Q67000-A5112 View Datasheet(PDF) - Siemens AG

Part Name

Description

Manufacturer

Q67000-A5112

Video and Sound IF with FM-PLL Demodulator, AFC and V & S SCART

Siemens AG 

TDA 5950X

AC Characteristics (cont’d)

TA = 0 to 70 ˚C; VS = 5.0 V

Parameter

Symbol

Ripple rejection

Input impedance

RR19/20

Z18*)

Limit Values Unit

min. typ. max.

35 40

dB

50

kΩ

Test Condition

SCART-SWITCH

Input impedance

Gain of Video switch

Aux. VIN-video output

VideoIN-aux. output

VideoIN-video output

fmod = 5 MHz

– 3 dB video bandwidth

– 3 dB video bandwidth

Cross talk attenuation

fmod = 5 MHz

Intermodulation

Suppression of video

signal harmonics

Signal to noise ratio

(weighted)

Ripple rejection

on pin 7 and 8

Max. input current

Z13

G9-8

G13-7

G13-8

B7

B8

a9-8

α7/8

S/N7/8

RR7/8

I9

1 || 2

kΩ || pF

0.9 1

1.1

0.9 1

1.1

0.9 1

1.1

8 10

8 10

50

54 60

35 40

MHz

MHz

dB

dB

dB

CL < 20 pF, RL > 1 kΩ

CL < 50 pF, RL > 1 kΩ

V4 = 0 V

f1.07 MHz = fSC – fCC

56 60

dB

CCIR – 567

35 40

dB

0.5 1

µA

fVs = 0…100 kHz

AFC

AFC-control steepness

∆I10/∆f

0.6 0.8

1.0 µA/kHz

Tuner AGC

Sink current

I1

Threshold range for del. VIF

Tuner-AGC

0

2.5 3.5

50

10 µA

mA

5

mV

mV

no tuner gain reduction

max. tuner gain reduction

R2 = 4.7 kΩ

R2 = 0 Ω

*) Design hints

Semiconductor Group

8

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