AD9725 Просмотр технического описания (PDF) - Analog Devices
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AD9725 Datasheet PDF : 16 Pages
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AD9725
SYNCUPD
SYNCALRM
VERSION(0D)
VERSION[3:0]
CALMEMCK(0E)
CALMEM
CALCKDIV
MEMRDWR(0F)
CALSTAT
CALEN
XFERSTAT
XFEREN
SMEMWR
SMEMRD
FMEMRD
UNCAL
MEMADDR(10)
MEMADDR
MEMDATA(11)
MEMDATA
1: External reference
1
1
0
0
[3:0] 0
[5:4] 0
[2:0] 1
7
0
6
1
5
0
4
1
3
1
2
1
1
1
0
1
[7:0] I/O
[5:0] I/O
Preliminary Technical Data
0
0: Data synchronization complete
1: Initiate data synchronization
0
0: Data synchronizer does not require updating
1: Data synchronizer requires updating
–
Hardware version identifier
00
Calibration memory
00: Uncalibrated
01: Self calibration
10: Factory calibration
11: User input
000
Calibration clock divide ratio from channel data rate
000:/32
001:/64
110:/2048
111:/4096
0
0: Self Calibration cycle not complete
1: Self Calibration cycle complete
0
1: Self Calibration in progress
0
0: Factory memory transfer not complete
1: Factory memory transfer complete
0
1: Factory memory transfer in progress
0
1: Write static memory data from external port
0
1: Read static memory to external port
0
1: Read factory memory data to external port
0
1: Use uncalibrated
00000000 Address of factory or static memory to be accessed
000000 Data for factory or static memory access
Rev. PrA | Page 10 of 16
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