參數(shù)資料
型號: AD9714-DPG2-EBZ
廠商: Analog Devices Inc
文件頁數(shù): 35/80頁
文件大小: 0K
描述: ADC 8BIT DUAL 40LFCSP
標(biāo)準(zhǔn)包裝: 1
系列: TxDAC®
DAC 的數(shù)量: 2
位數(shù): 8
采樣率(每秒): 125M
數(shù)據(jù)接口: 串行
DAC 型: 電流
工作溫度: -40°C ~ 85°C
已供物品:
已用 IC / 零件: AD9714
AD9714/AD9715/AD9716/AD9717
Rev. A | Page 40 of 80
DIGITAL INTERFACE OPERATION
Digital data for the I and Q DACs is supplied over a single
parallel bus (DB[n:0), where n is 7 for the AD9714, 9 for
the AD9715, 11 for the AD9716, and 13 for the AD9717)
accompanied by a qualifying clock (DCLKIO). The I and Q
data are provided to the chip in an interleaved double data
rate (DDR) format. The maximum guaranteed data rate is
250 MSPS with a 125 MHz clock. The order of data pairing
and the sampling edge selection is user programmable using
the IFIRST and IRISING data control bits, resulting in four
possible timing diagrams. These are shown in Figure 89,
DCLKIO
ZA
B
C
D
E
F
G
H
I DATA
Z
B
D
F
Q DATA
Y
A
C
E
072
65-
047
NOTES:
1. DB[n:0], WHERE n IS 7 FOR THE AD9714, 9 FOR THE AD9715, 11 FOR THE
AD9716, AND 13 FOR THE AD9717.
DB[n:0]
Figure 89. Timing Diagram with IFIRST = 0, IRISING = 0
DCLKIO
ZA
B
C
D
E
F
G
H
I DATA
Y
A
C
E
Q DATA
X
Z
B
D
072
65-
048
NOTES:
1. DB[n:0], WHERE n IS 7 FOR THE AD9714, 9 FOR THE AD9715, 11 FOR THE
AD9716, AND 13 FOR THE AD9717.
DB[n:0]
Figure 90. Timing Diagram with IFIRST = 0, IRISING = 1
DCLKIO
ZA
B
C
D
E
F
G
H
I DATA
Z
B
D
F
Q DATA
A
C
E
G
07
265-
049
NOTES:
1. DB[n:0], WHERE n IS 7 FOR THE AD9714, 9 FOR THE AD9715, 11 FOR THE
AD9716, AND 13 FOR THE AD9717.
DB[n:0]
Figure 91. Timing Diagram with IFIRST = 1, IRISING = 0
DCLKIO
ZA
B
C
D
E
F
G
H
I DATA
Y
A
C
E
Q DATA
Z
B
D
F
07265-
050
NOTES:
1. DB[n:0], WHERE n IS 7 FOR THE AD9714, 9 FOR THE AD9715, 11 FOR THE
AD9716, AND 13 FOR THE AD9717.
DB[n:0]
Figure 92. Timing Diagram with IFIRST = 1, IRISING = 1
Ideally, the rising and falling edges of the clock fall in the center
of the keep-in-window formed by the setup and hold times, tS
and tH. Refer to Table 2 for setup and hold times. A detailed
timing diagram is shown in Figure 93.
DCLKIO
07
26
5-
05
1
tS tH
DB[n:0]
NOTES:
1. DB[n:0], WHERE n IS 7 FOR THE AD9714, 9 FOR THE
AD9715, 11 FOR THE AD9716, AND 13 FOR THE AD9717.
Figure 93. Setup and Hold Times for All Input Modes
In addition to the different timing modes listed in Table 2, the
input data can also be presented to the device in either unsigned
binary or twos complement format. The format type is chosen
via the TWOS data control bit.
相關(guān)PDF資料
PDF描述
EBA15DCBT CONN EDGECARD 30POS R/A .125 SLD
EEM28DTKD CONN EDGECARD 56POS DIP .156 SLD
EBA24DCBN CONN EDGECARD 48POS R/A .125 SLD
EBM11DSEF CONN EDGECARD 22POS .156 EYELET
UBC1H681MNS1MS CAP ALUM 680UF 50V 20% SMD
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AD9714-EBZ 制造商:Analog Devices 功能描述:DUAL 8 BIT LOW POWER CONVERTER - Boxed Product (Development Kits)
AD9715 制造商:AD 制造商全稱:Analog Devices 功能描述:Dual, 8-/10-/12-/14-Bit Low Power Digital-to-Analog Converters
AD9715BCPZ 功能描述:IC DAC DUAL 10BIT LO PWR 40LFCSP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器 系列:TxDAC® 產(chǎn)品培訓(xùn)模塊:Data Converter Fundamentals DAC Architectures 標(biāo)準(zhǔn)包裝:750 系列:- 設(shè)置時(shí)間:7µs 位數(shù):16 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:1 電壓電源:雙 ± 功率耗散(最大):100mW 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-LCC(J 形引線) 供應(yīng)商設(shè)備封裝:28-PLCC(11.51x11.51) 包裝:帶卷 (TR) 輸出數(shù)目和類型:1 電壓,單極;1 電壓,雙極 采樣率(每秒):143k
AD9715BCPZRL7 功能描述:IC DAC DUAL 10BIT LO PWR 40LFCSP RoHS:是 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)模轉(zhuǎn)換器 系列:TxDAC® 標(biāo)準(zhǔn)包裝:47 系列:- 設(shè)置時(shí)間:2µs 位數(shù):14 數(shù)據(jù)接口:并聯(lián) 轉(zhuǎn)換器數(shù)目:1 電壓電源:單電源 功率耗散(最大):55µW 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP(0.209",5.30mm 寬) 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:管件 輸出數(shù)目和類型:1 電流,單極;1 電流,雙極 采樣率(每秒):*
AD9715-DPG2-EBZ 功能描述:ADC 12BIT DUAL 40LFCSP RoHS:是 類別:編程器,開發(fā)系統(tǒng) >> 評估板 - 數(shù)模轉(zhuǎn)換器 (DAC) 系列:TxDAC® 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:- DAC 的數(shù)量:4 位數(shù):12 采樣率(每秒):- 數(shù)據(jù)接口:串行,SPI? 設(shè)置時(shí)間:3µs DAC 型:電流/電壓 工作溫度:-40°C ~ 85°C 已供物品:板 已用 IC / 零件:MAX5581