TDA4452 データシートの表示（PDF） - Temic Semiconductors

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TDA4452

Video IF Amplifier for Multistandard TV Receiver and VTR Appliances

Temic Semiconductors 

TDA4452

Parameters

Ultra black level at

standard L

White level at standard L

Video signal standard L 4)

Output dc current

Difference of the video

signals, standards L and

B/G

Upsetting factor sync. pulse

Test Conditions / Pins

V9 = 8 V

Tild between black and

white

Clamping level of black

limiter

Threshold of the ultra white

inverter

Grey level of the ultra

white inverter

Video bandwidth (–3 dB)

Video frequency response

over the AGC range

Differential gain error

Differential phase error

Sound-chroma beat

IF residual voltage at the

video output

Standard switch,

Control voltage standard

B/G

Control voltage standard L

(Pin 12 not connected;

standard B/G)

Video switch

Control voltage for

Clamp level

Composite video output

voltage

(1.07 MHz intermodula-

tion) relating to demodu-

lated auxiliary colour

carrier (figure 3)

video carrier = 0 db

video carrier = –6 db

video carrier = –24 db

f = 38.9 MHz

f = 77.8 MHz

Pin 12

Pin 2

RF operation

VTR operation (Pin 2 not

connected; VTR operation)

Pin 3

Pin 7

1 Vpp at Pin 3 resp.

2 Vpp at Pin 7 Pin 6

Note:4) Blanking level 30% carrier amplitude

Symbol

V0

V0

v0(pp)

I9

∆

DVSync

VSync

V9

V9

V9

Bvideo

∆Vvideo

d

aIM

v

V12

V12

V2

V2

V3

V7

v6(pp)

Min.

Typ.

Max.

Unit

3.8

4.0

4.2

V

6.8

7.2

7.6

V

1.85

2.1

2.35

V

2.5

mA

10

%

3

%

5

10

%

250 mV

below sync. (typ)

900 mV

above ultra white level (typ)

5.9

V

8.5

10

MHz

2.0

dB

3

3

52

%

degree

dB

15

mV

10

2.4

VS

V

0

1.9

V

1.9

2.4

VS

V

1.4

V

2.5

2.0

V

4 (11)

TELEFUNKEN Semiconductors

Rev. A1, 15-Aug-96

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