參數(shù)資料
型號(hào): SI5369D-C-GQR
廠商: SILICON LABORATORIES
元件分類: 時(shí)鐘產(chǎn)生/分配
英文描述: 243 MHz, PROC SPECIFIC CLOCK GENERATOR, PQFP100
封裝: 14 X 14 MM, ROHS COMPLIANT, MS-026AED-HD, TQFP-100
文件頁數(shù): 17/84頁
文件大?。?/td> 870K
代理商: SI5369D-C-GQR
24
Preliminary Rev. 0.4
5. Register Descriptions
Reset value = 0001 0100
Register 0.
Bit
D7
D6
D5
D4D3D2
D1
D0
Name
FREE_RUN
CKOUT_ALWAYS_ON
BYPASS_REG
Type
R
R/W
R
R/W
R
Bit
Name
Function
7
Reserved
6
FREE_RUN
Free Run.
Internal to the device, route XA/XB to CKIN2. This allows the device to lock to its
external reference.
0: Disable Free Run
1: Enable
5
CKOUT_ALWAYS_ON CKOUT Always On.
This will bypass the SQ_ICAL function. Output will be available even if SQ_ICAL
is on and ICAL is not complete or successful. See Table 8.
0: Squelch output until part is calibrated (ICAL).
1: Provide an output. Note: The frequency may be significantly off until the part
is calibrated.
4:2
Reserved
1
BYPASS_REG
Bypass Register.
This bit enables or disables the PLL bypass mode. Use is only valid when the
part is in digital hold or before the first ICAL.
0: Normal operation
1: Bypass mode. Selected input clock is connected to CKOUT buffers, bypass-
ing PLL.
0
Reserved
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