tea6324t NXP Semiconductors, tea6324t Datasheet - Page 9

• Manufacturer Part Number: tea6324t
• Description: Sound Control Circuit
• Manufacturer: NXP Semiconductors

Philips Semiconductors
1997 Mar 13
V
Volume I control
CR
G
G
Bass control
G
G
V
Treble control
G
G
V
Volume II and balance control
CR
G
Mute function (see Fig.9)
H
V
mute active
V
I
mute passive: level internally defined
V
t
Z
I
I
V
SYMBOL
i
d(mute)
dch
ch
ERO CROSSING MUTE
offset
offset
offset
sw
swLOW
swHIGH
swDEL
Sound control circuit
ARDWARE MUTE
v
step
bass
step
treble
step
step
tot(vol)1
tot(vol)2
DC step offset between any adjoining
step
DC step offset between any step to
mute
continuous volume control range
voltage gain
step resolution
bass control, maximum boost
maximum attenuation
step resolution (toggle switching)
step error between any adjoining step
DC step offset in any bass position
treble control, maximum boost
maximum attenuation
maximum boost
step resolution (toggle switching)
step error between any adjoining step
DC step offset in any treble position
continuous attenuation of volume
control range
step resolution
attenuation set error
mute switch level (2
input level
input current
saturation voltage
delay until mute passive
discharge current
charge current
delay switch level (3
PARAMETER
V
V
BE
BE
)
)
G
G
G
f = 46 Hz
f = 46 Hz
f = 46 Hz
f = 46 Hz
f = 15 kHz
f = 15 kHz
f
f = 15 kHz
f = 15 kHz
V
swLOW
v
v
v
= 0 to 66 dB
= 20 to 0 dB
= 0 to 66 dB
15 kHz
9
CONDITIONS
= 1 V
16
16
11
11
53.5
0.3
MIN.
31
300
300
0.2
2
51
1
18
18
1.8
12
12
1.5
55
1
1.45
0.6
2.2
150
TYP.
Preliminary specification
TEA6324T
10
15
10
+20
19
19
0.5
25
13
13
15
0.5
10
56.5
2
1.5
1.0
V
0.5
1.2
MAX.
CC
mV
mV
mV
dB
dB
dB
dB
dB
dB
dB
mV
dB
dB
dB
dB
dB
mV
dB
dB
dB
V
V
V
ms
V
UNIT
A
A
A