参数资料
型号: AD9747BCPZRL
厂商: Analog Devices Inc
文件页数: 25/28页
文件大小: 0K
描述: IC DAC DUAL 16B 250MSPS 72-LFCSP
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 2,000
位数: 16
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): 345mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 72-VFQFN 裸露焊盘,CSP
供应商设备封装: 72-LFCSP
包装: 带卷 (TR)
输出数目和类型: 4 电流,单极
采样率(每秒): 250M
AD9741/AD9743/AD9745/AD9746/AD9747
Data Sheet
Rev. A | Page 6 of 28
TMIN to TMAX, AVDD33 = 3.3 V, DVDD33 = 3.3 V, DVDD18 = 1.8 V, CVDD18 = 1.8 V, IFS = 20 mA, full-scale digital input, maximum
sample rate, unless otherwise noted. The AD9745 is repeated in Table 4 so the user can compare it with all other parts.
Parameter
Unit
Min
Typ
Max
Min
Typ
Max
Min
Typ
Max
SPURIOUS FREE DYNAMIC RANGE (SFDR)
fDAC = 250 MSPS, fOUT = 20 MHz
82
dBc
fDAC = 250 MSPS, fOUT = 70 MHz
70
dBc
fDAC = 250 MSPS, fOUT = 180 MHz1
66
dBc
INTERMODULATION DISTORTION (IMD)
fDAC = 250 MSPS, fOUT = 20 MHz
86
dBc
fDAC = 250 MSPS, fOUT = 70 MHz
80
dBc
fDAC = 250 MSPS, fOUT = 180 MHz1
74
dBc
CROSSTALK
fDAC = 250 MSPS, fOUT = 20 MHz
80
dBc
fDAC = 250 MSPS, fOUT = 70 MHz
80
dBc
fDAC = 250 MSPS, fOUT = 180 MHz1
80
dBc
ADJACENT CHANNEL LEAKAGE RATIO (ACLR) SINGLE
CARRIER WCDMA
fDAC = 245.76 MSPS, fOUT = 15.36 MHz
76
78
82
dBc
fDAC = 245.76 MSPS, fOUT = 61.44 MHz
76
78
80
dBc
fDAC = 245.76 MSPS, fOUT = 184.32 MHz1
72
74
dBc
NOISE SPECTRAL DENSITY (NSD)
fDAC = 245.76 MSPS, fOUT = 15.36 MHz
155
163
165
dBm/Hz
fDAC = 245.76 MSPS, fOUT = 61.44 MHz
155
160
162
dBm/Hz
fDAC = 245.76 MSPS, fOUT = 184.32 MHz1
155
158
160
dBm/Hz
1
Mix Mode.
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