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TDA9859 Datasheet(PDF) 6 Page - NXP Semiconductors

Part No. TDA9859
Description  Universal hi-fi audio processor for TV
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
Logo 

 6 page
background image
1997 Sep 01
6
Philips Semiconductors
Preliminary specification
Universal hi-fi audio processor for TV
TDA9859
CHARACTERISTICS
VP =8V; Tamb =25 °C; treble and bass in linear positions (0 dB); volume control left/right 0 dB; spatial function,
pseudo-stereo function and forced-mono function in off position and measurements taken in Fig.1; unless otherwise
specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
VP
supply voltage (pin 6)
7.2
8.0
8.8
V
IP
supply current (pin 6)
25
mA
Vref
internal reference voltage
0.5VP
V
V4
voltage at pin 4
VP − 0.1 −
V
DC voltage on pins
VI
DC input voltage at pins 1, 3, 5, 10, 23,
28, 30 and 32 (inputs SCIN, MIN, LIN
and AIN)
0.5VP
V
VO
DC output voltage at pins 7, 9, 15, 18,
24, 26 (outputs SCOUT, MOUT
and LOUT)
0.5VP
V
VC
DC voltage on capacitors (pins 11, 12,
14, 19, 21, 22, 27 and 29)
0.5VP
V
Audio select switch; line and SCART outputs (controlled via I2C-bus); see Table 4
Vi(rms)
maximum AF input signal on
pins SCIN, MIN and AIN (RMS value)
THD
≤ 0.5% on output
pins
2
−−
V
Ri
input resistance (pins SCIN, MIN and
AIN)
20
30
40
k
B−0.5 dB
−0.5 dB bandwidth for pins SCOUT,
MOUT and LOUT.
20
20 000
Hz
Vo(rms)
maximum AF output signal on
pins SCOUT and MOUT (RMS value)
THD
≤ 0.5%
2
−−
V
RL
allowed external load resistance
on output (pins MOUT)
10
−−
k
on output (pins SCOUT)
5
−−
k
Gv
voltage gain from any input to SCART
and MAIN outputs
0
dB
αcr
switch crosstalk on outputs between
AF inputs at f = 10 kHz
unused inputs connected
to ground
90
dB
Volume control common (f = 1 kHz, 55 steps)
Vi(rms)
maximum input signal (RMS value;
pins LIN)
Gv = 0; THD ≤ 0.5% on
output pins 15 and 18
2
−−
V
Ri
input resistance (pins LIN)
7.5
10
k
Gv
volume control common voltage gain
nominal
−40
+15
dB
minimum
−38
+14
dB




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