BU7858KN-E2 datasheet(3/25 Pages) ROHM

No de pièce	BU7858KN-E2

Description	Mixer & Selector ICs with 16bit D/A Converter

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Fabricant	ROHM [Rohm]

Site Internet	http://www.rohm.com

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Technical Note

3/24

www.rohm.com

2010.09 - Rev.A

BU7858KN,BU7893GU

●

Electrical characteristics

【

BU7858KN】

Unless otherwise specified, Ta=25℃, AVDD=DVDD=3.0V

・

Analog

Parameter

Symbol

Limits

Unit

Conditions

Min.

Typ.

Max.

Current Consumption

Idd3

-

2.3

3.7

mA

16Ω driver part and no signal

DAC S/(N+D)

SN+D

-

85

-

dB

fs=44.1kHz, fin=1kHz, 20kHz

LPF, Vin=-0.5dBFS

DAC S/N

SNR

-

92

-

dB

fs=44.1kHz, fin=1kHz

, A-weighted, Vin=0dBFS

Headphone Amplifier

Total Harmonic Distortion

THDhp

-

0.05

0.5

%

fin=1kHz, 20kHz LPF,

Vin=-10dBV

Headphone Amplifier

Maximum Output

PO

-

10

-

mW

fin=1kHz, THD=10%, RL=16Ω

Headphone Amplifier

Output Noise Voltage

VNO

-

-94

-80

dBV

A-weighted

SPO Maximum Output Level

VOMAX1

2.0

-

VP-P

fin=1kHz, THD≦1%, 10kΩLoad

EXTO Maximum Output Level

VOMAX2

2.0

-

VP-P

fin=1kHz, THD≦1%, 600ΩLoad

・

Digital (DC)

Parameter

Symbol

Limits

Unit

Conditions

Min.

Typ.

Max.

Digital Input Voltage “L”

VIL

-

0.2 x

DVDD

V

Digital Input Voltage “H”

VIH

0.8 x

DVDD

-

V

Digital Output Voltage “L”

VOL

-

0.5

V

Iol=-500µA

Digital Output Voltage “H”

VOH

DVDD

-0.5

-

V

Ioh=500µA

Input Leakage Current 1

IIN1

-

±

2

µA

at 0V, 3V

・

Audio Interface

Parameter

Symbol

Limits

Unit

Conditions

Min.

Typ.

Max.

MCLKI Frequency

fMCLK

4.096

-

18.432

MHz

MCLKI Duty Ratio

dMCLK

45

-

55

%

LRCLK Frequency

fs

16

-

48

kHz

LRCLK Duty Ratio

dLR

45

-

55

%

BCLK Frequency

fBCK

0.512

-

3.072

MHz

BCLK Duty Ratio

dBCK

45

-

55

%

LRCLK edge to BCLK↑ Time

tLRS

50

-

ns

BCLK↑ to LRCLK Edge Time

tSLR

50

-

ns

Data Hold Time

tSDH

50

-

ns

Data Set-up Time

tSDS

50

-

ns

Numéro de pièce similaire - BU7858KN-E2

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Rohm	BU7858KN-E2	1Mb / 25P	Mixer & Selector With 16bit D/A Converters

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Description similaire - BU7858KN-E2

Fabricant	No de pièce	Fiches technique	Description
Rohm	BU7858KN	1Mb / 25P	Mixer & Selector With 16bit D/A Converters
	BU7861KN	817Kb / 13P	Mixer & Selector with PCM CODEC and 16bit D/A Converter
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Asahi Kasei Microsystem...	AKD4550-E	774Kb / 26P	16bit A/D and D/A converter
Rohm	BU7858KN	322Kb / 6P	16bit D/A Converter Audio Path
Cirrus Logic	CS5509	375Kb / 23P	SINGLE SUPPLY 16BIT A/D CONVERTER
Asahi Kasei Microsystem...	AKD5700-A	452Kb / 39P	digital audio 16bit A/D converter
	AKD5701-A	461Kb / 40P	digital audio 16bit A/D converter
	AKD4563A	555Kb / 32P	16bit 4ch A/D and 2ch D/A converter,
	AKD5702-A	1Mb / 33P	portable digital audio 16bit A/D converter

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