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STV6436

Electrical Characteristics

2.3.3

Cb/Cr Section

unless otherwise specified.

2.3.4

Mute Section

unless otherwise specified.

Note: 1 When the MUTE pin is left open, its voltage is defined by an internal voltage divider performed by a

42 k

Ω resistor to Vcc and 18 kΩ resistor to GND.

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Sync clamp input (Cr,Cb)

Sync signal on Y input

3.0

V

C

Clamping Current, Sync clamp

Sync clamp input (Cr,Cb)

100

µA

Input Capacitance

2

pF

Max Input Signal

1

DYN

Dynamic Output Signal

2

DC Output Voltage

(Cr and Cb Outputs)

Black Level sync signal on Y2

input

1.5

V

PF1

-1 dB Bandwidth (Flatness)

4.0

4.5

MHz

PF3

-3 dB Bandwidth

7MHz

PSBR

Stopband Rejection

27 MHz versus 100 kHz

- 40

dB

Flatness

Spread of Gain in Video Bands

Band = 15 kHz to 5 MHz

±0.5

dB

PCTo

Crosstalk Isolation of Cr or Cb from

Y1, Y2 and CVBS Channels

on Y1 or Y2 or CVBS input,

55

dB

Output Resistance

5

10

Ω

GP

Gain on Cr and Cb channels

5.566.5

dB

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

MUTE Voltage for Y1/C/CVBS muted

and Y2/Cr/Cb muted

Pin MUTE to GND or logical 0

0

1.1

V

MUTE Voltage for Y1/C/CVBS active

and Y2/Cr/Cb muted

Pin MUTE opened (not

1.3

1.7

V

MUTE Voltage for Y1/C/CVBS muted

and Y2/Cr/Cb active

Pin MUTE connected by 22 k

Ω to

1.9

4

V

MUTE Voltage for Y1/C/CVBS active

and Y2/Cr/Cb active

Pin MUTE to VCC (5V)

4.2

Vcc

V