BA3880AS datasheet(2/9 Pages) ROHM

2 / 9 page

BA3880AS / BA3880AFS

Audio ICs

!Absolute maximum ratings

(Ta = 25

°C)

Parameter

Power supply voltage

Power dissipation

Operating temperature

Storage temperature

VCC

Topr

Tstg

1000

∗

−40~+85

−55~+125

Symbol

Limits

Unit

°C

∗ Reduced by 10mW for each increase in Ta of 1°C over 25°C.

!Recommended operating conditions

Parameter

Power supply voltage

VCC

5.4~10.8

Symbol

Limits

Unit

!Electrical characteristics

(unless otherwise noted, Ta = 25

°C, VCC = 9V, fIN = 1kHz, VIN = 200mVrms, Rg = 600Ω, RL = 100k Ω and VCTL = 4.5V)

Parameter

Circuit current

Voltage gain 1

Voltage gain 2

Voltage gain 3

Voltage gain 4

Voltage gain 5

Channel balance

Maximum output voltage

Output noise voltage 1

Output noise voltage 2

Total harmonic distortion 1

Total harmonic distortion 2

Channel separation

Ripple rejection ratio

ICC

GV1

GV2

GV3

GV4

GV5

Symbol

3.9

−2.0

−2.5

−1.0

9.0

−

Min.

5.9

−0.5

1.0

11.0

4.0

Typ.

11.8

2.0

1.5

4.0

13.0

−

Max.

Unit

Conditions

−2.0

2.0

fIN = 10kHz, VCTL = 0V

VOM

2.0

2.3

−

Vrms

THD

= 1%

VNO1

−

210

µVrms Rg = 0

Ω, DIN AUDIO, VCTL = 9V

VNO2

−

µVrms Rg = 0

Ω, DIN AUDIO

THD1

−

0.005

0.05

400Hz~30kHz BPF,

VCTL = 9V

THD2

−

0.04

0.4

400Hz~30kHz BPF

−−67

−60

VIN = 1Vrms

−

Rg = 0

Ω, fR = 100Hz, VR = 100mVrms

fIN = 10kHz, VCTL = 0V

fIN = 50Hz

VCTL = 9V

VIN = 0Vrms

fIN = 10kHz

∗Note : When VCTL = 9V, the IC is in bypass mode (through operations).

When VCTL = 4.5V, the IC is in processor mode (enhance operations) with minimum definition level.

When VCTL = 0V, the IC is in processor mode (enhance operations) with maximum definition level.

BA3880AS Datasheet(PDF) 2 Page - Rohm

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