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SAA4963

Integrated NTSC comb filter

Philips Electronics 

Philips Semiconductors

Integrated NTSC comb filter

Preliminary specification

SAA4963

SYMBOL

V9

PARAMETER

suppression (comb depth) related to the

nearest ‘nominal’ chrominance frequency

S/N

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

FPN(p-p)

fixed pattern noise peak-to-peak

referenced to 0.7 V (p-p) video

αcr

crosstalk between different inputs

V9

FSC residue in SVHS mode related to

700 mV (p-p)

Gd

differential gain

REFDL (pin 10)

V10

DC voltage

YO (pin 11)

V11/V14

SVHS-mode: YO/Yext

COMB-mode: transfer function Y-path see Fig.7

V11

∆V11

R11

RL

CL

V11

DC offset voltage related to input

DC jump when forcing into SVHS mode

output resistance

load resistance (to ground)

load capacitance (to ground)

suppression (comb depth) related to the

nearest ‘nominal’ luminance frequency

S/N

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

FPN(p-p)

fixed pattern noise peak-to-peak

referenced to 0.7 V (p-p) video

αcr

crosstalk between different inputs

V11

FSC residue in SVHS mode related to

700 mV (p-p)

Gd

differential gain

CSY (pin 12)

V12

DC voltage

CONDITIONS

see Fig.3 and note 4

227 × fH

(227 − 35) × fH

(227 + 28) × fH

unweighted; fsc ±0.3fsc;

note 3

3fsc

3⁄2fsc

fsc

3⁄4fsc

0 to 5 MHz

0 to 5 MHz

see Fig.4 and note 4

227.5 × fH

(227.5 − 35) × fH

(227.5 + 28) × fH

unweighted;

200 kHz to 5 MHz

3fsc

3⁄2fsc

fsc

3⁄4fsc

0 to 5 MHz

1997 Mar 03

10

MIN. TYP. MAX. UNIT

26 30 −

dB

18 22 −

dB

18 22 −

dB

52 −

−

dB

30 −

−

dB

36 −

−

dB

50 −

−

dB

30 −

−

dB

−

−60 −40 dB

−

−

−60 dB

0.95 −

−

1.1 1.25 1.4 V

−1 0

+1 dB

−400 0

−

200

−

10

1.0 −

−

−

+400 mV

500 mV

100 Ω

−

kΩ

25 pF

26 30 −

dB

19 21 −

dB

10 12 −

dB

52 −

−

dB

30 −

−

dB

30 −

−

dB

30 −

−

dB

40 −

−

dB

−

−60 −40 dB

−

−

−60 dB

0.95 −

−

0

2.0 VCC V

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