AN5195K-C 查看數據表（PDF） - Panasonic Corporation

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AN5195K-C

Single chip IC for PAL/NTSC color TV (built-in I2C bus interface)

Panasonic Corporation 

AN5195K-C

ICs for TV

s Electrical Characteristics at Ta = 25°C (continued)

Parameter

Symbol

Conditions

Min Typ Max Unit

Chroma signal processing circuit (continued) Burst 150 mV[p-p] (PAL), reference is B-out

CW output level (3.58 MHz) VCWN AC component, when VCO is set at 3.58 MHz   50 mV[p-p]

CW output level period (SECAM) TCW CW output period at SECAM and PAL 1.31 1.41 1.51 ms

SECAM discrimination current ISECAM Minimum value for taking out current 50 100 150 µA

from pin 59 and discriminating as SECAM

SECAM discrimination output VSE V5 data, when SECAM signal inputted 4.5 5.0 

V

0A−D6 = 1, 0A−D7 = 0, SECAM det. out

PAL/NTSC DC level

SECAM DC level

RGB processing circuit

V59PN V59 DC level at PAL/NTSC

V59S V59 DC level at SECAM

DAC data are typical

0.8 1.3 1.65 V

4.1 4.6 5.1 V

Drive adjustment range

GDV AC change amount of R, B-out,

5

6

7

dB

when drive adjustment max. and min.

Cut-off adjustment range

VCUTOFF DC change amount of R,G,B-out,

2.1 2.4 2.7 V

when cutoff adjustment max. and min.

YS threshold voltage

VYSON Minimum DC voltage, when YS turns on 1.0  

V

YS threshold voltage

VYSOFF Maximum DC voltage, when YS turns off   0.4

V

External RGB pedestal difference voltage ∆VEPL YS = 5 V

−200 0 200 mV

Internal and external pedestal

difference voltage

∆VPL/IE Internal-external

200 0 200 mV

External RGB output voltage VERGB Input 0.7 V[p-p], contrast 03 = 20 (typ.) 1.8 2.2 2.7 V[p-p]

External RGB output difference voltage ∆VERGB Output ratio of external R,G,B-out

0.8 1.0 1.2 Times

External RGB contrast variable ECmax/min 03 = 3F

range

03 = 00

12 17 22 dB

External RGB frequency characteristics fRGBC

Internal and external RGB

VE/I

output voltage ratio

Input 0.2 V[p-p]

8 10  MHz

External 0.7 V[p-p]/internal 0.6 V[p-p] 0.78 0.92 1.06 Times

input, contrast 03 = 20 (typ.)

Synchronizing signal processing circuit

Horizontal free-running

oscillation frequency

fHO Without sync. signal input

15.33 15.63 15.93 kHz

Horizontal output pulse duty cycle τHO Upward going pulse duty cycle

31 37 43 %

Horizontal pull-in range

fHP Difference from fH = 15.625 kHz

±500 ±650  Hz

PAL vertical free-running

oscillation frequency

fVO-P Data 01−D7 = 1, 02−D7 = 0

48 50 52 Hz

Forced 50 Hz mode, no sync. signal input

NTSC vertical free-running

oscillation frequency

fVO-N Data 01−D7 = 1, 02−D7 = 1

58 60 62 Hz

Forced 60 Hz mode, no sync. signal input

Vertical output pulse width

PAL vertical pull-in range

NTSC vertical pull-in range

Horizontal output voltage (H)

Horizontal output voltage (L)

τVO For both PAL/NTSC

9 10 11 1/fH

fVP-P fH = 15.625 kHz, forced 50 Hz mode 46  54

Hz

fVP-N fH = 15.75 kHz, forced 60 Hz mode 56  64

Hz

V56H High-level DC voltage

2.9 3.2 3.5 V

V56L Low-level DC voltage

  0.3 V

8

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