la2657m Sanyo Semiconductor Corporation, la2657m Datasheet - Page 2

• Manufacturer Part Number: la2657m
• Description: Car Audio Electronic Volume And Tone Control Ic With On-chip Bbe Sound Processor
• Manufacturer: Sanyo Semiconductor Corporation

Operating Conditions at Ta = 25°C
CElectrical Characteristics at Ta = 25°C (In the specified AC test circuit)
Recommended supply voltage
Operating supply voltage range
Input high voltage
Input low voltage
[BBE Function] (V CC = 9.0V, fin = 1kHz, V IN = 300mVrms = 0dB, R L = 40kΩ)
Quiescent current drain
Output level deviation
Maximum output voltage
Total harmonic distortion
Output noise voltage
[EVR function] (V DD = 8.0V, fin = 1kHz, V IN = 1Vrms = 0dB)
Maximum input gain
Bass range
Treble range
Super bass range
Total harmonic distortion
Crosstalk
Output at maximum attenuation
Output noise voltage
Parameter
Parameter
V O maxB
V O maxT
V CC opg
V DD opg
V O minE
Gin max
Symbol
Symbol
Crange
Gbass
VNOB
VNOT
THDE
THDB
THDT
I CCO
VN-1
VN-2
V CC
V DD
VGB
VGT
Gtre
CTE
V IH
V IL
Pin 21
Pin 47
Pin 21
Pin 47
CL (49), DI (50), CE (51)
BBE (23)
CL (49), DI (50), CE (51), BBE (23)
Pin 21
BBE on
BBE off
BBE on THD = 1%
BBE on THD = 1%
BBE on 400 to 30kBPF
BBE off 400 to 30kBPF
BBE on Rg = 10kΩ DIN AUDIO
BBE off Rg = 10kΩ DIN AUDIO
max Boost/Cut fin = fo
max Boost/Cut fin = fo
max Boost fin = fo
All controls flat
All controls flat, Rg = 1kΩ
Main volume : -∞
All controls flat (IHF-A) Rg = 1kΩ
All controls flat (DIN-AUDIO) Rg = 1kΩ
LA2657M
Conditions
Conditions
min
-2.0
±10
±10
4.5
0.0
1.5
1.5
Ratings
Ratings
±18.75
typ
±11.9
±11.9
0.003
-80.5
+2.5
0.04
0.04
+20
-80
-90
-80
6.0
0.0
2.0
2.0
10
8
2.0 to V CC
5.0 to 12.0
7.5 to 10.0
0.0 to 1.0
4.0 to 10
max
+5.0
+2.0
0.01
9.0
8.0
±14
±14
-75
-80
8.0
0.1
0.1
No.8078-2/8
Vrms
Vrms
Unit
Unit
dBv
dBv
mA
dB
dB
dB
dB
dB
dB
dB
dB
µV
µV
V
V
V
V
V
V
V
%
%
%