LA74310LP datasheet(3/22 Pages) SANYO

No. de pieza	LA74310LP

Descripción Electrónicos	Audio Interface for DSC Video Driver

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Fabricante Electrónico	SANYO [Sanyo Semicon Device]

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LA74310LP

No.A0904-3/22

Continued from preceding page.

Ratings

Parameter

Symbol

Conditions

min

typ

max

Unit

LINE output system

LINE reference output LEVEL

VOL

PB IN, VIN=-15dBV

-12

-11

-10

dBV

LINE reference output distortion rate

HDL

PB IN, VIN=-15dBV, THD: from 2nd to 5th harmonic

0.1

0.2

%

LINE reference output noise voltage

VNOL

PB IN, no input, JIS-A Filter

-85

-77

dBV

PB IN max input LEVEL

VINPMX

PB IN LEVEL at which LINE output THD

(from 2nd to 5th harmonic) becomes 3% or less.

-5

dBV

LINE output frequency characteristics 1

FEQP1

PB IN, VIN=-8dBV, comparison of f=4kHz/1kHz

-5

-3.5

-2

dB

LINE output frequency characteristics 2

FEQP2

PB IN, VIN=-8dBV, comparison of f=22kHz/1kHz

-33

-25

dB

LINE output frequency characteristics 3

FEQP3

PB IN, VIN=-8dBV,

comparison of f=100kHz/1kHz

-65

-60

dB

LINE output level (

ΔΣ mode)

VIDVOL

PB IN, PWM signals, digital input MODE

(see supplements: p.8 Note26)

-13

-11.5

-10

dBV

SP output system (SP load = as measured at both ends of 8

Ω)

SP reference output LEVEL1 (Vol.MAX)

VOSP1

PB IN, VIN=-15dBV, Vol=MAX (Serial DATA=31)

-5

-2

1

dBV

SP reference output distortion

THDSP

PB IN, VIN=-15dBV, Vol=MAX,

THD: from 2nd to 5th harmonic

0.4

1

%

SP reference output LEVEL2 (Vol.TYP)

VOSP2

PB IN, VIN=-15dBV, Vol=TYP (Serial DATA=17)

-19

-13

-7

dBV

SP reference output LEVEL3 (Vol.MIN)

VOSP3

PB IN, VIN=-15dBV, Vol=MIN (Serial DATA=0),

JIS-A Filter

-80

-70

dBV

SP reference output noise voltage

VNOSP

PB IN, no input, Vol=MAX, JIS-A Filter

-76

-70

dBV

SP maximum ratings output

VOMSP

PB IN, Vol=MAX, LEVEL at which THD=10%

200

340

mW

MIC output system

MIC voltage gain

VGMIC

MIC IN, VIN=-39dBV

19

20

21

dB

MIC output distortion

HDMIC

MIC IN, VIN=-39dBV, THD: from 2nd to 5th harmonic

0.02

0.1

%

MIC output noise voltage

VNOMIC

MIC IN, no input, JIS-A Filter

-94

-83

dBV

MIC IN max input level

VINMMX

MIC IN LEVEL at which the MIC output THD

(from 2nd to 5th harmonic) becomes 3% or less.

-22

dBV

MIC VCC output voltage

VMIC

At 6.2k

Ω load

1.5

1.7

1.9

V

Control system

Serial CLOCK frequency

FCLK

1.25

1.5

MHz

Serial input LOW level

SERLO

0

0.7

V

Serial input HIGH level

SERHI

2.3

3.5

V

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