參數(shù)資料
型號(hào): AD9786
廠商: Analog Devices, Inc.
英文描述: 16-Bit, 200 MSPS/500 MSPS TxDAC+ with 2】/4】/8】 Interpolation and Signal Processing
中文描述: 16位,200 MSPS/500 MSPS的TxDAC系列2】/ 4】/ 8】插值與信號(hào)處理
文件頁數(shù): 21/60頁
文件大?。?/td> 1497K
代理商: AD9786
AD9786
MODE CONTROL (VIA SERIAL PORT)
Table 11.
Address
Bit 7
COMMS
00
SDIODIR
FILTER
01
INTERP[1]
DATA
02
DATAFMT
MODULATE
03
CHANNEL
RESERVED
04
RESERVED
DCLKCRC
05
DATADJ[3]
06
07
08
09
0A
0B
0C
0D
CALMEMCK
0E
MEMRDWR
0F
CALSTAT
MEMADDR
10
MEMADDR[7]
MEMDATA
11
DCRCSTAT
12
Rev. 0 | Page 21 of 60
Bit 6
DATADIR
INTERP[0]
ONEPORT
HILBERT
RESERVED
DATADJ[2]
Bit 5
SWRST
DCLKSTR
MODDUAL
RESERVED
DATADJ[1]
Bit 4
SLEEP
DCLKPOL
SIDEBAND
RESERVED
DATADJ[0]
Bit 3
PDN
ZSTUFF
DCLKEXT
MOD[1]
RESERVED
MODSYNC
Bit 2
HPFX8
DCLKCRC
MOD[0]
RESERVED
MODADJ[2]
Bit 1
HPFX4
IQPOL
RESERVED
MODADJ[1]
Bit 0
EXREF
HPFX2
CRAYDIN
RESERVED
MODADJ[0]
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
CALEN
MEMADDR[6]
CALMEM[1]
XFERSTAT
MEMADDR[5]
MEMDATA[5]
CALMEN[0]
XFEREN
MEMADDR[4]
MEMDATA[4]
SMEMWR
MEMADDR[3]
MEMDATA[3]
CALCKDIV[2]
SMEMRD
MEMADDR[2]
MEMDATA[2]
DCRCSTAT[2]
CALCKDIV[2]
FMEMRD
MEMADDR[1]
MEMDATA[1]
DCRCSTAT[1]
CALCKDIV[2]
UNCAL
MEMADDR[0]
MEMDATA[0]
DCRCSTAT[0]
Table 12.
COMMS(00)
SDIODIR
Bit
7
Direction
I
Default
0
Description
0: SDIO pin configured for input only during data transfer
1: SDIO configured for input or output during data transfer
0: Serial data uses MSB first format
1: Serial data uses LSB first format
1: Default all serial register bits, except addresses 00h and 04h
1: DAC output current off
1: All analog and digital circuitry, except serial interface, off
0: Internal band gap reference
1: External reference
DATADIR
6
I
0
SWRST
SLEEP
PDN
EXREF
5
4
3
0
I
I
I
I
0
0
0
0
Table 13.
FILTER(01)
INTERP[1:0]
Bit
[7:6]
Direction
I
Default
00
Description
00: No interpolation
01: Interpolation 2×
10: Interpolation 4×
11: Interpolation 8×
1: Zero Stuffing on
0: ×8 interpolation filter configured for low pass
1: ×8 interpolation filter configured for high pass
0: ×4 interpolation filter configured for low pass
1: ×4 interpolation filter configured for high pass
0: ×2 interpolation filter configured for low pass
1: ×2 interpolation filter configured for high pass
ZSTUFF
HPFX8
3
2
I
I
0
0
HPFX4
1
I
0
HPFX2
0
I
0
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