TB1239BF 데이터 시트보기 (PDF) - Toshiba

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TB1239BF

Bi-CMOS Integrated Circuit Silicon Monolithic

Toshiba 

Bus Control Function

Write Mode

Slave Address: 88H/8AH/8EH

Item/Number of Bits

TINT/⑥

P/N GW/①

P/N ID/①

SUB-COLOR/④

SUB-CONTRAST/④

SHARPNESS f0/②

SHARPNESS EQ/②

SHARPNESS GAIN/④

Y-OUT LEVEL/⑥

BS POINT/②

C-OUT LEVEL/⑥

DC REST/②

BPF f0/②

BPF Q/②

FILTER SW/①

C-TRAP SW/①

S-D TRAP/①

LPF/①

COLOR SYSTEM/③

Y-DL/④

N-COMB/①

VIDEO SELECT/④

RGB SELECT/②

HALF TONE/①

Function

Variable Range

TINT adjustment for NTSC

00H: -33 deg to 3F H: +33 deg

(1LSB = 1.1 deg)

PAL/NTSC gate width

0: 2.0 ms, 1: 3.2 ms

PAL/NTSC sensitivity SW

0: Normal, 1: Low

Sub-color control

0 H: -2 dB to F H: 2 dB

Sub-contrast control

0 H: -2 dB to F H: 2 dB

Sharpness center frequency changing

00: 2.5 MHz, 01: 3.2 MHz

10: 4.0 MHz, 11: OFF

Sharpness equalizer characteristic

00: 1: 1.2, 01: 1: 1

(evaluation with 2T-pulse)

10: 1.2: 1, 11: 1.4: 1

Sharpness gain control

0 H: -6 dB to F H: 6 dB

Y output level control (pin 21)

Black Stretch start point changing

00 H: 0.5 to 3 F H: 1.6 Vp-p

00: OFF (by-pass), 01: 20 IRE

10: 30 IRE, 11: 40 IRE

Cb/Cr output level control (pin 22/23)

DC restoration ratio adjustment

00 H: 0.5 to 3 F H: 1.6 Vp-p

00: 100％, 01: 95％

10: 90％, 11: 85％

BPF/TOF f0 adjustment

00: -400 kHz, 01: +0 kHz,

10: +400 kHz, 11: OFF (by-pass)

BPF/TOF Q adjustment

00: 1.0, 01: 1.5

10: 2.0, 11: 2.5

BPF/TOF switch

0: BPF, 1: TOF

Chroma trap switch

0: ON, 1: OFF

SECAM double trap switch

0: OFF, 1: ON

Y/Cb/Cr LPF switch

0: ON, 1: OFF (by-pass)

Color system switching

000: Europe automatic

Europe automatic mode;

4.43PAL, 4.43NTSC, 3.58NTSC,

SECAM

South America automatic mode;

3.58NTSC, M-PAL, N-PAL

Refer to FUNCTION DESCRIPTION.

001: South America automatic

010: 3.58 NTSC

011: 4.43 NTSC

100: 4.43 PAL

101: SECAM

110: M-PAL, 111: N-PAL

Y-DL time adjustment (1LSB = 40 ns)

0000: 120 to 1010: 520 ns

Refer to FUNCTION DESCRIPTION.

1011 to 1111: don’t use

1 H addition switch, when NTCS.

0: OFF, 1: ADD

Selection of input video signals

Refer to

FUNCTION DESCRIPTION.

Selection of input sources.

00: Main, 01: YCbCr1

Refer to FUNCTION DESCRIPTION.

10: RGB1, 11: don’t use

Half tone gain switch

0: -10 dB, 1: -6 dB

14

TB1239BF

Preset

0 deg

2.0 ms

Normal

0 dB

0 dB

2.5 MHz

1: 1.2

0 dB

1.05 Vp-p

OFF

1.05 Vp-p

100％

-400 kHz

1.0

BPF

ON

OFF

ON

Europe automatic

320 ns

OFF

0000

Main

-10 dB

2002-02-12

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