tda9874h NXP Semiconductors, tda9874h Datasheet - Page 44

• Manufacturer Part Number: tda9874h
• Description: Digital Tv Sound Demodulator/decoder
• Manufacturer: NXP Semiconductors

Philips Semiconductors
2000 Jun 26
C
Z
O
4 mA 3-state output stage (pin SYSCLK)
V
V
C
I
SIF1 and SIF2 analog inputs
V
f
R
C
C/N
C/N
Demodulator performance
V
THD + N
S/N
LOZ
i
i
f
f
OL
OH
SIF(p-p)
o(nom)(rms)
SYMBOL
L
L
i
i
Digital TV sound demodulator/decoder
UTPUTS
FM
FM(FS)
FM
N
load capacitance
input impedance
LOW-level output voltage
HIGH-level output voltage
load capacitance
3-state leakage current
composite SIF input voltage
(peak-to-peak value)
input frequency
input resistance
input capacitance
FM deviation
FM deviation full-scale level
FM carrier-to-noise ratio
NICAM carrier-to-noise ratio
nominal level output voltage
(RMS value)
total harmonic distortion
plus noise
signal-to-noise ratio
PARAMETER
active pull-up
I
I
V
note 1
B/G standard; THD < 1%
terrestrial FM; level adjust 0 dB
N
white noise for S/N = 40 dB;
“CCIR468-2” ; quasi peak
N
bit error rate = 10
white noise
note 2
from FM source to any output
with low-pass 30 kHz/3 dB;
V
from NICAM source to any
output with low-pass
30 kHz/3 dB; V
SC1 from FM source to any
output; V
“CCIR468-2” ; quasi peak;
bit TIMPOL = 1
SC2 from FM source to any
output; V
“CCIR468-2” ; quasi peak;
bit TIMPOL = 1
NICAM source;
V
quasi peak
OL
OH
i
o
o
FM
N
= 0 to V
= 1 V (RMS)
= 1 V (RMS); “CCIR468-2” ;
bandwidth = 6 MHz;
= +2 mA
= 2 mA
bandwidth = 6 MHz;
CONDITIONS
44
o
o
DDD
= 1 V (RMS);
= 1 V (RMS);
o
= 1 V (RMS)
3
;
2.9
60
4
10
400
61
57
NICAM in accordance with
“EBU specification” ; note 3
MIN.
100
150
50
13
7.5
77
66
500
0.3
0.1
65
60
TYP.
Product specification
TDA9874H
50
0.5
50
700
9.2
16
11
600
0.5
0.3
MAX.
10
pF
k
V
V
pF
mV
MHz
k
pF
kHz
kHz
mV
%
%
dB
dB
dB
------ -
Hz
dB
------ -
Hz
UNIT
A