参数资料
型号: AD9741-DPG2-EBZ
厂商: Analog Devices Inc
文件页数: 13/28页
文件大小: 0K
描述: IC DAC DUAL 8BIT 200MSPS 72LFCSP
设计资源: AD9747/6/5/3/1 DPG2 Eval Brd Schematic
标准包装: 1
DAC 的数量: 2
位数: 8
采样率(每秒): 250M
数据接口: 并联
DAC 型: 电流
工作温度: -40°C ~ 85°C
已供物品:
已用 IC / 零件: AD9741
AD9741/AD9743/AD9745/AD9746/AD9747
Data Sheet
Rev. A | Page 20 of 28
SPI REGISTER MAP
Reading any register returns previously written values for all defined register bits, unless otherwise noted. Change serial port configu-
ration or execute software reset in single byte instruction only to avoid unexpected device behavior.
Table 14.
Register Name
Address
Default
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
SPI Control
0x00
SDIODIR
LSBFIRST
SWRESET
Data Control
0x02
0x00
DATTYPE
ONEPORT
INVDCO
Power Down
0x03
0x00
PD_DCO
PD_AUX2
PD_AUX1
PD_BIAS
PC_CLK
PD_DAC2
PD_DAC1
DAC Mode Select
0x0A
0x00
DAC1MOD<1:0>
DAC2MOD<1:0>
DAC1 Gain LSB
0x0B
0xF9
DAC1FSC<7:0>
DAC1 Gain MSB
0x0C
0x01
DAC1FSC<9:8>
AUX DAC1 LSB
0x0D
0x00
AUXDAC1<7:0>
AUX DAC1 MSB
0x0E
0x00
AUX1PIN
AUX1DIR
AUXDAC1<9:8>
DAC2 Gain LSB
0x0F
0xF9
DAC2FSC<7:0>
DAC2 Gain MSB
0x10
0x01
DAC2FSC<9:8>
AUX DAC2 LSB
0x11
0x00
AUXDAC2<7:0>
AUX DAC2 MSB
0x12
0x00
AUX2PIN
AUX2DIR
AUXDAC2<9:8>
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