TEA0678T/V2/S1 View Datasheet(PDF) - Philips Electronics
Part Name
Description
Manufacturer
TEA0678T/V2/S1
Philips Electronics
TEA0678T/V2/S1 Datasheet PDF : 28 Pages
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Philips Semiconductors
Dual Dolby* B-type noise reduction circuit, automatic
music search, with differential outputs and mute
Preliminary specification
TEA0678
SYMBOL
VI(offset)(DC)
Ii(bias)
REQ
RI
Av
PARAMETER
DC input offset voltage
input bias current
equalization resistor
input resistance head inputs
open-loop amplification
VO(offset)(DC) DC offset voltage at pins
OUT+ to OUT−
Vmute(offset) MUTE offset voltage at pins
OUT+ to OUT−
Vref − VOUTC DC output offset voltage at
pins OUTCA and OUTCB
IO
DC output current
Ri
Zo
dmute
AMSL
AMSH
td
tr
EMC
input resistance output stage
at pins INCA and INCB
output impedance at each
output OUTA+, OUTA−,
OUTB+ and OUTB−
mute depth at differential
output
AMS threshold level at
music to pause
AMS threshold level at
pause to music
AMS delay time range
AMS rise/delay time
DC offset voltage at
pins OUTA−, OUTA+,
OUTB+ and OUTB−
CONDITIONS
pin INA1 or INA2 to pin EQA and
pin INB1 or INB2 to pin EQB
f = 10 kHz
f = 400 Hz
pins INA1, INA2, INB1 and INB2
connected to Vref
pins INA1, INA2, INB1 and INB2
connected to Vref
NR off; pins INA1, INA2, INB1 and
INB2 connected to Vref
pins INA1, INA2, INB1 and INB2
connected to Vref
pin OUTC to ground
pin OUTC to VCC
pin OUT± to ground
pin OUT± to VCC
NR off
f = 1 kHz
f = 10 kHz
NR off; f = 10 kHz; see Fig.9
note 3
f = 10 kHz; 0 dB burst; see Table 1
f = 10 kHz; 0 dB burst
f = 900 MHz; Vi = 3 V(RMS);
see Figs 11, 12 and13
MIN.
−
−
4.7
60
TYP.
2
−
5.8
100
MAX. UNIT
−
mV
0.4 µA
6.9 kΩ
−
kΩ
80
86
104 110
−10 −
−10 −
−0.15 −
−
dB
−
dB
+10 mV
+10 mV
+0.15 V
−2
−
0.3 −
−2.5 −
2.5 −
10
16
−
90
−
mA
−
mA
−
mA
−
mA
−
kΩ
110 Ω
−80 −
−80 −
−25 −22
−
dB
−
dB
−19 dB
−24 −21
−18 dB
−
23 to 160 −
ms
2
−
10 ms
−
100
−
mV
1996 Jun 06
7
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