TDA9550 PHILIPS [NXP Semiconductors], TDA9550 Datasheet - Page 77

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

Philips Semiconductors
Table 141 Indication tuner AGC
Table 142 Version indication
Table 143 AFC output
Table 144 Indication FM-PLL in/out window
2000 Jun 22
FMW
TV signal processor-Teletext decoder with
embedded -Controller
AGC
QSS
AFA
0
1
0
1
0
0
1
1
0
1
tuner gain control active
no gain control of tuner
version with intercarrier mono sound circuit
version with QSS-IF circuit
FM-PLL in window
FM-PLL out of window
AFB
0
1
0
1
outside window; RF too low
outside window; RF too high
in window; below reference
in window; above reference
IC VERSION
CONDITION
CONDITION
CONDITION
77
Table 145 Indication FM-PLL in/out lock
Table 146 Signal-to-Noise ratio
FML
SN1
0
1
0
0
1
1
TDA955X/6X/8X PS/N1 series
FM-PLL out of lock
FM-PLL locked
SN0
0
1
0
1
S/N
S/N
S/N
S/N
24 dB
24 dB and
27 dB and
31 dB
CONDITION
Tentative Device Specification
CONDITION
27 dB
31 dB