поискавой системы для электроныых деталей
  Russian  ▼
ALLDATASHEETRU.COM

X  

STW81200 датащи(PDF) 35 Page - STMicroelectronics

номер детали STW81200
подробное описание детали  Wideband RF PLL fractional/integer frequency synthesizer with integrated VCOs and LDOs
PDF  58 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STW81200 датащи(HTML) 35 Page - STMicroelectronics

Back Button STW81200 Datasheet HTML 31Page - STMicroelectronics STW81200 Datasheet HTML 32Page - STMicroelectronics STW81200 Datasheet HTML 33Page - STMicroelectronics STW81200 Datasheet HTML 34Page - STMicroelectronics STW81200 Datasheet HTML 35Page - STMicroelectronics STW81200 Datasheet HTML 36Page - STMicroelectronics STW81200 Datasheet HTML 37Page - STMicroelectronics STW81200 Datasheet HTML 38Page - STMicroelectronics STW81200 Datasheet HTML 39Page - STMicroelectronics Next Button
Zoom Inzoom in Zoom Outzoom out
 35 / 58 page
background image
DocID025943 Rev 7
35/58
STW81200
Circuit description
57
7.15
STW81200 register descriptions
ST0 Register
Address:
STW81200BaseAddress + 0x00
Type:
R/W
Description:
Master register. N divider, CP current
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
765
4321
0
RW
RW
RW
RW
RW
RW
[26]
RESERVED: must be set to ‘0’
[25:21]
CP_SEL: Set Charge Pump pulse current value (0 to 4.9 mA; step ~158
μA)
00000: (0) set ICP=0
00001: (1) set ICP=158
μA
00010: (2) set ICP=316
μA
11110: (30) set ICP=4.74 mA
11111: (31) set ICP=4.90 mA
[20:19]
PFD_DEL: Set PFD anti-backlash delay / down-split current value
00: (0) 1.2 ns / 0 A (default)
01: (1) 1.9 ns / 0.25*ICP
10: (2) 2.5 ns / 0.5*ICP
11: (3) 3.0 ns / 0.75*ICP
[18]
RESERVED: must be set to ‘0’
[17]
RESERVED: must be set to ‘0’
[16:0]
N: Set integer part of N divider ratio (NINT)
For NINT ≥ 512, fractional mode is not allowed (FRAC and MOD settings are ignored)



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


датащи скачать

Go To PDF Page


ссылки URL



Вашему бизинису помогли Аллдатащит?  [ DONATE ] 

Что такое Аллдатащит   |   реклама   |   контакт   |   Конфиденциальность   |   Ссылка на техническое описание    |   обмен ссыками   |   поиск по производителю
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