TDA4665 datasheet(5/12 Pages) PHILIPS

5 / 12 page

1996 Dec 17

Philips Semiconductors

Product speciﬁcation

Baseband delay line

TDA4665

CHARACTERISTICS

VP = 5.0 V; input signals as speciﬁed in characteristics with 75% colour bars;

super-sandcastle frequency of 15.625 kHz; Tamb =25 °C; measurements taken in Fig.3; unless otherwise speciﬁed.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

Supply

VP1

analog supply voltage (pin 9)

4.5

VP2

digital supply voltage (pin 1)

4.5

IP1

analog supply current

−

4.8

6.0

IP2

digital supply current

−

0.7

1.0

Colour-difference input signals

Vi(p-p)

input signal (peak-to-peak value)

note 1

±(R−Y) PAL and NTSC (pin 16)

−

525

−

±(B−Y) PAL and NTSC (pin 14)

−

665

−

±(R−Y) SECAM (pin 16)

−

1.05

−

±(B−Y) SECAM (pin 14)

−

1.33

−

Vi(max)(p-p) maximum symmetrical input signal

(peak-to-peak value)

±(R−Y) or ±(B−Y) for PAL and NTSC

before clipping

−−

±(R−Y) or ±(B−Y) for SECAM

before clipping

−−

R14, 16

input resistance during clamping

−−

Ω

C14, 16

input capacitance

−−

V14, 16

input clamping voltage

proportional to VP

1.3

1.5

1.7

Colour-difference output signals

Vo(p-p)

output signal (peak-to-peak value)

±(R−Y) on pin 11

all standards

−

1.05

−

±(B−Y) on pin 12

all standards

−

1.33

−

V11/V12

ratio of output amplitudes at equal input

signals

Vi(14,16)(p-p) = 1.33 V

−0.4

+0.4

V11, 12

DC output voltage

proportional to VP

2.5

2.9

3.3

R11, 12

output resistance

−

330

400

Ω

gain for PAL and NTSC

ratio Vo/Vi

5.3

5.8

6.3

gain for SECAM

ratio Vo/Vi

−0.6

−0.1

+0.4

Vn/Vn+1

ratio of delayed to non-delayed output

signals (pins 11 and 12)

Vi(14,16)(p-p) = 1.33 V;

SECAM signals

−0.1

+0.1

Vn(rms)

noise voltage (RMS value;

pins 11 and 12)

Vi(14,16) = 0 V; note 2

−−

1.2

V(11,12)(p-p) unwanted signals (line-locked)

(peak-to-peak value)

Vi(14,16) = 0 V; active

video; RS = 300 Ω

meander

−−

5mV

spikes

−−

S/N(W)

weighted signal-to-noise ratio

(pins 11 and 12)

Vo(p-p) = 1 V; note 2

−

∆td

time difference between non-delayed and

delayed output signals (pins 11 and 12)

63.94

64.06

µs

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