參數(shù)資料
型號(hào)： TPU3035PK
元件分類： 圖文
英文描述： TELETEXT DECODER, PDIP40
封裝： PLASTIC, DIP-40
文件頁數(shù)： 60/72頁
文件大?。?/td> 347K
代理商： TPU3035PK
TPU 3035, TPU 3040, TPU 3050
PRELIMINARY DATA SHEET
63
Micronas
0292 H
0294 H
Write
ACQ TTX BITSLICER FREQUENCY HIGH
ACQ VPS BITSLICER FREQUENCY HIGH
Bit
Reset
Function
3
1
1 = PHINC enable
phase inc = Freq*(1
)1/8) before framing code
phase inc = Freq*(1
)1/16) after framing code
0 = PHINC disable
phase inc = Freq
2 to 0
–
3 MSBs of bitslicer frequency
Freq
= 211 * Bitfreq / 20.25MHz
= 702 for PAL
= 579 for NTSC
= 506 for VPS or WSS
= 153 for CAPTION
0295 H
Write
ACQ FILTER COEFFICIENT
Bit
Reset
Function
5 to 0
07 H
high pass filter coefficient in 2’s complement
100000 = not allowed
100001 = *31
000000 =
0
011111 = )31
0296 H
Write
ACQ DATA SLICER
Bit
Reset
Function
5 to 0
0D H
6-bit binary data slicer level is compared with ABS[data]
(
*32≤data≤)31)
0297 H
Write
ACQ ACCUMULATOR MODE
Bit
Reset
Function
3
0
1 = soft error correction disable
0 = soft error correction enable
2
1
1 = AC & FLT accu disable
(only during VPS&CAPTION line)
0 = AC & FLT accu enable
1
0
1 = DC accu disable
0 = DC accu enable
0
1 = reset DC & AC & FLT accu
(one shot)
0 = no action
0298 H
0299 H
Read
ACQ AC ACCUMULATOR
ACQ FLT ACCUMULATOR
Bit
Reset
Function
all
–
8 MSBs of 16bit accu
accu increment is 6-bit binary ABS[data-slicer_level]
(
*32≤data≤)31)
these 8 MSBs are reset after read
read must occur when accu is not active
029A H
Write
ACQ PACKET HEADER LOW
Bit
Reset
Function
all
00 H
8 LSBs of MAC packet address
相關(guān)PDF資料
PDF描述
TPU3035PO TELETEXT DECODER, PDIP52
TPU3035PQ TELETEXT DECODER, PQCC44
TPU3050PK TELETEXT DECODER, PDIP40
TPU3050PO TELETEXT DECODER, PDIP52
TPU3050PQ TELETEXT DECODER, PQCC44
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPU304 制造商:未知廠家 制造商全稱:未知廠家 功能描述:TRANSISTOR | JFET | P-CHANNEL | 30MA I(DSS) | TO-226AA
TPU3040 制造商:MICRONAS 制造商全稱:MICRONAS 功能描述:Teletext Processors
TPU3040(DIP40) 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Teletext Circuit
TPU3040(PDIP40) 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Microprocessor
TPU3040(PSDIP52) 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Microprocessor
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