D)

(0dBFS) (Note 8)

74

84

-

dB

D-Range

(

−60dBFS)

80

90

-

dB

S/N

80

90

-

dB

Load Resistance

10

-

k

Ω

Load Capacitance

-

30

pF

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