TDA9144 View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

TDA9144

I2C-bus controlled, alignment-free PAL/NTSC/SECAM decoder/sync processor with PALplus helper demodulator

Philips Electronics 

Philips Semiconductors

I2C-bus controlled, alignment-free PAL/NTSC/SECAM

decoder/sync processor with PALplus helper demodulator

Preliminary specification

TDA9144

QUICK REFERENCE DATA

SYMBOL

VCC

ICC

VCVBS(p-p)

VY(p-p)

VC(p-p)

VY(out)

VY(out)

VY(out)(p-p)

VU(out)(p-p)

VV(out)(p-p)

VSC(bl)

VSC(clamp)

VVA

VHA

VLLC(p-p)

VR,G,B(p-p)

Vclamp(I/O)

Vsub(p-p)

VOPORT

PARAMETER

positive supply voltage

supply current

CVBS input voltage (peak-to-peak value)

luminance input voltage

(peak-to-peak value)

chrominance burst input voltage

(peak-to-peak value)

luminance black-white output voltage

luminance PALplus output voltage

maximum luminance helper signal output

voltage (peak-to-peak value)

U output voltage (peak-to-peak value)

V output voltage (peak-to-peak value)

sandcastle blanking voltage level

sandcastle clamping voltage level

VA output voltage

HA output voltage

LLC output voltage amplitude

(peak-to-peak value)

RGB input voltage (peak-to-peak value)

clamping pulse input/output voltage

subcarrier output voltage amplitude

(peak-to-peak value)

port output voltage

CONDITIONS

top sync-white

top sync-white

black-white

standard colour bar

standard colour bar

0 to 100% saturation

MIN.

7.2

50

−

−

TYP.

8.0

60

1.0

1.0

MAX. UNIT

8.8 V

70

mA

1.43 V

1.43 V

−

0.3 0.6 V

−

1.0 −

V

−

0.8 −

V

−

686 −

mV

−

1.33 −

V

−

1.05 −

V

2.2 2.5 2.8 V

4.2 4.5 4.8 V

4.0 5.0 5.5 V

4.0 5.0 5.5 V

250 500 −

mV

−

0.7 1.0 V

−

5.0 −

V

150 200 300 mV

4.0 5.0 5.5 V

1996 Jan 17

3

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