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参数资料
型号： AD9785-DPG2-EBZ
厂商： Analog Devices Inc
文件页数： 45/64页
文件大小： 0K
描述： BOARD EVALUATION FOR AD9785
标准包装： 1
系列： TxDAC®
DAC 的数量： 2
位数： 12
采样率（每秒）： 800M
数据接口： 串行
设置时间： 22ms
DAC 型： 电流
工作温度： -40°C ~ 85°C
已供物品： 板，缆线，CD
已用 IC / 零件： AD9785
AD9785/AD9787/AD9788
Rev. A | Page 5 of 64
Parameter
Test Conditions/Comments
Min
Typ
Max
Unit
LATENCY (DACCLK CYCLES)
1× Interpolation
With or without modulation
40
Cycles
2× Interpolation
With or without modulation
83
Cycles
4× Interpolation
With or without modulation
155
Cycles
8× Interpolation
With or without modulation
294
Cycles
Inverse Sinc
18
Cycles
POWER-UP TIME2
260
ms
DAC Wake-Up Time3
IOUT current settling to 1%
22
ms
DAC Sleep Time4
IOUT current to less than 1% of full scale
22
ms
1 Timing vs. temperature and data valid windows are delineated in Table 25.
2 Measured from SPI_CSB rising edge on Register 0x00; toggle Bit 4 from 0 to 1. VREF decoupling capacitor = 0.1 μF.
3 Measured from SPI_CSB rising edge on Register 0x05 or Register 0x07; toggle Bit 15 or Bit 14 from 0 to 1.
4 Measured from SPI_CSB rising edge on Register 0x05 or Register 0x07; toggle Bit 15 or Bit 14 from 1 to 0.
AC SPECIFICATIONS
TMIN to TMAX, AVDD33 = 3.3 V, DVDD33 = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, IOUTFS = 20 mA, maximum sample rate, unless
otherwise noted.
Table 3.
AD9785
AD9787
AD9788
Parameter
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
Unit
SPURIOUS-FREE DYNAMIC RANGE (IN-BAND SFDR)
fDACCLK = 200 MSPS, fOUT = 70 MHz 1× Interpolation
80
82
83
dBc
fDACCLK = 200 MSPS, fOUT = 70 MHz 2× Interpolation
80
82
83
dBc
fDACCLK = 200 MSPS, fOUT = 70 MHz 4× Interpolation
78
80
81
dBc
fDACCLK = 800 MSPS, fOUT = 40 MHz 8× Interpolation
85
87
90
dBc
TWO-TONE INTERMODULATION DISTORTION (IMD)
fDATA = 200 MSPS, fOUT = 50 MHz 1× Interpolation
80
82
83
dBc
fDATA = 200 MSPS, fOUT = 50 MHz 2× Interpolation
78
79
80
dBc
fDATA = 200 MSPS, fOUT = 100 MHz 4× Interpolation
78
79
80
dBc
fDATA = 100 MSPS, fOUT = 100 MHz 8× Interpolation
70
dBc
NOISE SPECTRAL DENSITY (NSD), EIGHT TONE, 500 kHz TONE
SPACING
fDACCLK = 200 MSPS, fOUT = 80 MHz
154
157
158
dBm/Hz
fDACCLK = 400 MSPS, fOUT = 80 MHz
154
158
161
dBm/Hz
fDACCLK = 800 MSPS, fOUT = 80 MHz
154
159
162
dBm/Hz
WCDMA ADJACENT CHANNEL LEAKAGE RATIO (ACLR),
SINGLE CARRIER
fDACCLK = 491.52 MSPS, fOUT = 100 MHz 4× Interpolation
78
80
82
dBc
fDACCLK = 491.52 MSPS, fOUT = 200 MHz 4× Interpolation
72
74
76
dBc
WCDMA SECOND ADJACENT CHANNEL LEAKAGE RATIO
(ACLR), SINGLE CARRIER
fDACCLK = 491.52 MSPS, fOUT = 100 MHz 4× Interpolation
80
82
88
dBc
fDACCLK = 491.52 MSPS, fOUT = 200 MHz 4× Interpolation
78
80
82
dBc
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AD9785-EBZ 制造商:Analog Devices 功能描述:Evaluation Board For AD9785 制造商:Analog Devices 功能描述:DUAL 12B, 1GSPS D-A CONVERTER - Bulk 制造商:Analog Devices 功能描述:Digital to Analog Eval. Board
AD9786 制造商:AD 制造商全称:Analog Devices 功能描述:16-Bit, 200 MSPS/500 MSPS TxDAC+ with 2】/4】/8】 Interpolation and Signal Processing
AD9786BSV 制造商:Analog Devices 功能描述:DAC 1-CH Interpolation Filter 16-bit 80-Pin TQFP EP 制造商:Analog Devices 功能描述:IC 16BIT DAC SMD 9786 TQFP80
AD9786BSVRL 制造商:Analog Devices 功能描述:DAC 1-CH Interpolation Filter 16-bit 80-Pin TQFP EP T/R
AD9786BSVZ 功能描述:IC DAC 16BIT INTERPOL/SP 80TQFP RoHS:是 类别:集成电路 (IC) >> 数据采集 - 数模转换器 系列:TxDAC+® 标准包装:1 系列:- 设置时间:4.5µs 位数:12 数据接口:串行，SPI? 转换器数目:1 电压电源:单电源 功率耗散（最大）:- 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:8-SOIC（0.154"，3.90mm 宽） 供应商设备封装:8-SOICN 包装:剪切带 (CT) 输出数目和类型:1 电压，单极；1 电压，双极 采样率（每秒）:* 其它名称:MCP4921T-E/SNCTMCP4921T-E/SNRCTMCP4921T-E/SNRCT-ND
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