M65856SP 查看數據表（PDF） - Renesas Electronics

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M65856SP

Digital Echo with Mic-mixing Circuit

Renesas Electronics 

M65856SP

Electrical Characteristics

Symbol

Total

Mic amplifier

Mic volume

Echo volume

Digital echo

Icc

Gvo

THD1

THD2

VoALC

TAL CAT

TAL CRE

VoMAX

No

Zi

Gv

ATTmax

THD

ViMAX

No

Gv

ATTmax

THD

VoMAX

No

Gv

VoMAX

Td

THD

No

(Unless otherwise noted, Vcc = 5 V, f = 1 kHz, Vi = 100 mVrms, Ta = 25°C)

Item

Measurement conditions Limits

Unit

Min. Typ. Max.

Current drawn by the

circuit

When there is no signal

—

40

88

mA

Amplifier bare gain

Vo = –17 dBV

44 47 50 dB

Output distortion

Vo = –17 dBV, other than

ALC operation

—

0.5 1.5 %

Output distortion

Vi = –37 dBV, when using

—

3.0 6.0 %

ALC operation

ALC operating voltage

measurement

Measured value = –10 to

+30dBV

–3 0

+3 dB

ALC attack time

C = 4.7 µF

25 40 55 msec

ALC recovery time

C = 4.7 µF

1.0 1.5 2.0 sec

Maximum output voltage THD = 10%

1.3 1.4 —

Vrms

Output noise voltage

Rg = 620 Ω, JIS-A

—

–68 –57 dBV

Input impedance

6

10 16 kΩ

Gain between input/output At maximum volume

–3 0

+3 dB

Maximum attenuation

At minimum volume

—

–72 –67 dBV

Output distortion

At maximum volume

—

0.15 0.30 %

Maximum input voltage

THD = 10%

1.4 1.7 —

Vrms

Output noise voltage

JIS-A

—

–96 –90 dBV

Gain between input/output Volume 0 dB

–3 0

+3 dB

Maximum attenuation

At minimum volume

—

–72 –67 dBV

Output distortion

At maximum volume

—

0.15 0.30 %

Maximum output voltage THD = 10%

1.1 1.4 —

Vrms

Output noise voltage

JIS-A

—

–96 –90 dBV

Gain between input/output

–3 0

+3 dB

Maximum output voltage THD = 10%

1.1 1.4 —

Vrms

Delay time

Sets delay time using micro- 88.4 104.0 119.6 msec

computer

117.9 138.7 159.5 msec

132.6 156.0 179.4 msec

176.9 208.1 239.3 msec

Output distortion

Td = 104.0 mS, 30 kHzLPF —

1.0 2.0 %

Td = 138.7 mS, 30 kHzLPF —

1.5 3.0 %

Td = 156.0 mS, 30 kHzLPF —

1.5 3.0 %

Td = 208.1 mS, 30 kHzLPF —

2.0 4.0 %

Output noise voltage

Vi = 0mVrms, JIS-A

—

Td = 104.0 mS, Rg = 620 Ω

–87 –72 dBV

Vi = 0mVrms, JIS-A

—

Td = 138.7 mS, Rg = 620 Ω

–85 –70 dBV

Vi = 0mVrms, JIS-A

—

Td = 156.0 mS, Rg = 620 Ω

–85 –70 dBV

Vi = 0mVrms, JIS-A

—

Td = 208.1 mS, Rg = 620 Ω

–82 –67 dBV

Rev.1.0, Sep.22.2003, page 6 of 18

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