TDA9116 datasheet(17/47 Pages) STMICROELECTRONICS

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TDA9116

17/47

7.9 - MISCELLANEOUS

VCC = 12V, Tamb = 25°C

Symbol

Parameter

Test Conditions

Value

Units

Min.

Typ.

Max.

Vertical blanking and horizontal lock indication composite output HLckVBk

ISinkLckBk

Sink current to HLckVBk pin

(39)

100

µA

VOLckBk

Output voltage on HLckVBk output

0.1

1.1

Horizontal moiré canceller

Modulation of TH by H-moiré function

HMoiMode=0 (internal)

HMOIRE (Sad02):

x0000000b

x1111111b

0.04

VAC-HMoiré

H-moiré pulse amplitude on HMoiré pin

HMoiMode=1 (external)

Rext=10k

Ω

HMOIRE (Sad02):

x0000000b

x1111111b

0.1

2.1

VDC-HMoiré

DC level on HMoiré pin

HMoiMode=0 (internal)

Rext=10k

Ω

VOLCTRL (Sad04):

x0000000b

x1111111b

HMoiMode=1 (external)

Rext=10k

Ω

0.1

Vertical moiré canceller

VV-moiré

Amplitude of modulation of V-drive sig-

nal on VOut pin by vertical moiré.

VMOIRE (Sad0Bh):

x0000000b

x1111111b

Protection functions

VThrXRay

Input threshold on XRay input(40)

7.65

7.9

8.2

tXRayDelay

Delay time between XRay detection

event and protection action

2TH

VCCEn

VCC value for start of operation at VCC

ramp-up(41)

8.5

VCCDis

VCC value for stop of operation at VCC

ramp-down(41)

6.5

Control voltages on HPosF pin for Soft start/stop operation(18)(42)

VHOn

Threshold for start/stop of H-drive sig-

nal

VBOn

Threshold for start/stop of B-drive sig-

nal

1.7

VHBNorm f

Threshold for full operational duty cycle

of H-drive and B-drive signals

2.4

VHPos

Voltage on HPosF pin as function of ad-

justment of

HPOS register

Normal operation

HPOS (Sad01)

0000000xb

1111111xb

4.0

2.8

V.blank

H.lock

Yes

moire

–

()

∆

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