AK4344_10 参数 Datasheet PDF下载

[AK4344]

FILTER CHARACTERISTICS

(Ta=25°C; VDD=2.7

∼

3.6V; fs=44.1kHz; DEM1 bit= “0”, DEM0 bit= “1”)

Parameter

Symbol

min

typ

max

Units

DAC Digital Filter:

Passband

8)

±0.05dB

PB

0

20.0

kHz

−6.0dB

-

22.05

-

kHz

Stopband

8)

SB

24.1

kHz

Passband Ripple

PR

±0.01

dB

Stopband Attenuation

SA

54

dB

Group Delay

9)

GD

-

24.0

-

1/fs

Digital Filter + SCF + CTF:

FR

-

±0.1

-

dB

Frequency Response 0

∼

20kHz

-

±0.2

-

dB

∼

40kHz (Note

Note 8. The passband and stopband frequencies scale with fs (system sampling rate).

Note 9. The calculating delay time which occurred by digital filtering. This time is from setting the 16/24bit data

of both channels to input register to the output of analog signal.

Note 10. At fs=96kHz.

DC CHARACTERISTICS

(Ta=25°C; VDD=2.7

∼

3.6V)

Parameter

High-Level Input Voltage

Low-Level Input Voltage

High-Level Output Voltage (Iout=-80µA)

Low-Level Output Voltage (Iout=80µA)

Input Leakage Current

Symbol

VIH

VIL

VOH

VOL

Iin

min

70%VDD

-

VDD-0.4

-

-

typ

-

-

-

-

max

-

30%VDD

-

0.4

±

10

Units

V

V

V

V

µA

MS0641-E-01

-7-

2010/09