TDA1180P datasheet(4/12 Pages) STMICROELECTRONICS

4 / 12 page

ELECTRICAL CHARACTERISTICS (continued)

(refer to the test circuit, VS = 12V, TA = 25

oC, unless otherwise specified)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

PROTECTION CIRCUIT

Input Voltage for Switching off the Output Pulses

Output Pulses OFF

Output Pulses ON

0.5

Input Resistance

200

Ω

Input Current

µA

FLYBACK PULSE

Input Threshold Voltage of Blanking Generator

1.8

Input Threshold Voltage of Phase Comparator

7.6

Input Switching Current

≥ 1.7V

0.45

OUTPUT PULSE

Peak-to-Peak Output Voltage

I3 = 150 mApp

Output Current

V3 = 5V

500

Output Resistance

At Leading Edge of

output pulse

At Training Edge of

Output Pulse

Ω

Output Pulse Duration

µs

COMPOSITE BLANKING AND KEY PULSE

V7k

Key Pulse Output Peak Voltage

V7B

Blanking Pulse Output Voltage

4.2

4.5

4.8

Output Resistance

100

Ω

tsk

Phase Relation Between Trailing Edge of Key

Pulse and Middle of Sync. Input Pulse

2.7

µs

Key Pulse Duration

3.5

3.8

µs

tfb

Delay between Flyback Pulse and Blanking Pulse

V6 = 1.7V

0.2

µs

INTERNAL GATING PULSE

Gating Pulse Duration

7.5

µs

Phase Relation between Middle of Sync. Pulse

and Trailing and Leading Edge of Gating Pulse

3.75

µs

COINCIDENCE DETECTOR

V11

Output Voltage

With Coincidence

Without Coincidence

6.8

I11

Peak Output Current

0.5

VCR SWITCH

V11

Input Voltage

0 to 4 or 8.5 to 12

- I11

Output Current

µA

I11

Output Current

0.4

TIME CONSTANT SWITCH

V12

Output Voltage

R12

Output Resistance

4.5V < V11 < 8V

V11 > 8.5V or V11 < 4V

100

Ω

TDA1180P

4/12

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