TDA9845 Philips Semiconductors, TDA9845 Datasheet - Page 9

• Manufacturer Part Number: TDA9845
• Description: TV and VTR stereo/dual sound processor with digital identification
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1995 Mar 20
SYMBOL
AF outputs (pins 11 and 12)
V
V
R
C
R
B
B
THD
S/N(W)
PSRR
I
10 MHz crystal oscillator (pin 19)
f
f
R
R
C
C
P
V
O(DC)
r
cr
mute
V
o(rms)
o(rms)
XTAL
OSC(p-p)
TV and VTR stereo/dual sound processor
with digital identification
o
L
L
r
n
0
1
3 dB
DC
nominal output signal voltage
(RMS value)
clipping voltage level
(RMS value)
output resistance
load capacitor on output
load resistor on output
(AC-coupled)
frequency response
(bandwidth)
frequency response
total harmonic distortion
weighted signal-to-noise
ratio
crosstalk attenuation for
mute attenuation
change of DC level output
voltage between any two
modes of operation
power supply ripple rejection f
DC output current
series resonant frequency of
crystal (fundamental mode)
working oscillator frequency
(running in parallel
resonance mode)
equivalent crystal series
resistance
crystal series resistance of
unwanted mode
crystal parallel capacitance
crystal motional capacitance
level of drive in operation
oscillator operating voltage
(peak-to-peak value)
DUAL
STEREO
PARAMETER
THD
54% modulation
THD
f
note 2
note 1
“CCIR468-3”
(quasi-peak)
notes 1 and 3
after switching
C
over operating
temperature range
including ageing and
influence of drive circuit
even at extremely low
drive level ( 1 pW) over
operating temperature
range with C
with R
i
r
Z
3 dB; note 2
= 40 to 20000 Hz;
L
= 70 Hz; see Fig.6
V
V
s
= 20 pF
Z
Z
P
P
s
s
= 5 V
= 8 V
CONDITIONS
r
1 k ; note 1
0.3%;
1.5%
100
1 k
1 k
0
= 6 pF
9
1.4
2.4
150
10
300
66
70
40
76
50
9.995
9.988
2
500
0.5
MIN.
R
r
0.5
1.6
2.65
250
350
0.2
75
75
45
80
65
10.008
10.008
60
6
25
550
TYP.
Preliminary specification
350
1.5
+0.5
400
0.3
10.021
10.028
200
10
50
5
600
10
20
MAX.
TDA9845
V
V
V
nF
k
dB
kHz
%
dB
dB
dB
dB
mV
dB
MHz
MHz
pF
fF
mV
A
W
UNIT