PNX3000HL Ver la hoja de datos (PDF) - Philips Electronics

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PNX3000HL

Analog front end for digital video processors

Philips Electronics 

Philips Semiconductors

Analog front end for digital video

processors

Preliminary specification

PNX3000

SYMBOL

PARAMETER

CONDITIONS

MIN.

Ci(dif)

input capacitance

note 3

−

(differential)

∆Gv

gain control range

64

Vi(max)(dif)(rms) maximum input signal

150

(differential; RMS value)

DTV IF MIXER

fosc

Nϕ(osc)

PBll

PBul

PBR

oscillator frequency

oscillator phase noise

lower limit pass-band

upper limit pass-band

pass-band ripple

step size 250 kHz

carrier to noise ratio in dBc/Hz

Bsb

stop band

αsb

stop band attenuation

EXTERNAL AGC CONTROL

∆Vi

voltage range for full

control of the amplifier

Zi

input impedance

DTV OUTPUT (DOWN-MIXED OUTPUT SIGNAL)

24

−

−

10.0

−

−

40

1

1

Vo(dif)(p-p)

differential output signal

(peak-to-peak value)

Vo(dif)(p-p)(max) maximum allowed

differential output signal

(peak-to-peak value)

Zo(dif)

VO

output impedance

(differential)

DC output level

Ibias(int)

Isource(max)

internal bias current of

emitter followers

maximum allowed source

current

internal AGC mode; no

modulation

DTV 1st IF mode; f = 40 MHz −

DTV 2nd IF mode; f = 4 MHz −

external AGC mode; note 17

DTV 1st IF mode; f = 40 MHz −

DTV 2nd IF mode; f = 4 MHz −

−

DTV 1st IF mode

−

DTV 2nd IF mode

−

−

−

Sound IF circuit

SOUND IF AMPLIFIER

Vi(rms)

input sensitivity (RMS

−3 dB

−

value)

Vi(max)(rms) maximum input signal

tbf

(RMS value)

Ri(dif)

input resistance

note 3

−

(differential)

TYP. MAX. UNIT

3

−

pF

−

−

dB

−

−

mV

−

64

−92

−

−

1.0

−

−

−

0.5

44

−

−

−

−

3

−

−

MHz

dB

MHz

MHz

dB

MHz

dB

V

MΩ

0.68

−

V

1.20

−

V

0.95

−

V

1.68

−

V

150

−

Ω

1.15

−

V

3.0

−

V

2

−

mA

−

2

mA

45

tbf

100

−

2

−

dBµV

dBµV

kΩ

2004 Oct 04

27

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