Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Vertical Free–Running Frequency

–

42

–

Hz

Nominal Vertical Sync Range

50

–

110

Hz

Voltage on Pin15

2.8

3.0

3.2

V

Delay Between Sync Pulse and Start of Vertical

Scan in VGA/XGA Mode

Measured on Pin8,

Activated by an External

Resistor on Pin7

500

575

650

µs

Delay Between Sync Pulse and Start of Vertical

Scan in Autosync Mode

Measured on Pin8,

240

300

360

µs

Control Current for Amplitude Control

–

±200

–

µA

Capacitor for Amplitude Control

–

–

0.18

µF

Vertical Differential Output

Differential Output Current Between Pin5 and

Pin6 (Peak–to–Peak Value)

0.9

1.0

1.1

mA

Maximum Offset Current Error

–

–

±2.5

%

Maximum Linearity Error

–

–

±1.5

%

Vertical Amplitude Adjustment (In Percent of Output Signal)

Input Voltage

–

5.0

–

V

Adjustment Current

–110

–120

–135

µA

–

0

–

µA

VGA Mode–Dependent Pre–Settings Activated

by an External Resistor on Pin7

Mode 1

Table 2,Note 2

116.1

116.8

117.4

%

Mode 2

101.6 102.2 102.8

%

Mode 3

–

100

–

%

Mode 4

–

100

–

%

Autosync Operation

(VGA Operation Disabled)

Table 2, Note 2,

–

100

–

%

E/W Output (Note 2)

Bottom Output Signal During Mid–Scan (Pin11)

Internally Stabilized

1.05

1.2

1.35

V

Top Output Signal During Flyback

4.2

4.5

4.8

V

Temperature Coefficient of Output Signal

TC

–

–

250

E/W Amplitude Adjustment (Parabola)

Input Voltage (Pin14)

–

5.0

–

V

Adjustment Current

100% Parabola

–110

–120

–135

µA

Typicall 28% Parabola

–

0

–

µA

Note 2.

Note 3. Parabola amplitude tracks with mode–dependent vertical amplitude but not with vertical

amplitude adjustment. Tracking can be achieved by a resistor from vertical amplitude

potentiometer to Pin14.