SGS-THOMSON TDA1180P Technical data

TDA1180

TDA1180P

TV HORIZONTAL PROCESSOR

■NOISE GATED HORIZONTAL SYNC SEPARATOR

■NOISE GATED VERTICAL SYNC SEPARATOR

■HORIZONTAL OSCILLATOR WITH FREQUENCY RANGE LIMITER

■PHASE COMPARATOR BETWEEN SYNC PULSES AND OSCILLATOR PULSES (PLL)

■PHASE COMPARATOR BETWEEN FLYBACK PULSES AND OSCILLATOR PULSES (PLL)

■LOOP GAIN AND TIME CONSTANT SWITCHING ( VCR)

■COMPOSITE BLANKING AND KEY PULSE GENERATOR

■PROTECTION CIRCUITS

■OUTPUT STAGES WITH HIGH CURRENT CAPABILITY

DESCRIPTION

The TDA1180P is a horizontal processor circuit for b.w. and colour monitors. It is a monolithic integrated circuit encapsulated in 16-lead dual in-line plastic package.

DIP16

(Plastic Package)

ORDER CODE : TDA1180P

PIN CONNECTIONS

SUPPLY VOLTAGE		1	16		GROUND
NEGATIVE OUTPUT		2	15		OSCILLATOR CONTROL CURRENT
POSITIVE OUTPUT		3	14		OSCILLATOR
PROTECTION CIRCUIT INPUT		4	13		CONTROL CURRENT OUTPUT
PHASE SHIFTER FILTER		5	12		TIME CONSTANT SWITCH
FLYBACK INPUT		6	11		COINCIDENCE DETECTOR
KEY AND BLANKING PULSE OUTPUT		7	10		VERTICAL SYNC. OUTPUT
SYNC. SEPARATOR INPUT		8	9		VERTICAL SYNC. SEPARATOR INPUT

1180P-01.EPS

May 1993

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VS					VS

VS
			10	7	6	1	5	4
				Composite Key		Phase	Phase Shifter
		Vertical Sync.	Vertical Sync.			Comparator		Protection
	9			and Blanking	Pulse Shaper		and		2
		Separator	Output Stage			(Oscillator		Switch
				Pulse Generator			Pulse Shaper
						Flyback)
VS		Noise	Pulse
Video		Gate	Shaper
Signal
		Sync.	Sync.	Vertical Sync.	Phase			Under
	8				Comparator	Oscillator		Voltage
		Separator	Gate	Blanking
					(Oscillator Sync.)			Protection
			Coincidence	Time Constant		Voltage		Output
				and Control					3
						Limiter
			Detector					Stage
				Current Switch
			11	12	13	15	14	16
							VS
				VCR
						Frequency

DIAGRAM BLOCK	TDA1180P

1180P-02.EPS

			TDA1180P
ABSOLUTE MAXIMUM RATINGS
Symbol	Parameter		Value	Unit
VS	Supply voltage (Pin 1)		15	V
V2	Voltage at Pin 2		18	V
V4	Voltage at Pin 4		VS
V8	Voltage at Pin 8		- 6 , VS	V
V9	Voltage at Pin 9		± 6	V
V11	Voltage at Pin 11		VS
I2	Pin 2 peak current		1	A
I3	Pin 3 peak current		0.5	A
I6	Pin 6 current		30	mA
I7	Pin 7 current		20	mA
I10	Pin 10 current		30	mA	-01.TBL
Ptot	Total power dissipation at Tamb ≤ 70oC		1	W
					1180P
Tstg , Tj	Storage and junction temperature		- 40 , + 150	oC
THERMAL DATA					-02.TBL
Symbol	Parameter		Value	Unit
					1180P
Rth (j-a)	Thermal Resistance Junction-Ambient	Max	80	oC/W

ELECTRICAL CHARACTERISTICS

(refer to the test circuit, VS = 12V, TA = 25oC, unless otherwise specified)

Symbol	Parameter	Test conditions		Min.	Typ.	Max.	Unit
VS	Supply voltage range			9.5	12	13.2	V
IS	Supply current	I3 = 0			42	52	mA
VS	Supply voltage at which the output pulses					4	V
	(at pin 2 and 3) are switched off
HORIZONTAL SYNC. SEPARATOR
VI	Peak to peak input signal			1	3	6	V
V8	Input switching voltage	I8 =	80 μA		1.5		V
I8	Input switching current	V8 =	1.4V		10		μA
I8	Leakage current	V8 = -5V				1	μA
VERTICAL SYNC. SEPARATOR
VI	Peak to Peak Input Signal			1	3	6	V
V9	Input Switching Voltage	I9= 80μA			1.5		V
I9	Input Switching Current	V9 =	1.4V		5		μA
I9	Leakage Current	V9 = -5V				1	μA
V10	Vertical Sync. Pulse Output Voltage	No Load Pin10		11			V
R10	Output Resistance				10		kΩ
tLV	Delay between Leading Edge of Input and Output				17		μs
	Signals
tLV	Delay between Trailing Edge of Input and Output				50		μs	03.TBL
	Signals
								-
tV	Vertical Sync Pulse Duration				190		μs	1180P

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TDA1180P

ELECTRICAL CHARACTERISTICS (continued)

(refer to the test circuit, VS = 12V, TA = 25oC, unless otherwise specified)

Symbol	Parameter	Test conditions	Min.	Typ.	Max.	Unit
PROTECTION CIRCUIT
V4	Input Voltage for Switching off the Output Pulses	Output Pulses OFF	1		0.5	V
		Output Pulses ON
R4	Input Resistance			200		kW
I4	Input Current		5			mA
FLYBACK PULSE
V6	Input Threshold Voltage of Blanking Generator			1.8		V
V6	Input Threshold Voltage of Phase Comparator			7.6		V
I6	Input Switching Current	V6 ³ 1.7V		0.45		mA
OUTPUT PULSE
V3	Peak-to-Peak Output Voltage	I3 = 150 mApp		10		V
I3	Output Current	V3 = 5V		500		mA
R3	Output Resistance	At Leading Edge of		3		W
		output pulse				W
		At Training Edge of		20
		Output Pulse
tp	Output Pulse Duration		20	22	26	ms
COMPOSITE BLANKING AND KEY PULSE
V7k	Key Pulse Output Peak Voltage		9	11		V
V7B	Blanking Pulse Output Voltage		4.2	4.5	4.8	V
R7	Output Resistance			100		W
tsk	Phase Relation Between Trailing Edge of Key			2.7		ms
	Pulse and Middle of Sync. Input Pulse
tk	Key Pulse Duration		3.5	3.8		ms
tfb	Delay between Flyback Pulse and Blanking Pulse	V6 = 1.7V			0.2	ms
INTERNAL GATING PULSE
tg	Gating Pulse Duration			7.5		ms
t	Phase Relation between Middle of Sync. Pulse			3.75		ms
	and Trailing and Leading Edge of Gating Pulse
COINCIDENCE DETECTOR
V11	Output Voltage	With Coincidence		6.8	4	V
		Without Coincidence				V
I11	Peak Output Current			0.5		mA
VCR SWITCH
V11	Input Voltage		0 to 4 or 8.5 to 12			V
- I11	Output Current		35			mA
I11	Output Current		0.4			mA
TIME CONSTANT SWITCH
							04.TBL-
V12	Output Voltage			3		V
R12	Output Resistance	4.5V < V11 < 8V		100		W	1180P
		V11 > 8.5V or V11 < 4V		40		kW

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