TEA6821T Philips Semiconductors, TEA6821T Datasheet - Page 17

• Manufacturer Part Number: TEA6821T
• Description: ICE car radio
• Manufacturer: Philips Semiconductors

Philips Semiconductors
September 1993
V
V
R
R
I
V
THD
S N/N
Carrier and harmonic suppression at the output (note to the stereo decoder).
Mono/stereo control
V
The stereo decoder can be set to mono via the I
Pilot presence indication via I
External Mono/stereo control
V
Muting functions (mute via I
44
19
38
57
76
2
3
57
67
114
190
rr
V
mute
V
mute
V
44-4
44-4
44-4
ipil
17
ICE car radio
o44
Imin
(2)
(3)
SYMBOL
, I
ipil
44
44
(4)
(4)
(5)
(6)
(7)
, R
41
, V
, V
, V
/V
, V
0.75V
41-4
o41
41-4
41-4
41
41
21
MPX input overdrive margin
difference of output voltage
output resistor
minimum load resistor
maximum output current
DC output voltage
channel separation (adjusted;
a typical roll-off at f
1 dB is internally compensated)
total harmonic distortion
signal-plus-noise-to-noise ratio
pilot signal
subcarrier
intermodulation
traffic radio (ARI)
subsidiary communications
authorization
adjacent channel frequency
ripple rejection at output
pilot threshold voltage
switch hysteresis V
control voltage channel separation
tuned mute
DC offset voltage
radio mute (in combination with
tuned mute)
DC offset voltage
AF output voltage (RMS value)
PARAMETER
2
C-bus)
2
C-bus
MPX
ion
/V
= 38 kHz of
ioff
2
C-bus
THD = 1%
f = 20 Hz to 20 kHz
f = 19 kHz
f = 38 kHz
f = 57 kHz
f = 76 kHz
f
f
f = 57 kHz
f = 67 kHz
f = 114 kHz
f = 190 kHz
f
stereo on
mono on
see Fig.21
mod
mod
r
= 100 Hz; V
= 6 dB
= 16 dB
17
= 10 kHz; f
= 13 kHz; f
CONDITIONS
r
= 100 mV
spur
spur
= 1 kHz
= 1 kHz
eff
4
800
12
150
3.3
40
74
70
8
60
80
MIN.
50
300
900
3.8
0.1
80
50
50
46
60
60
58
70
80
70
30
24
20
2
Preliminary specification
TYP.
80
40
TEA6821T
1000
130
4.3
0.3
30
+50
+300
MAX.
1
dB
mV
dB
k
V
dB
%
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
mV
mV
dB
mV
mV
dB
mV
dB
mV
UNIT
A