ML7204-003 datasheet(12/214 Pages) LAPIS

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FEDL7204-003-02

ML7204-003

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AC Characteristics (Gain Setting) in Speech CODEC = G.711 (

-law) mode

(AVDD = 3.0 to 3.6 V, DVDD0, 1, 2 = 3.0 to 3.6 V, AGND = DGND0, 1, 2

= 0.0 V, Ta = –20 to 60

C unless otherwise specified)

Parameter

Symbol

Condition

Min.

Typ.

Max.

Unit

Transmit/receive gain

setting accuracy

GAC

For all gain set values

–1.0

—

1.0

AC Characteristics (Tone Output) in Speech CODEC = G.711 (

-law) Mode

(AVDD = 3.0 to 3.6 V, DVDD0, 1, 2 = 3.0 to 3.6 V, AGND = DGND0, 1, 2

= 0.0 V, Ta = –20 to 60

C unless otherwise specified)

Parameter

Symbol

Condition

Min.

Typ.

Max.

Unit

Frequency deviation

fDFT

For all frequency set values

–1.5

—

1.5

Output level

oLEV

For all gain set values

–2.0

—

2.0

AC characteristics (DTMF Detector and Other Detectors) in Speech CODEC = G.711 (

-law) Mode

(AVDD = 3.0 to 3.6 V, DVDD0, 1, 2 = 3.0 to 3.6 V, AGND = DGND0, 1, 2

= 0.0 V, Ta = –20 to 60

C unless otherwise specified)

Parameter

Symbol

Condition

Min.

Typ.

Max.

Unit

Detection level accuracy

dLAC

For all detection level set values

–2.5

—

2.5

AC characteristics (Echo Canceler)

(AVDD = 3.0 to 3.6 V, DVDD0, 1, 2 = 3.0 to 3.6 V, AGND = DGND0, 1, 2

= 0.0 V, Ta = –20 to 60

C unless otherwise specified)

Parameter

Symbol

Condition

Min.

Typ.

Max.

Unit

Echo attenuation

eRES

—

Erasable echo delay time

tECT

—

Measuring method

Sin

Sout

Delay

White noise generator

Rout

Rin

ATT

E.R.L

(echo return loss)

Echo delay time

Echo Canceler

LPF

5kHz

Level Meter

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