SGS Thomson Microelectronics TDA1180P Datasheet

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NOISE GATED HORIZONTAL SYNC SEPARATOR

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NOISE GATED VER T ICA L SY NC SE PARATOR

■

HORIZONTAL OSCILLATOR WITH FREQUENCY RANGE LIMITER

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PHASE COMPARATOR BETWEEN SYNC PULSES AND OSC ILLATOR P ULSE S (PLL)

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PHASE COMPARATOR BETWEEN FLYBACK PULSES AND OSC ILLATOR P ULSE S (PLL)

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LOOP GAIN AND TIME CONSTANT SWITCHING ( VCR)

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COMPOSITE BLANKING AND KEY PULSE GENERATOR

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PROTECTION CIRCUITS

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OUTPU T S TAGES WI TH HI GH CURRENT CAPABILITY

TDA1180P

TV HORIZONTAL PROCESSOR

DIP16

(Plastic Package)

ORDER CODE : TDA1180P

DESCRIPTION

The TDA1 180P is a horizont al processor cir cuit for b.w. and colour monitors. It is a monolithic integrated circuit encapsulated in 16-lead dual in-line plastic package.

PIN CONNECTIONS

SUPPLY VOLTAGE

NEGATIVE OUTPUT

POSITIVE OUTPUT

PROTECTION CIRCUIT INPUT

PHASE SHIFTER FILTER

FLYBACK INPUT

KEY AND BLANKING PULSE OUTPUT

SYNC. SEPARATOR INPUT

1 2 3 4 5 6 7 8

16 15 14 13 12 11 10

GROUND OSCILLATOR CONTROL CURRENT OSCILLATOR CONTROL CURRENT OUTPUT TIME CONSTANT SWITCH COINCIDENCE DETECTOR VERTICAL SYNC. OUTPUT

9

VERTICAL SYNC. SEPARATOR INPUT

May 1993

1180P-01.EPS

1/12

TDA1180P

BLOCK DIAGRAM

S

V

2

Switch

Protection

and

Phase Shifter

Pulse Shaper

Under

Voltage

Protection

3

161415131211

Stage

Output

S

V

S

V

Phase

Flyback)

(Oscillator

Comparator

Pulse Shaper

and Blanking

Composite Key

Pulse Generator

1076154

Output Stage

Vertical Sync.

Separator

Vertical Sync.

Oscillator

Limiter

Voltage

Phase

Comparator

(Oscillator Sync .)

Blanking

Vertical Sync.

Gate

Pulse

Shaper

Gate

Noise

Sync.

Separator

and Control

Time Constant

Current Switch

Detector

Coincidence

Frequency

VCR

2/12

S

V

9

S

V

Video

Signal

8

1180P-02.EPS

TDA1180P

ABSOL UTE MAX IM UM RAT INGS

Symbol Parameter Value Unit

V V V V V

V

I

P

T

stg

THERMAL DATA

Supply voltage (Pin 1) 15 V

S

Voltage at Pin 2 18 V

2

Voltage at Pin 4 V

4

Voltage at Pin 8 - 6 , V

8

Voltage at Pin 9 ± 6V

9

Voltage at Pin 11 V

11

I

Pin 2 peak current 1 A

2

Pin 3 peak current 0.5 A

I

3

I

Pin 6 current 30 mA

6

Pin 7 current 20 mA

I

7

Pin 10 current 30 mA

10

Total power dissipation at Tamb ≤ 70oC1W

tot

S

, TjStorage and junction temperature - 40 , + 150

V

o

C

1180P-01.TBL

Symbol Parameter Value Unit

R

th (j-a)

Thermal Resistance Junction-Ambient Max 80

ELECTRICAL CHARACTERISTICS

(refer to the test circuit, V

Symbol Parameter Test conditions Min. Typ. Max. Unit

V

HORIZONTAL SYNC. SEPARATOR

V

VERTICAL SYNC. SEPARATOR

V

V R

t

Supply voltage range 9.5 12 13.2 V

S

Supply current I3 = 0 42 52 mA

I

S

Supply voltage at which the output pulses

S

(at pin 2 and 3) are switched off

Peak to peak input signal 1 3 6 V

V

I

Input switching voltage I8 = 80 µA 1.5 V

8

Input switching current V8 = 1.4V 10 µA

I

8

Leakage current V8 = -5V 1 µA

I

8

Peak to Peak Input Signal 1 3 6 V

V

I

Input Switching Voltage I9= 80µA 1.5 V

9

Input Switching Current V9 = 1.4V 5 µA

I

9

Leakage Current V9 = -5V 1 µA

I

9

Vertical Sync. Pulse Output Voltage No Load Pin10 11 V

10

Output Resistance 10 kΩ

10

Delay between Leading Edge of Input and Output

LV

Signals Delay between Trailing Edge of Input and Output

LV

Signals

t

Vertical Sync Pulse Duration 190 µs

V

= 12V, TA = 25oC, unless otherwise specified)

S

4V

17 µs

50 µs

o

C/W

1180P-02.TBL

1180P-03.TBL

3/12

TDA1180P

ELECTRICAL CHARACT E RISTICS (continued)

(refer to the test circuit, V

Symbol Parameter Test conditions Min. Typ. Max. Unit

PROTECTION CIRCUIT

V

R

FLYBACK PULSE

V V

OUTPUT PULSE

V

R

COMPOSITE BLANKING AND KEY PULSE

V V

R

t

INTERNAL GATING PULSE

COINCIDENCE DETECTOR

V

I

VCR SWITCH

V

- I I

TIME CONSTANT SWITCH

V

R

Input Voltage for Switching off the Output Pulses Output Pulses OFF

4

Input Resistance 200 kΩ

4

Input Current 5 µA

I

4

Input Threshold Voltage of Blanking Generator 1.8 V

6

Input Threshold Voltage of Phase Comparator 7.6 V

6

Input Switching Current V6 ≥ 1.7V 0.45 mA

I

6

Peak-to-Peak Output Voltage I3 = 150 mApp 10 V

3

Output Current V3 = 5V 500 mA

I

3

Output Resistance At Leading Edge of

3

Output Pulse Duration 20 22 26 µs

t

p

Key Pulse Output Peak Voltage 9 11 V

7k

Blanking Pulse Output Voltage 4.2 4.5 4.8 V

7B

Output Resistance 100 Ω

7

Phase Relation Between Trailing Edge of Key

sk

Pulse and Middle of Sync. Input Pulse Key Pulse Duration 3.5 3.8 µs

t

k

Delay between Flyback Pulse and Blanking Pulse V6 = 1.7V 0.2 µs

fb

Gating Pulse Duration 7.5 µs

t

g

t Phase Relation between Middle of Sync. Pulse

and Trailing and Leading Edge of Gating Pulse

Output Voltage With Coincidence

11

Peak Output Current 0.5 mA

11

Input Voltage 0 to 4 or 8.5 to 12 V

11

Output Current 35 µA

11

Output Current 0.4 mA

11

Output Voltage 3V

12

Output Resistance 4.5V < V11 < 8V

12

= 12V, TA = 25oC, unless otherwise specified)

S

Output Pulses ON 1

output pulse At Training Edge of Output Pulse

Without Coincidence

> 8.5V or V11 < 4V

V

11

0.5 V

3

20

2.7 µs

3.75 µs

6.8 4

100

40

Ω Ω

V V

Ω

kΩ

1180P-04.TBL

4/12