tda8421 NXP Semiconductors, tda8421 Datasheet - Page 14
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tda8421
Manufacturer Part Number
tda8421
Description
Hi-fi Stereo Audio Processor; I2c Bus
Manufacturer
NXP Semiconductors
Datasheet
1.TDA8421.pdf
(26 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
TDA8421
Manufacturer:
VISHAY
Quantity:
721
Company:
Part Number:
tda8421/V3
Manufacturer:
Philips
Quantity:
530
Philips Semiconductors
May 1988
Loudspeaker channel (CH1)
Control range at f = 1 kHz
Resolution
Gain difference between left and
TREBLE CONTROL (CH1)
For truth table see Table 10
Control range
Maximum emphasis at 15 kHz with
Maximum attenuation at 15 kHz with
Resolution
BASS CONTROL
For truth table see Table 9
Control range
Maximum emphasis at 40 kHz with
Maximum attenuation at 40 kHz with
Resolution
SPATIAL AND PSEUDO FUNCTION
Spatial:
Antiphase crosstalk
Pseudo:
Phase shift (see Fig.15)
Hi-fi stereo audio processor; I
maximum voltage gain (16 dB step)
minimum voltage gain ( 62 dB step)
last position
mute position
right AF channel (note 1)
gain from 16 dB to 30 dB
gain from 30 dB to 62 dB
for C
respect to linear position
respect to linear position
for C
respect to linear position
respect to linear position
10-5
8-9
; C
; C
20-21
19-5
PARAMETER
= 5,6 nF
= 33 nF
2
C bus
G
G
G
G
G
G
G
G
G
G
G
G
G
max
min
off
mute
step
step
step
SYMBOL
14
15
11
11
14
11
60
80
85
MIN.
2
12
12
3
15
12
3
50
85
90
TYP.
0,5
1
13
13
16
13
MAX.
Product specification
TDA8421
dB
dB
dB
dB
dB/step
dB
dB
dB
dB
dB/step
dB
dB
dB/step
%
UNIT