参数资料
型号: ADN2806ACPZ
厂商: Analog Devices Inc
文件页数: 20/20页
文件大小: 0K
描述: IC CLK/DATA REC 622MBPS 32-LFCSP
标准包装: 1
类型: 时钟和数据恢复(CDR),多路复用器
PLL:
主要目的: SONET/SDH
输入: CML
输出: LVDS
电路数: 1
比率 - 输入:输出: 1:2
差分 - 输入:输出: 是/是
频率 - 最大: 622MHz
电源电压: 3 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 32-VFQFN 裸露焊盘,CSP
供应商设备封装: 32-LFCSP-VQ(5x5)
包装: 托盘
ADN2806
Rev. C | Page 9 of 20
Table 6. Internal Register Map1
Reg
Name
R/W
Addr
D7
D6
D5
D4
D3
D2
D1
D0
FREQ0
R
0x0
MSB
LSB
FREQ1
R
0x1
MSB
LSB
FREQ2
R
0x2
0
MSB
LSB
MISC
R
0x4
x
LOS
status
Static
LOL
status
Data rate
measurement
complete
x
CTRLA
W
0x8
FREF range
Data rate/DIV_FREF ratio
Measure data rate
Lock to reference
CTRLB
W
0x9
Config
LOL
Reset
MISC[4]
System
reset
0
Reset
MISC[2]
0
CTRLC
W
0x11
0
Config LOS
SQUELCH mode
0
1 All writeable registers default to 0x00.
Table 7. Miscellaneous Register, MISC
Static LOL
LOL Status
Data Rate Measurement Complete
D7
D6
D5
D4
D3
D2
D1
D0
x
0 = Waiting for next LOL
0 = Locked
0 = Measuring data rate
x
1 = Static LOL until reset
1 = Acquiring
1 = Measurement complete
Table 8. Control Register, CTRLA1
FREF Range
Data Rate/Div_FREF Ratio
Measure Data Rate
Lock to Reference
D7
D6
D5
D4
D3
D2
D1
D0
0
19.44 MHz
0
1
0
1
32
Set to 1 to measure data rate
0 = Lock to input data
0
1
38.88 MHz
0
1
0
1
32
1 = Lock to reference clock
1
0
77.76 MHz
0
1
0
1
32
1
155.52 MHz
0
1
0
1
32
1 Where DIV_F
REF
is the divided down reference referred to the 10 MHz to 20 MHz band (see the R
section).
Table 9. Control Register, CTRLB
Config LOL
Reset MISC[4]
System Reset
Reset MISC[2]
D7
D6
D5
D4
D3
D2
D1
D0
0 = LOL pin normal operation
1 = LOL pin is static LOL
Write a 1 followed
by 0 to reset MISC[4]
Write a 1 followed by
0 to reset ADN2806
Set to 0
Write a 1 followed
by 0 to reset MISC[2]
Set to 0
Table 10. Control Register, CTRLC
Config LOS
SQUELCH Mode
Output Boost
D7
D6
D5
D4
D3
D2
D1
D0
Set to 0
0 = Active high LOS
1 = Active low LOS
0 = Squelch data outputs and
clock outputs
1 = Squelch data outputs or
clock outputs
0 (Default output swing)
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