ELECTRICAL OPERATING CHARACTERISTICS (continued)

Symbol

Parameter

Min.

Typ.

Max.

Unit

SYNCH SEPARATOR (Pins 26-27) (continued)

Positive Current

0

- 0.75

- 1

nA

Negative Current

17

25

36

µA

PULSE FOR KEYED AGC (Pin 20) - Positive (function : without video signal : low level, with video signal : key pulses)

Output Current

5mA

0.25

0.4

V

Pulse width (synchro pulse is always inside the key pulse)

6.5

8

8.5

µs

VCO (Pins 17-18 and 19)

Frequency control range after line divider

(ceramic resonator : 503 kHz)

15.30 to

16.10

kHz

PHASE COMPARATOR

ϕ 1 (Pin 22)

Output Current Low Loop Gain

± 0.35

± 0.50 ± 0.65

mA

Output Current High Loop Gain

± 1

± 1.5

± 2mA

Window Pulse Width

7

10

13

µs

VCR SWITCHING (Pin 23)

Threshold Voltage VCR Operating

1.7

2.2

2.7

V

- 0.030

- 0.25

- 1

mA

VIDEO IDENTIFICATION (Pin 24)

0.2

0.6

V

5

6.5

0.6

V

µA)

11

11.5

7.5

V

VIDEO IDENTIFICATION (Pin 25)

Output Current (charging the capacitor)

0.5

0.75

1

mA

Identification Time (charging the capacitor)

1.3

1.7

2.2

µs

Threshold (voltage changing from lower to higher value)

4

4.5

5

V

Hysteresis

150

240

400

mV

H-RAMP GENERATOR (Pin 13)

Charge Current

185

200

215

µA

Base Voltage of Saw-tooth

0.5

V

Discharge Current

3.5

7

mA

SUPER SANDCASTLE (Pin 11)

9

V

4

4.5

5

V

Frame Blanking Pulse Level Output Voltage

2

2.5

3

V

Delay between Middle of Synch Pulse (pin 27) and Leading

Edge of Burst Key Pulse

2.3

3

µs

Duration of Burst Key Pulse

3.7

4

5

µs

Delay between SSC Cutting at Pin 12 and Line Blanking Pulse

0.35

µs

NEGATIVE LINE FLY-BACK INPUT (Pin 12)

Threshold for SMPS Safety

1.1

V

Threshold for Blanking

11

11.5

12

V

Threshold for PLL2

- 1

V

- 200

µA

-3

3

µA

0

- 80

µA

0

-1

- 2

mA

Line Blanking Trigger

80

µA

TEA2029C

5/9