参数资料
型号: SI5374B-A-GL
厂商: SILICON LABORATORIES
元件分类: 时钟产生/分配
英文描述: 808 MHz, PROC SPECIFIC CLOCK GENERATOR, PBGA80
封装: 10 X 10 MM, ROHS COMPLIANT, PLASTIC, MO-192, BGA-80
文件页数: 14/64页
文件大小: 303K
代理商: SI5374B-A-GL
Si5374
Preliminary Rev. 0.4
21
Reset value = 0000 0101
Register 3.
Bit
D7D6D5D4D3
D2D1D0
Name
CKSEL_REG[1:0]
DHOLD
SQ_ICAL
Type
R/W
R
Bit
Name
Function
7:6
CKSEL_REG
[1:0]
CKSEL_REG.
If the device is operating in register-based manual clock selection mode
(AUTOSEL_REG = 00), and CKSEL_PIN = 0, then these bits select which input clock
will be the active input clock. If CKSEL_PIN = 1 and AUTOSEL_REG = 00, the CS_CA
input pin continues to control clock selection and CKSEL_REG is of no consequence.
00: CKIN_1 selected.
01: CKIN_2 selected.
10: Reserved
11: Reserved
5
DHOLD
DHOLD.
Forces the device into digital hold. This bit overrides all other manual and automatic clock
selection controls.
0: Normal operation.
1: Force digital hold mode. Overrides all other settings and ignores the quality of the input
clocks.
4
SQ_ICAL
SQ_ICAL.
This bit determines if the output clocks will remain enabled or be squelched (disabled)
during an internal calibration. See Table 8 on page 52.
0: Output clocks enabled during ICAL.
1: Output clocks disabled during ICAL.
3:0
Reserved
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