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STW81200 датащи(PDF) 34 Page - STMicroelectronics

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

STW81200 датащи(HTML) 34 Page - STMicroelectronics

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Circuit description
STW81200
34/58
DocID025943 Rev 7
7.14
STW81200 register summary
Table 11. SPI Register map (address 12 to 15 not available)
Address
Register
Name
Type
Description
Page
0x00
ST0_Register
Read/Write
Master register. N divider, CP current.
Writing to this register starts a VCO calibration
on page 35
0x01
ST1_Register
Read/Write
Double-
Buffered
FRAC value, RF1 output control
on page 36
0x02
ST2_Register
Read/Write
Double-
Buffered
MOD value, RF2 output control
on page 37
0x03
ST3_Register
Read/Write
Double-
Buffered
R divider, CP leakage, CP down-split pulse, Ref.
Path selection, Device power down
on page 38
0x04
ST4_Register
Read/Write
Lock det. control, Ref. Buffer, CP supply mode,
VCO settings, Output power control
on page 40
0x05
ST5_Register
Read/Write
Low power mode control bit
on page 42
0x06
ST6_Register
Read/Write
VCO Calibrator, Manual VCO control, DSM settings on page 43
0x07
ST7_Register
Read/Write
Fast Lock control, LD_SDO settings
on page 45
0x08
ST8_Register
Read/Write
LDO Voltage Regulator settings
on page 46
0x09
ST9_Register
Read/Write
Reserved (Test & Initialization bit)
on page 47
0x0A
ST10_Register Read Only
VCO, Lock det. Status, LDO status
on page 48
0x0B
ST11_Register Read Only
Device ID
on page 49



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