参数资料
型号: AD9778BSVZ
厂商: Analog Devices Inc
文件页数: 24/56页
文件大小: 0K
描述: IC DAC 14BIT DUAL 1GSPS 100TQFP
产品培训模块: DAC Architectures
标准包装: 1
位数: 14
数据接口: 并联
转换器数目: 2
电压电源: 模拟和数字
功率耗散(最大): 300mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 100-TQFP 裸露焊盘
供应商设备封装: 100-TQFP-EP(14x14)
包装: 托盘
输出数目和类型: 4 电流,单极;4 电流,双极
采样率(每秒): 1G
AD9776/AD9778/AD9779
Rev. A | Page 30 of 56
Address
Register Name
Reg. No.
Bits
Description
Function
Default
Q DAC Control Register
0F
7:0
Q DAC gain adjustment
(7:0) LSB slice of 10-bit gain setting word for
Q DAC
11111001
10
7
Q DAC sleep
0: Q DAC on
0
1: Q DAC off
10
6
Q DAC power-down
0: Q DAC on
0
1: Q DAC off
10
1:0
Q DAC gain adjustment
(9:8) MSB slice of 10-bit gain setting word
for Q DAC
11
7:0
Aux DAC2 gain adjustment
(7:0) LSB slice of 10-bit gain setting word for
Aux DAC2
00000000
12
7
Aux DAC2 sign
0: positive
1: negative
12
6
Aux DAC2 current direction
0: source
0
1: sink
12
5
Aux DAC2 power-down
0: Aux DAC2 on
0
1: Aux DAC2 off
Aux DAC2 Control
Register
12
1:0
Aux DAC2 gain adjustment
(9:8) MSB slice of 10-bit gain setting word
for Aux DAC2
00
Interrupt Register
19
7
0
19
6
Sync delay IRQ
Readback, must write 0 to clear
0
19
5
0
19
3
0
19
2
Sync delay IRQ enable
0
19
1
0
19
0
Internal sync loopback
0
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