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參數(shù)資料
| 型號(hào)： | STV8236 |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | Multistandard TV Audio Processor and Digital Sound Demodulator |
| 中文描述： | 多標(biāo)準(zhǔn)電視音頻處理器和數(shù)字聲音解調(diào)器 |
| 文件頁(yè)數(shù)： | 53/97頁(yè) |
| 文件大小： | 1871K |
| 代理商： | STV8236 |
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STV82x6
Register List
SCOEFF
Channel 2 Symbol Tracking Loop Coefficients
SRF
Channel 2 Symbol Tracking Loop Frequency
CRF2
Channel 2 Baseband PLL Demodulator Offset
Address (hex): 35h
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
SCOEFF[7:0]
Bit Name
Reset
Function
SCOEFF[7:0]
00011100
This value is used to program the proportional and integral coefficients of the QPSK Symbol
tracking loop. See
Table 17
and
Table 18
.
Table 17: QPSK System - BG/L/DK Standards (40% Roll-off)
Extra-Small
Small
Medium
Large
Extra-Large
Open Loop
SCOEFF (hex)
1Eh
25h
24h
26h
2Ah
80h
Table 18: QPSK System - I Standard (100% Roll-off)
Extra-Small
Small
Medium
Large
Extra-Large
SCOEFF (hex)
16h
1Dh
1Ch
23h
22h
Address (hex): 36h
Type: R/W
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
SRF[7:0]
Bit Name
Reset
Function
SRF[7:0]
00000000
Displays in two’s complement format the frequency deviation between the incoming NICAM
bitstream and the quartz clocks. The maximum error is ±250 ppm.
Address (hex): 37h
Type: R
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
CRF2[7:0]
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相關(guān)代理商/技術(shù)參數(shù) |
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| STV8237 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders |
| STV8237T | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders |
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| STV8247_06 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders |
| STV8247D | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders |
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