TDA9550 PHILIPS [NXP Semiconductors], TDA9550 Datasheet - Page 85

• Manufacturer Part Number: TDA9550
• Description: TV signal processor-Teletext decoder with embedded m-Controller
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
2000 Jun 22
QSS Sound IF circuit
S
Q.1.1
Q.1.2
Q.1.3
Q.1.4
Q.1.5
Q.1.6
Q.1.7
Q.1.8
S
Q.2.1
Q.2.2
Q.2.3
Q.2.4
Q.2.5
Q.2.6
Q.2.7
Q.2.8
Q.2.9
Q.2.10
Q.2.11
Q.2.12
Q.2.13
Q.2.14
OUND
OUND
NUMBER
TV signal processor-Teletext decoder with
embedded -Controller
IF
IF
AMPLIFIER
INTERCARRIER OUTPUT
input sensitivity (RMS value)
maximum input signal
(RMS value)
input resistance (differential)
input capacitance (differential)
gain control range
crosstalk attenuation between
SIF and VIF input
output signal amplitude (RMS
value)
bandwidth (-3 dB)
residual IF sound carrier (RMS
value)
output resistance
DC output voltage
internal bias current of emitter
follower
maximum AC and DC sink
current
maximum AC and DC source
current
weighted S/N ratio (SC1/SC2).
Ratio of PC/SC1 at vision IF
input of 40 dB or higher, note 18
PARAMETER
;
WITH
AM = 0
black picture
white picture
6 kHz sinewave
(black-to-white modulation)
250 kHz sine wave
(black-to-white modulation)
sound carrier subharmonics
(f=2.75 MHz
sound carrier subharmonics
(f=2.87 MHz
FM mode ( 3 dB)
AM mode ( 3 dB)
FM mode
AM mode
note 3
note 3
SC-1; sound carrier 2 off
CONDITIONS
85
3 kHz)
3 kHz)
TDA955X/6X/8X PS/N1 series
53/48
52/47
44/42
44/25
45/44
46/45
50
80
64
50
75
7.5
MIN.
Tentative Device Specification
30
60
70
140
2
3
100
9
2
tbf
tbf
tbf
tbf
tbf
58/55
55/53
48/46
48/30
51/50
52/51
TYP.
70
100
125
MAX.
mV
mV
k
pF
dB
dB
mV
MHz
mV
V
mA
mA
mA
dB
dB
dB
dB
dB
dB
V
V
UNIT