ML6431 データシートの表示（PDF） - Micro Linear Corporation
部品番号
コンポーネント説明
メーカー
ML6431
Micro Linear Corporation
ML6431 Datasheet PDF : 33 Pages
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ML6430/ML6431
3H
525
1
2
3
3H
4
5
6
FIELD 1
Vertical Blanking Interval
3H
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
H Start of
H
H
H/2
H
Field 1
FIELD 2
Vertical Blanking Interval
262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284
H/2 Start of
Field 2
VBLANK
Pin 24
9 or 16 Lines
FRESET
Pin 22
FIELDID
Pin 17
½ Line
(Odd Vertical Intervals Only)
Low For Odd Fields
FIELDID
Pin 17
High For Even Fields
Figure 2. NTSC Field Rate Waveforms
END OF FOURTH FIELD (ODD)
WHITE LEVEL
FIELD BLANKING (25 LINES + LINE BLANKING)
BEGINNING OF FIRST FIELD (EVEN)
} BLACK LEVEL
BLANKING LEVEL
SYNC LEVEL
622 623 624 625
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
23
2.5 LINES
5
EQUALIZING
PULSES
2.5 LINES
FIELD SYNC
5 BROAD
PULSES
2.5 LINES
5
EQUALIZING
PULSES
END OF FIRST FIELD (EVEN)
WHITE LEVEL
BEGINNING OF SECOND FIELD (ODD)
} BLACK LEVEL
BLANKING LEVEL
SYNC LEVEL
310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 336
VBLANK
Pin 24
FRESET
Pin 22
ODDFLD
Pin 17
BROAD PULSE
SEPARATION
4.7µs ± 100ns
7.5 or 16 Lines
½ Line
(Second Field Vertical Interval Only)
High for Second Field, Low for First Field
Figure 3. PAL 625 Field Rate Waveforms
11
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