BA7725FS ROHM Electronics, BA7725FS Datasheet - Page 5

• Manufacturer Part Number: BA7725FS
• Manufacturer: ROHM Electronics

•
Unless otherwise noted, V4 = 9.0V (MIC ON), V6 = 9.0V (Max. LOOP GAIN)
Multimedia ICs
1 BW = 0.4-30kHz
2 DIN AUDIO
Electrical characteristics (unless otherwise noted, Ta = 25°C, Vcc = 9V)
Supply current
Line through output level
Line through output distortion
Line through maximum output level
Line through noise level
Microphone through output level
Microphone through output distortion
Microphone through input conversion noise
Microphone through crosstalk
Compress output level
Compress output distortion
Compress noise level
Compress characteristics
Expand output level 1
Expand output distortion
Expand characteristic
Expand output level 2
Loop output level 1
Loop output level 2
MIC OFF holding voltage
MIC ON holding voltage
LINE THROUGH INPUT : LINE IN, OUTPUT : LINE OUT
MIC THROUGH INPUT : MIC AMP IN, OUTPUT : LINE OUT
COMPRESS INPUT : MIC AMP IN, OUTPUT : CMP BF OUT
EXPAND INPUT : DLY BF IN, OUTPUT : LINE OUT
Loop INPUT : DLY BF IN, OUTPUT : CMP BF OUT
Mode holding voltage
Parameter
Symbol
THD
THD
THD
THD
V
V
V
V
V
V
CT
V
CMP
V
V
V
V
EXP
V
V
I
ODC1
ODC2
ODL1
ODL2
4OFF
ONM
OMC
CC
OML
ONL
OML
ONC
4ON
OLL
ML
ML
MC
DL
LL
– 11.7
– 10.5
– 7.5
– 9.0
+ 5.0
– 6.5
Min.
4.3
0.0
2.0
—
—
—
—
—
—
—
—
—
—
—
—
– 19.5
– 11.0
– 114
– 9.7
– 5.5
– 8.0
+ 7.2
– 8.5
– 4.5
– 54
– 42
– 91
– 55
– 92
Typ.
0.15
0.25
5.7
0.2
0.5
—
—
– 104
– 7.0
– 6.5
– 2.5
– 44
– 32
– 75
– 45
– 77
Max.
7.6
0.5
0.5
2.0
2.0
1.0
9.0
—
—
—
—
—
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
dBV
Unit
mA
dB
dB
dB
%
%
%
%
V
V
No input
V
V
THD = 1%,
MIC OFF, Rg = 600 ,
V
V
Input shorted
V
V
V
Rg = 600 ,
V
Output level differential
V
V
V
Output level differential
V
V
Output level differential relative to Vo
V
V
V
Output level differential relative to Vo
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
4
IN
IN
6
= 2.0V (VR = Min. time)
= 2.0V (VR = Min. time)
= – 26.0dBV
= – 26.0dBV, MIC OFF,
= – 52dBV
= – 52dBV,
= – 44dBV, MIC OFF,
= – 52dBV
= – 52dBV,
= – 42dBV
= – 5.0dBV, V
= – 5.0dBV, V
= 0dBV
= – 5.0dBV,
= – 5.0dBV, V
= – 5.0dBV,
BA7725S / BA7725FS
1
2
– 10.0dBV
1
1
Conditions
4
4
6
– 62dBV
= 9.0V
= 9.0V,
= 9.0V
—
—
2
2
1
1
DL1
DC1
5