Samsung KA2161 Datasheet

KA2161 PAL/NTSC 1 CHIP FOR C/TV

54-SDIP-600

PAL/NTSC 1 CHIP IC FOR COLOR TELEVISION

The KA2161 combines an IF system and a video/chroma/deflection on a monolithic integrated circuit to provide a PAL/NTSC color television. This device is suitable to a muiti-CTV svstem on a 54 SDIP and includes VI F/SIF, videc/chroma/deflection processor.

FUNCTION

IF BLOCK

• VIF Amp.

• Video detector

• 1st, 2nd IF AGC filter

• Noise canceller

• AFT

• RFAGC

• SIF limiter Amp.

• Attenuator

• FM detector

• AF AMP

VIDEO

• Contrast control

• Brightness control

• Pedestal clamp circuit

• Sharpness control using internal D.L

• OSD(R,G,B) interface

• OSD brightness control

CHROMA

• ACC amplifier

• demodulator

• Color control

• Tint control for NTSC system

• APC circuit

• VCO (fsc)

• Killer detector

• Matrix circuit

• PAL/NTSC system SW

ORDERING INFORMATION

Device Package Operating Temperature

KA2161 54-SDIP-600

DEFLECTION

• Sync. seperator

• AFC filter

• 32th VCO

• Horizontal driver

• X-ray protecter

• 50/60 Hz auto detector

• Vertical driver

OSD

• OSD(R,G,B) interface circuit

• OSD brightness control

-20°C ~+70°C

FEATURE

• Lower operation voltage: VCC=9V

• Available Multi system (PAL/NTSC/SECAM) with SECAM decoder

• Minimum number of external parts required

• Small package type: 54 SDlP

• Suitable OSD interface

• Available 50/60 Hz auto switch

• Built in Delay Line for video sharpness

KA2161 PAL/NTSC 1 CHIP FOR C/TV

BLOCK DIAGRAM

OSD

B/W

BRT

NF

+ -

RF

AGC

AFT

90

D.L

AMP

ACC

AMP

D.L

LINE

LPF

OSD BRIGHT

54

SOUND OUT

53

RF AGC DELAY

52

RF AGC OUT

51

ATT.CONTROL

50

49

SIF IN

AFT OUT

48

AFT TANK

47

46

VIF TANK

45

VIF TANK

VIF/SIF VCC

44

43

VIF OUT

42

KILLER FILTER

41

Delayed siganl IN

COLOR CONTROL

40

39

Contrast CONTROL

38

D.L DRIVE

37

V/C/D GND

36

SYNC.SEP.IN

35

CHROMA IN

34

Brightness CONTOL

Sharpness CONTROL

33

32

TINT CONTROL

31

VIDEO IN

30

V OUT

29

V SEP. FILTER

28

OSD B IN

ATT INPUT

SOUND N.F INPUT

DE-EMPHASIS

SIF DET.IN

SIF LIMITER OUT

AGC FILTER1

AGC FILTER2

VIF/SIF GND

VIF INPUT

APC FILTER

fsc VXO

V/C/D VCC

fsc VXO

CLAMP FILTER

R-Y OUT

B-Y OUT

G-Y OUT

Y OUT

X-RAY PROTECT IN

FBP IN

H OUT

AFC FILTER

32th VCO

H VCC

OSD R IN

OSD G IN

1

2

FM

DET

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

VCXO

Matrix

X-ray

AGC

DET.

AMP

IF

DEMO

OSD I/F

Limiter

INV

BLK

DET.

VCO

AFC

32th

Color

DET

SEP

H.DRI

DET

APC

TINT

H.V

LPF

V.DRI

Killer

DET

BRIGHT

CONTRAST

ATT

NC

ACC

Sharpness

KA2161 PAL/NTSC 1 CHIP FOR C/TV

PIN CONFIGURATION

Pin No. DESCRIPTION PIN NO DESCRIPTION

1 ATT. INPUT 28 OSD B INPUT 2 SOUND NF INPUT 29 V. SYNC SEP. FILTER 3 DE-EMPHASIS 30 VERTICAL OUTPUT 4 SIF DET. INPUT 31 VIDEO INPUT 5 SIF LIMTER OUT 32 TINT CONTROL 6 AGC FILTER 1 33 SHARPNESS CONTROL 7 AGC FILTER 2 34 BRIGHTNESS CONTROL 8 VIF/SIF GROUND 35 CHROMA INPUT

9 VIF INPUT 36 SYNC. SEP. INPUT 10 VIF INPUT 37 V/C/D GROUND 11 APC FILTER 38 DELAY LINE DRIVE 12 fsc VCXO 39 CONTRAST CONTROL 13 V/C/D Vcc 40 COLOR CONTROL 14 fsc VCXO 41 DELAYED SIGNAL INPUT 15 CLAMP FILTER 42 KLLER DET. FILTER 16 R-Y OUTPUT 43 VIF OUTPUT 17 B-Y OUTPUT 44 VIF/SIF VCC 18 G-Y OUTPUT 45 VIF TANK COIL 19 -Y OUTPUT 46 VIF TANK COIL 20 X-RAY PROTECTOR 47 AFT TANK COIL 21 FBP IN 48 AFT TANK COIL 22 HORIZONTAL OUTPUT 49 SIF INPUT 23 AFC FILTER 50 ATT.CONTROL 24 32fH VCO 51 RF AGC OUTPUT 25 HORIZONTAL VCC 52 RF AGC DELAY 26 OSD R INPUT 53 SOUND OUTPUT 27 OSD G INPUT 54 OSD BRIGHT CONTROL

KA2161 PAL/NTSC 1 CHIP FOR C/TV

ABSOLUTE MAXIMUM RATINGS (TA=25°C)

Characteristic Symbol Value Unit

Supply Voltage VCCmax 12 V Supply current ICCmax 175 mA Power dissipation PDmax 2.1 W Operating Temperature T Storage Temperature T

OPR STG

ELECTRICAL CHARACTERISTICS (TA=25°C, VCC=9V)

DC CHARACTERISTICS

Characteristic Symbol Test Conditions Min Typ Max Unit

Max. total current ICCmax - 175 - mA Total current I ATT. input voltage V1 3.3 3.8 4.5 V Sound N.F input voltage V2 3.3 3.9 4.5 V FM Det. output voltage V3 3.3 3.8 4.5 V SIF tank input voltage V4 2.7 3.2 3.7 V SIF limiter output voltage V5 3.3 3.8 4.3 V IF AGC filter voltage (1) V6 7.8 8.5 - V VIF input voltage V9 3.6 4.1 4.6 V VIF input voltage V10 3.6 4.1 4.6 V VIF Output voltage V43 4.0 4.5 5.0 V VIF tank input voltage V45 6.1 6.6 7.1 V VIF tank input voltage V46 6.1 6.6 7.1 V AFT tank input voltage V47 2.5 3.0 3.5 V SIF input voltage V49 2.5 3.0 3.5 V Sound output voltage V53 3.8 4.3 4.8 V

CC

-20~+70

-55~+150

- 135 - mA

°C °C

KA2161 PAL/NTSC 1 CHIP FOR C/TV

IF SECTION (VIF, SIF)

Characteristic Symbol Test Conditions Min Typ Max Unit

Min. RF AGC voltage V51h - - 1.0 V Max. RF AGC voltage V51l 8.0 - - V VIF input sensitivity V VIF max input V

IS

IM

AGC range GR 60 71 - dB Video output amplitude V Sync. tip level V

O

SYNC

Carrier leakage CL 40 58 - dB Black noise clamp level V Black noise threshold level V White noise clamp level V White noise threshold level V

BCI

BTI WCI WTI

Max. AFT voltage V48h 8.0 8.7 - V Min. AFT voltage V48l - 0.5 1.0 V AFT det. sensitivity S FM det. output level V

AFT

O3

Sound distortion THD - - 1.0 % AM rejection AMR 30 53 - dB SIF limiting voltage V MAX. attenuation G AF amp gain G Y input impedance Y Y input dynamic range Y Max. video output level Y Min. video output level Y Video output drive current Y Video AC gain G Brightness control G DC restoration T Clamp terminal voltage V Contrast control voltage V Contrast gain range G V-blk pulse output level V H-blk pulse output level V V-blk pulse width (50Hz) V V-blk pulse width (60Hz) V

ILIM

ATT

AF

INP

D

MAX

MIN

SINK

Y BRT DC

CLAMP

CONT CONT

VBLK

HBLK PVBLK NVBLK

- 40 45 dBu

110 110 - dBu

1.7 2.0 2.3 Vp-p

2.2 2.4 2.7 V

3.2 3.6 4.0 V

1.5 1.8 2.1 V

5.1 5.4 5.7 V

3.6 3.9 4.2 V

15 23 30 KHz/V

150 230 350 mVms

- 34 45 dBu 65 80 - dB 17 20 23 dB 11 15 20 Kohm

2.0 3.0 - Vp-p

6.3 6.8 7.3 V

- 0.3 0.7 V

1.3 2.0 3.0 mA 9 12 15 dB

2.0 3.0 4.0 times

95 99 - %

2.8 3.3 3.8 V

1.0 1.25 1.5 V

12 18 24 dB

8.5 - - V

19 21 23 H 14 16 18 H

KA2161 PAL/NTSC 1 CHIP FOR C/TV

OSD SECTION

Characteristic Symbol Test Conditions Min Typ Max Unit

OSD input on current (R) IONR 0.2 0.3 0.4 mA OSD input on current (B) IONB 0.2 0.3 0.4 mA OSD input on current (G) IONG 0.2 0.3 0.4 mA OSD input off current (R) I OSD input off current (B) I OSD input off current (g) I OSD output high level V OSD output low level V Output rise time T Rise propagation delay T Output fall time T Fall propagation delay T OSD → Y S/W time Y → OSD S/W time OSD → Y S/W delay time Y → OSD S/W delay time OSD → Y S/W time OSD brightness sensitivly G

R 0.15 0.22 0.3 mA

OFF

B 0.15 0.22 0.3 mA

OFF

G 0.15 0.22 0.3 mA

OFF

6.4 6.7 6.9 V

4.4 4.7 5.0 V

- 15 100 nsec

- 40 100 nsec

- 15 100 nsec

- 40 100 nsec

- 10 100 nsec

0.5 1 1.5 times

FPRO

T

T T T

T

H L

R

F

OY

YO DOY DYO

OY

BS

KA2161 PAL/NTSC 1 CHIP FOR C/TV

CHROMA SECTION

Characteristic Symbol Test Conditions Min Typ Max Unit

ACC characteristic (1) A1 0.5 0.85 - Vp-p ACC characteristic (2) A2 0.9 1.0 1.2 ratio Uni-color control voltage V Uni-color control range G Color control voltage V Color control range G Color residual voltage V Tint control voltage V Tint range 1(3.58MHz) T Tint range 2(3.58MHz) T

NTSC NTSC

PAL/NTSC S/W voltage V Killer sensitivity (3.58MHz) K Killer sensitivity (4.43MHz) K Killer voltage (1) V Killer voltage (2) V APC pull in range(3.58MHz) f APC pull in range(3.58MHz) f APC hold in range(3.58MHz) f APC hold in range(3.58MHz) f APC pull in range(4.43MHz) f APC pull in range(3.58MHz) f

UNI

UNI COL COL

R

TINT

1 35 50 - deg 2 -35 -50 - deg

P/N

SN SP

1 4.5 4.8 5.1 V

KIL

2 3.8 4.1 4.4 V

KIL PN1

PNH

HN1

HNH

PP1 PPH

0.8 1.2 1.6 V 20 - - dB

- - 3. mVp-p

0.8 1.5 2.5 V

0.4 0.7 1.4 V

- 1.0 3.0 mVp-p

300 500 - Hz 300 500 - Hz 300 500 - Hz 300 500 - Hz 300 500 - Hz 300 500 - Hz