Datasheet

TDA7491LP Characterization curves
Doc ID 13541 Rev 5 21/37
Figure 20. Frequency response
Figure 21. Crosstalk vs. frequency
Ampl (dB)
Frequency (Hz)
-5
+2
-4
-3
-2
-1
-0
+1
10 30k20 50 100 200 500 1k 2k 5k 10k
Specification Limit:
Max: +/-3dB
@20Hz to 20kHz
Test Condition:
Vcc =9V,
RL= 8 ohm,
Rosc =39kΩ, Cosc =100nF,
f =1kHz,
Gv =30dB,
Po =1W
Tamb =25°C
Frequency (Hz)
Crosstalk (dB)
-120
-60
-115
-110
-105
-100
-95
-90
-85
-80
-75
-70
-65
20 20k50 100 200 500 1k 2k 5k 10k
Specification Limit:
Typical: >50dB (@ f =1kHz)
Test Condition:
Vcc =9V,
RL= 8 ohm,
Rosc =39kΩ, Cosc =100nF,
f = 1kHz,
Gv=30dB,
Po=1W
Tam b=25°C