M62463AFP

REJ03F0275-0200 Rev.2.00 Jun 16, 2008

Page 13 of 16

(2) Space surround mode

−2.5 dB

−5.1 dB

−5.1 dB

0 dB

SW4

SW3

2

3

0 dB

0 dB

Signal level

Vref = 4.5 V

Vref =

2.5 V

Vref = 2.5 V

Sch

LIN

L

− R

(L + R) / 2

RIN

Digital

delay

Modified

BNR

SVOLOUT

Volume (ATT = 0 dB)

Ladder

Buffer

(3) Echo mode

0 dB

0 dB

Signal level

Signal level

Vref = 2.5 V

Vref = 2.5 V

MICIN

MICOUT

Signal level: 0 dB = 300 mVrms (Typ)

Digital

delay

MIC

volume

(ATT = 0 dB)

SW4

4

Notice

Relation AVcc and DVdd at power supply

Digital Vdd must be supplied less than 0.7 seconds from analog Vcc supply.

0.7 s (Min)

AVcc

(AVcc

≥ DVdd)

DVdd

Automatic reset cancel

Internal

reset signal