TDA8366 datasheet(18/48 Pages) PHILIPS

18 / 48 page

January 1995

Philips Semiconductors

Objective speciﬁcation

I2C-bus controlled PAL/NTSC TV

processor

TDA8366

VIDEO AMPLIFIER OUTPUT (CONTINUED)

Nclamp

noise inverter clamping level

−

1.4

−

Nins

noise inverter insertion level

(identical to black level)

−

2.6

−

δmod

intermodulation

notes 6 and 8

blue

Vo = 0.92 or 1.1 MHz

−

Vo = 2.66 or 3.3 MHz

−

yellow

Vo = 0.92 or 1.1 MHz

−

Vo = 2.66 or 3.3 MHz

−

S/N

signal-to-noise ratio

notes 6 and 9

Vi =10mV

−

end of control range

−

residual carrier signal

note 6

−

5.5

−

residual 2nd harmonic of carrier

signal

note 6

−

2.5

−

IF AND TUNER AGC; note 10

timing of IF-AGC with a 2.2

µF capacitor (pin 51)

modulated video interference

30% AM for 1 mV to 100 mV;

0 to 200 Hz (system B/G)

−−

tinc

response time to an IF input

signal amplitude increase of

52 dB

positive and negative

modulation

−

tdec

response to an IF input signal

amplitude decrease of 52 dB

negative modulation

−

positive modulation

−

100

−

allowed leakage current of the

AGC capacitor

negative modulation

−−

µA

positive modulation

−−

200

Tuner take-over adjustment (via I2C-bus)

V51min(rms)

minimum starting level for tuner

take-over (RMS value)

−

0.4

0.8

V51max(rms)

maximum starting level for tuner

take-over (RMS value)

−

Tuner control output (pin 52)

V52max

maximum tuner AGC output

voltage

maximum tuner gain; note 2

−−

VP +1

V52(sat)

output saturation voltage

minimum tuner gain;

I47 =2mA

−−

300

I52max

maximum tuner AGC output

swing

−−

leakage current RF AGC

−−

µA

∆V

input signal variation for

complete tuner control

0.5

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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