tea6321t-v1 NXP Semiconductors, tea6321t-v1 Datasheet - Page 10

• Manufacturer Part Number: tea6321t-v1
• Description: Sound Fader Control Circuit
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Notes to the characteristics
1. The indicated values for output power assume a 6 W power amplifier at 4
2. The transmission contains: total initialization with MAD and subaddress for volume and 8 data words, see also
3. The AC characteristics are in accordance with the I
1995 Dec 19
Mute function (see Fig.10)
H
V
mute active
V
I
mute passive: level internally defined
V
t
Z
I
I
V
t
V
Muting at power supply drop
V
Power-on reset (when reset is active the GMU-bit (general mute) is set and the I
position)
V
Digital part (I
V
V
I
I
V
i
d(mute)
d
ch
d
iH
iL
ERO CROSSING MUTE
sw
swLOW
swHIGH
swDEL
wind
CCdrop
CC
iH
iL
oL
ARDWARE MUTE
Sound fader control circuit
SYMBOL
of 12 dB in front of it. Signal-to-noise ratios exclude noise contribution of the power amplifier.
definition of characteristics, clock frequency = 50 kHz, repetition burst rate = 400 Hz, maximum bus signal
amplitude = 5 V (p-p).
use it” , can be ordered using the code 9398 393 40011.
2
C-bus pins); note 3
mute switch level (2
input level
input current
saturation voltage
delay until mute passive
discharge current
charge current
delay switch level (3
delay time
window for audio signal zero
crossing detection
supply drop for mute active
increasing supply voltage start of
reset
end of reset
decreasing supply voltage start of
reset
HIGH level input voltage
LOW level input voltage
HIGH level input current
LOW level input current
LOW level output voltage
PARAMETER
V
V
BE
BE
)
)
2
V
C
I
L
C-bus specification. This specification, “The I
swLOW
m
= 3 mA
10
= 10 nF
CONDITIONS
= 1 V
with 20 dB gain and a fixed attenuator
0.3
5.2
4.2
3
2
MIN.
300
300
C-bus receiver is in reset
0.3
10
10
1.45
0.6
2.2
100
30
V
0.7
6.5
5.5
Preliminary specification
TYP.
150
19
2
C-bus and how to
TEA6321
1.0
V
0.5
1.2
40
2.5
7.2
6.2
9.5
+1.5
+10
+10
0.4
MAX.
CC
V
V
V
ms
V
ms
mV
V
V
V
V
V
V
V
UNIT
A
A
A
A
A