Technical Note

4/25

BD37524FS

www.rohm.com

2010.03 - Rev.A

© 2010 ROHM Co., Ltd. All rights reserved.

Item

Symbol

Limit

Unit

Condition

Min.

Typ.

Max.

Maximum boost gain

18

20

22

dB

Gain=+20dB f=100Hz

VIN=100mVrms

Maximum cut gain

-22

-20

-18

dB

Gain=-20dB f=100Hz

VIN=2Vrms

Gain set error

-2

0

2

dB

Gain=-20～+20dB f=100Hz

Maximum boost gain

18

20

22

dB

Gain=+20dB f=1kHz

VIN=100mVrms

Maximum cut gain

-22

-20

-18

dB

Gain=-20dB f=1kHz

VIN=2Vrms

Gain set error

-2

0

2

dB

Gain=-20～+20dB f=1kHz

Maximum boost gain

17

20

23

dB

Gain=+20dB f=10kHz

VIN=100mVrms

Maximum cut gain

-23

-20

-17

dB

Gain=-20dB f=10kHz

VIN=2Vrms

Gain set error

-2

0

2

dB

Gain=-20～+20dB f=10kHz

Maximum boost gain

13

15

17

dB

Fader=15dB

Maximum attenuation＊

－

-100

-90

dB

Fader = -

∞dB

BW = IHF-A

Gain set error

-2

0

2

dB

Gain=+1～+15dB

Attenuation set error 1

-2

0

2

dB

ATT=-1～-15dB

Attenuation set error 2

-3

0

3

dB

ATT=-16～-47dB

Attenuation set error 3

-4

0

4

dB

ATT=-48～-79dB

Output impedance

-

－

50

Ω

VIN=100mVrms

Maximum output voltage

2

2.2

－

Vrms

THD+N=1％

BW=400-30KHz

Maximum gain

17

20

23

dB

Gain 20dB

VIN=100mVrms

Gain set error

-2

0

2

dB

GAIN=+20～+1dB

Maximum output voltage

2.8

3.1

3.5

V

Output offset voltage

－

0

100

mV

VP-9690A(Average value detection, effective value display) filter by Matsushita Communication is used for ＊ measurement.

Phase between input / output is same.