njw1142a New Japan Radio Co.,Ltd, njw1142a Datasheet - Page 21

• Manufacturer Part Number: njw1142a
• Description: Njw1142a Audio Processor
• Manufacturer: New Japan Radio Co.,Ltd

!
TYPICAL CHARACTERISTICS
V+=9V , V in(Ach+Bch)=1Vrms,f=20kH z,Vo (Ach)OU TPU T
AGC level= 0.3V,Rg=600 Ta=25
-10
-20
20
10
-10
-20
-1
-2
20
10
0
2
1
0
Gain vs Frequency (eala&Simulated)
AG C Attack T ime (C:20pin =0.33 F)
0
0
V+=9V, Vin=0.1Vrms,OUTPUT, Rg=600 ,
Ta=25
V+=9V, Vin(Ach)=0.1Vrms,Gv:3dB steps
Vo(Ach), Rg=600 , Ta=25
Simulated
(A+B)IN-AOUT
Gain vs Frequency (TONE)
o
C
eala
AIN-AOUT
2
100
100
Frequency [Hz]
Frequency [Hz]
Time [ms]
4
eala
AIN-BOUT
1000
1000
6
o
C
o
C
8
10
10
4
4
10
V+=9V, Vin(Ac h+B ch)=1 Vrm s, f=10kH z,Vo (Ach)OUTPUT
AG C level= 0.3V,R g=600 ,Ta=25
0.001
0.01
-0.1
-0.2
0.1
0.2
0.1
-100
V+=9V, Vin(Ach+Bch), f=1kH z, Vo (Ach)OU TPU T
Rg=600 , Ta=25
0.001
200
150
100
AGC Recovery T ime (C:20pin =0.33 F)
-50
1
0
50
0
0
V+=9V, Vin(A+Bch)=0.1Vrms, Rg=600 ,
Ta=25
Phase vs Frequency (Simulated)
100
o
C
0.01
100
Input Voltage [Vrms]
AchOUT
AG C C ontrol
o
Frequency [Hz]
C
200
Time [ms]
OFF
0.1
1000
300
o
BchOUT
C
300m V
NJW1142A
400
1
400m V
10
500m V
600m V
500
4
- 21 -