參數(shù)資料
型號: AD9148BBCZRL
廠商: Analog Devices Inc
文件頁數(shù): 27/72頁
文件大小: 0K
描述: IC DAC 16BIT QD 1GSPS 196CSPBGA
標(biāo)準(zhǔn)包裝: 1,500
系列: TxDAC+®
設(shè)置時間: 20ns
位數(shù): 16
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 4
電壓電源: 模擬和數(shù)字
功率耗散(最大): 2.22W
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 196-LFBGA,CSPBGA
供應(yīng)商設(shè)備封裝: 196-CSPBGA(12x12)
包裝: 帶卷 (TR)
輸出數(shù)目和類型: 8 電流,單極
采樣率(每秒): 1G
Data Sheet
AD9148
Rev. B | Page 33 of 72
Register Name
Addr
(Hex)
Bit
Name
Function
Default
Coeff I Byte 0
20
7
0
Set this bit to 0.
0
6:3
Coeff_1i[3:0]
I-Path DAC Sinc-1 Filter Coefficient 2 in twos complement
0
2:0
Coeff_0i
I-Path DAC Sinc-1 Filter Coefficient 1 in twos complement
format.
0
Set DAC SPI select = 0 to configure DAC 1 path.
Set DAC SPI select = 1 to configure DAC 3 path.
Coeff I Byte 1
21
7:5
Coeff_3i[2:0]
I-Path DAC Sinc-1 Filter Coefficient 4 (LSB) in twos
complement format.
6
4:0
Coeff_2i
I-Path DAC Sinc-1 Filter Coefficient 3 in twos complement
format.
0
Set DAC SPI select = 0 to configure DAC 1 path.
Set DAC SPI select = 1 to configure DAC 3 path.
Coeff I Byte 2
22
7:5
Coeff_4i[2:0]
I-Path DAC Sinc-1 Filter Coefficient 5 (LSB) in twos
complement format.
7
4
0
Set this bit to 0.
0
3:0
Coeff_3i[6:3]
Set I-Path DAC Sinc-1 Filter Coefficient 4 (MSB) in twos
complement format.
F
DAC SPI select = 0 to configure DAC 1 path.
Set DAC SPI select = 1 to configure DAC 3 path.
Coeff I Byte 3
23
7
0
Set this bit to 0.
0
6:0
Coeff_4i[9:3]
I-Path DAC Sinc-1 Filter Coefficient 5 (MSB) in twos
complement format.
7F
Set DAC SPI select = 0 to configure DAC 1 path.
Set DAC SPI select = 1 to configure DAC 3 path.
Coeff Q Byte 0
24
7
0
Set this bit to 0.
0
6:3
Coeff_1q[3:0]
Q-Path DAC Sinc-1 Filter Coefficient 2 in twos complement
format.
D
2:0
Coeff_0q
Q-Path DAC Sinc-1 Filter Coefficient 1 in twos complement
format.
1
Set DAC SPI select = 0 to configure DAC 2 path.
Set DAC SPI select = 1 to configure DAC 4 path.
Coeff Q Byte 1
25
7:5
Coeff_3q[2:0]
Q-Path DAC Sinc-1 Filter Coefficient 4 (LSB) in twos
complement format.
7
4:0
Coeff_2q
Q-Path DAC Sinc-1 Filter Coefficient 3 in twos complement
format.
6
Set DAC SPI select = 0 to configure DAC 2 path.
Set DAC SPI select = 1 to configure DAC 4 path.
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