参数资料
型号: AD9786BSVZRL
厂商: Analog Devices Inc
文件页数: 15/56页
文件大小: 0K
描述: IC DAC 16BIT INTERPOL/SP 80TQFP
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 1,000
系列: TxDAC+®
位数: 16
数据接口: 并联
转换器数目: 1
电压电源: 单电源
功率耗散(最大): 1.25W
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 80-TQFP 裸露焊盘
供应商设备封装: 80-TQFP-EP(12x12)
包装: 带卷 (TR)
输出数目和类型: 2 电流,单极
采样率(每秒): 500M
AD9786
Rev. B | Page 22 of 56
MODE CONTROL (VIA SERIAL PORT)
Table 11.
Address
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
COMMS
00
SDIODIR
DATADIR
SWRST
SLEEP
PDN
EXREF
FILTER
01
INTERP[1]
INTERP[0]
ZSTUFF
HPFX8
HPFX4
HPFX2
DATA
02
DATAFMT
ONEPORT
DCLKSTR
DCLKPOL
DCLKEXT
DCLKCRC
IQPOL
CRAYDIN
MODULATE
03
CHANNEL
HILBERT
MODDUAL
SIDEBAND
MOD[1]
MOD[0]
RESERVED
04
Reserved
DCLKCRC
05
DATAADJ[3]
DATAADJ[2]
DATAADJ[1]
DATAADJ[0]
MODSYNC
MODADJ[2]
MODADJ[1]
MODADJ[0]
06
Reserved
07
Reserved
08
Reserved
09
Reserved
0A
Reserved
0B
Reserved
0C
Reserved
0D
Reserved
CALMEMCK
0E
CALMEM[1]
CALMEN[0]
CALCKDIV[2]
MEMRDWR
0F
CALSTAT
CALEN
XFERSTAT
XFEREN
SMEMWR
SMEMRD
FMEMRD
UNCAL
MEMADDR
10
MEMADDR[7]
MEMADDR[6]
MEMADDR[5]
MEMADDR[4]
MEMADDR[3]
MEMADDR[2]
MEMADDR[1]
MEMADDR[0]
MEMDATA
11
MEMDATA[5]
MEMDATA[4]
MEMDATA[3]
MEMDATA[2]
MEMDATA[1]
MEMDATA[0]
DCRCSTAT
12
DCRCSTAT[2]
DCRCSTAT[1]
DCRCSTAT[0]
Table 12.
COMMS(00)
Bit
Direction
Default
Description
SDIODIR
7
I
0
0: SDIO pin configured for input only during data transfer
1: SDIO configured for input or output during data transfer
DATADIR
6
I
0
0: Serial data uses MSB-first format
1: Serial data uses LSB-first format
SWRST
5
I
0
1: Default all serial register bits, except Address 0x00 and Address 0x04
SLEEP
4
I
0
1: DAC output current off
PDN
3
I
0
1: All analog and digital circuitry, except serial interface, off
EXREF
0
I
0
0: Internal band gap reference
1: External reference
Table 13.
FILTER(01)
Bit
Direction
Default
Description
INTERP[1:0]
[7:6]
I
00
00: No interpolation
01: Interpolation 2×
10: Interpolation 4×
11: Interpolation 8×
ZSTUFF
3
I
0
1: Zero stuffing on
HPFX8
2
I
0
0: ×8 interpolation filter configured for low-pass
1: ×8 interpolation filter configured for high-pass
HPFX4
1
I
0
0: ×4 interpolation filter configured for low-pass
1: ×4 interpolation filter configured for high-pass
HPFX2
0
I
0
0: ×2 interpolation filter configured for low-pass
1: ×2 interpolation filter configured for high-pass
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