Datasheet

Electrical specification TDA7418
10/29
Q
BASS
Quality factor
(1)
Q
1
0.9 1 1.1
Q
2
1.1 1.25 1.4
Q
3
1.3 1.5 1.7
Q
4
1.8 2 2.2
C
RANGE
Control range 14 15 16 dB
A
STEP
Step resolution 0.5 1 1.5 dB
DC
GAIN
Bass-DC-gain
DC = off 0 dB
DC = on 3.5 4.4 6 dB
Middle control
C
RANGE
Control range 14 15 16 dB
A
STEP
Step resolution 0.5 1 1.5 dB
fc Center frequency
(1)
f
C1
400 500 600 Hz
f
C2
0.8 1 1.2 kHz
f
C3
1.2 1.5 1.8 kHz
f
C4
22.5 3kHz
Q
BASS
Quality factor
(1)
Q
1
0.45 0.5 0.55
Q
2
0.65 0.75 0.85
Q
3
0.9 1 1.1
Q
4
1.1 1.25 1.4
Treble control
C
RANGE
Clipping level 14 15 16 dB
A
STEP
Step resolution 0.5 1 1.5 dB
fc Center frequency
(1)
f
C1
81012kHz
f
C2
10 12.5 15 kHz
f
C3
12 15 18 kHz
f
C4
14 17.5 21 kHz
Speaker attenuator
G
MAX
Max. gain 14 15 16 dB
A
MAX
Max. attenuation -84 -79 -74 dB
A
STEP
Step resolution 0.5 1 1.5 dB
A
MUTE
Mute attenuation 80 90 dB
E
E
Attenuation set error 2 dB
V
DC
DC steps Adjacent attenuation steps -5 0.1 5 mV
Table 4. Electrical characteristics (continued)
V
S
= 8.5 V; T
amb
= 25 °C; R
L
= 10 k; all gains = 0 dB; f = 1 kHz; unless otherwise specified
Symbol Parameter Test condition Min. Typ. Max. Unit