TEA6840 Ver la hoja de datos (PDF) - Philips Electronics
Número de pieza
componentes Descripción
Lista de partido
TEA6840 Datasheet PDF : 44 Pages
| |||
Philips Semiconductors
New In Car Entertainment (NICE) car radio
Preliminary specification
TEA6840H
SYMBOL
PARAMETER
CONDITIONS
MIN.
FM DEMODULATOR
Vo(rms)
Vstart(lim)(rms)
RDS MPX output voltage ∆f = 22.5 kHz; fmod = 57 kHz; 180
(pin 4) (RMS value)
V49-50 = 20 µV to 1 V
start of limiting of RDS αAF = −3 dB
−
MPX output voltage
(pin 49 to 50)
(RMS value)
start of limiting of MPX αAF = −3 dB
−
output voltage
(RMS value)
Io(max)
maximum RDS MPX
−
output current (pin 4)
Ro
output resistance (pin 4)
−
RL
load resistance (pin 50)
20
CL
load capacitance
−
(pin 50)
B
bandwidth RDS MPX CL = 0; RL > 20 kΩ
200
output (pin 4)
PSRR
power supply ripple
fripple = 100 Hz to 20 kHz
−
rejection (pin 4)
Vo(rms)
MPX output voltage
(pin 3) (RMS value)
∆f = 22.5 kHz; fmod = 1 kHz; 180
V49-50 = 20 µV to 1 V;
de-emphasis = 75 µs
Vo(SEN)(rms)
sensitivity for MPX
output voltage
(pin 49 to 50)
(RMS value)
∆f = 22.5 kHz; fmod = 1 kHz;
de-emphasis = 75 µs
S+N/N = 26 dB
−
S+N/N = 46 dB
−
S+N/N
maximum signal plus
noise-to-noise ratio of
MPX output voltage
∆f = 22.5 kHz; fmod = 1 kHz; 67
V49-50 = 10 mV;
de-emphasis = 75 µs
THD
Vo(sup)(MPX)
total harmonic distortion ∆f = 75 kHz; fmod = 1 kHz;
−
of MPX output voltage de-emphasis = 75 µs;
200 µV < V49-50 < 800 mV
AM suppression of MPX ∆f = 22.5 kHz; fmod = 1 kHz;
output voltage
m = 0.3;
de-emphasis = 75 µs
Io(max)
maximum MPX output
current (pin 3)
V49-50 = 500 µV to 300 mV 50
V49-50 = 20 to 500 µV
−
V49-50 = 300 mV to 1 V
−
−
RL(max)
minimum load resistance
20
(pin 3)
Ro(max)
maximum output
−
resistance (pin 3)
TYP.
230
10
10
−
−
−
−
300
40
230
10
50
70
0.35
60
40
40
−
−
−
MAX. UNIT
280
mV
15
µV
15
µV
100
µA
500
Ω
−
kΩ
50
pF
−
kHz
−
dB
280
mV
15
µV
75
µV
−
dB
0.7
%
−
dB
−
dB
−
dB
100
µA
−
kΩ
500
Ω
1999 Jul 12
23
Share Link: 