SAA4960 Просмотр технического описания (PDF) - Philips Electronics

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SAA4960

Integrated PAL comb filter

Philips Electronics 

Philips Semiconductors

Integrated PAL comb filter

Preliminary specification

SAA4960

SYMBOL

PARAMETER

CONDITIONS

Cext (pin 10)

V10

input voltage (AC coupled)

R10

input resistance

C10

input capacitance

Z10

source impedance

CO (pin 12)

V10/V12

BYPASS-mode: CO/Cext

COMB-mode: transfer function C-path see Fig.8

V12

∆V12

DC offset voltage related to input

DC jump when forcing into

BYPASS-mode

R12

RL

CL

V17/V12

output resistance

load resistance (to ground)

load capacitance (to ground)

suppression (comb depth)

FPN

fixed pattern noise for divided clock

frequencies referenced to 0.7 V (p-p)

αcr

crosstalk suppression at vertical

transients no-colour ↔ colour

S/N

signal-to-noise ratio (0.7 V/Veff noise)

αcr

V12(p-p)

crosstalk between different inputs

FSC residue in BYPASS-mode related

to 700 mV (p-p)

Gd

differential gain

FSCSW (pin 13)

VIH

HIGH level input voltage

VIL

LOW level input voltage

C13

input capacitance

Ileak

input leakage current

1.25 V

fsc ±0.3fsc; note 2

see Fig.5 and

note 3

283 × fH

(283 − 43) × fH

(283 + 35) × fH

0.75fsc

fsc

1.5fsc

2fsc

see Fig.3

unweighted;

fsc ±0.3fsc; note 2

0 to 5 MHz

MIN. TYP. MAX. UNIT

−

0

3

dB

500

700

1000 kΩ

−

−

10

pF

−

−

1

kΩ

−1

0

−400 0

−

100

−

10

0.3

−

−

−

+1

dB

+400 mV

450

mV

100

Ω

−

kΩ

25

pF

26

30

−

dB

20

24

−

dB

20

24

−

dB

−

−

−30

dB

−

−

−50

dB

−

−

−37

dB

−

−

−30

dB

26

30

−

dB

56

72

−

dB

−

−60

−40

dB

−

−

−60

dB

0.95

−

−

2

−

VCC

V

0

−

0.8

V

−

−

10

pF

−

−

10

µA

1996 Oct 15

11

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