STV2216 datasheet(12/26 Pages) STMICROELECTRONICS

12 / 26 page

ELECTRICAL CHARACTERISTICS (VCC =9V, Tamb =25

oC, unless otherwise specified) (continued)

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

CHROMINANCE BANDPASS

Center Frequency

-0.2

fosc

+0.4

MHz

QBP

Bandpass Quality Factor

3.0

3.8

4.7

ACC CAPACITOR (Pin 5)

IC5

Charging Current

During burst gate window

250

µA

IL5

Leakage Current

0.2

µA

ACC OVERLOAD CAPACITOR (Pin 17)

IC17

Charging Current

12.5

µA

IL17

Leakage Current

0.2

µA

Vth-17

Chroma Regulation Level

referred to nom. chroma level

CHROMA PLL (Pins 2-3)

CR2-3

Catching Range

Q = 4.43MHz (Pin 3)

Q = 3.58MHz (Pin 2)

±600

±500

PLL LOOP FILTER (Pin 4)

IC4

Control Current

During burst gate window

400

µA

IL4

Leakage Current

µA

HUE CONTROL (in NTSC mode only)

CRHUE

HUE Control Range

±25

±45

±65

Deg

COLOR DIFFERENCE OUTPUT SIGNALS (Pins 40-41)

PAL /NTSC DEMODULATORS

VP40

R-Y Output signal Amplitude

(Pin 40)

|RED-BLUE| axes = 90

100/75 colour bar, PAL mode

0.40

0.53

0.65

VPP

VP41

B-Y Output Signal Amplitude

(Pin 41)

|RED-BLUE| axes = 90

100/75 colour bar, PAL mode

0.50

0.62

0.75

VPP

GPAL

Gain Ratio

of both Demodulators (B-Y)/(R-Y)

|RED-BLUE| axes = 90

100/75 colour bar, PAL mode

1.0

1.15

1.30

VN40

R-Y Output signal Amplitude

(Pin 40)

|RED-BLUE| axes = 90

100/75 colour bar, NTSC mode

0.35

0.45

0.55

VPP

VN41

B-Y Output Signal Amplitude

(Pin 41)

|RED-BLUE| axes = 90

100/75 colour bar, NTSC mode

0.42

0.55

0.65

VPP

GNTSC90

Gain Ratio

of both Demodulators (B-Y)/(R-Y)

|RED-BLUE| axes = 90

100/75 colour bar, NTSC mode

1.0

1.25

1.45

GNTSC104

Gain Ratio

of both Demodulators (B-Y)/(R-Y)

|RED-BLUE| axes = 104

100/75 colour bar, NTSC mode

1.0

1.15

1.30

VPNDC

Output Voltage when colour killed

5.1

5.6

6.1

PAL/NTSC (90

o) MATRIX

G/R

(G-Y)/(R-Y)

-0.62

-0.51

-0.4

G/B

(G-Y)/(B-Y)

-0.30

-0.19

-0.15

NTSC (104

o) MATRIX

NG/R

(G-Y)/(R-Y)

-0.29

NG/B

(G-Y)/(B-Y)

-0.22

AUTOMATIC FLESH CONTROL (see Figure 8)

FleshNom.

Nominal Flesh Tint Phase

118

Deg

FleshDv1

Phase Shift when Auto Flesh on

At FleshNom.

0Deg

FleshDev2A

FleshDev2B

Maximum Phase Correction

± 12

± 20

Deg

FleshMax.A

FleshMax.B

Chroma Input Phase at Max.

Correction

ref. to FleshNom. R10D5 = 0

ref. to FleshNom. R10D5 = 1

± 30

± 45

Deg

FleshRangeA

FleshRangeB

Auto Flesh Control Range

ref. to FleshNom. R10D5 = 0

ref. to FleshNom. R10D5 = 1

± 60

± 90

Deg

STV2216

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