数据搜索系统，热门电子元器件搜索
  Chinese  ▼
ALLDATASHEETCN.COM

X  

预览 PDF HTML

STV82X7D 数据表(PDF) 69 Page - STMicroelectronics

部件名 STV82X7D
功能描述  Digital Audio Decoder/Processor for A2 and NICAM Television/Video Recorders
PDF  149 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STV82X7D 数据表(HTML) 69 Page - STMicroelectronics

Back Button STV82X7D Datasheet HTML 65Page - STMicroelectronics STV82X7D Datasheet HTML 66Page - STMicroelectronics STV82X7D Datasheet HTML 67Page - STMicroelectronics STV82X7D Datasheet HTML 68Page - STMicroelectronics STV82X7D Datasheet HTML 69Page - STMicroelectronics STV82X7D Datasheet HTML 70Page - STMicroelectronics STV82X7D Datasheet HTML 71Page - STMicroelectronics STV82X7D Datasheet HTML 72Page - STMicroelectronics STV82X7D Datasheet HTML 73Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 69 / 149 page
background image
69/149
STV82x7
Register List
SCOEFF
Channel 2 Symbol Tracking Loop Coefficients
Bit Name
Reset
Function
BCOEFF2[7:0]
10101100
This value defines the loop bandwidth used to program the Integral Coefficient of the Baseband
PLL loop filter and DCO gain. See Table 15 and Table 16.
Table 15: Baseband PLL Loop Filter Adjustments (FM Mode)
FM mode
Small
Standard
Mid
Wide
A2 standard
ACOEFF
10h
22h
2Ch
2Ch
10h
BCOEFF
1Ah
12h
0Ah
0Ah
11h
FM_DEV max (kHz)
62.5
125
250
500
125
DCO Range (kHz)
96
192
384
768
192
Table 16: Baseband PLL Loop Filter Adjustments (QPSK Mode)
QPSK mode
Small
Medium
Large
Extra-large
ACOEFF
90h
90h
90h
90h
BCOEFF
ACh
A3h
9Ah
91h
DCO_DEV max (kHz)
2.84375
5.6875
11.375
22.75
Address: 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
1Eh
25h
24h
26h
2Ah
80h
Table 18: QPSK System - I Standard (100% Roll-off)
Extra-Small
Small
Medium
Large
Extra-Large
SCOEFF
16h
1Dh
1Ch
23h
22h



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100  ...More


数据表 下载

Go To PDF Page


链接网址



ALLDATASHEET是否为您带来帮助?  [ DONATE ] 

关于 Alldatasheet   |   广告服务   |   联系我们   |   隐私政策   |   数据表链接    |   链接交换   |   制造商名单
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com