参数资料
型号: AD5449YRUZ
厂商: Analog Devices Inc
文件页数: 6/29页
文件大小: 0K
描述: IC DAC DUAL 12BIT MULT 16-TSSOP
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 96
设置时间: 80ns
位数: 12
数据接口: 串行
转换器数目: 2
电压电源: 单电源
功率耗散(最大): 3.5µW
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 管件
输出数目和类型: 4 电流,单极;4 电流,双极
采样率(每秒): 2.47M
产品目录页面: 782 (CN2011-ZH PDF)
Data Sheet
AD5429/AD5439/AD5449
Rev. E | Page 13 of 28
04464-053
–90
–70
–50
–30
–10
SFDR
(dB)
0
FREQUENCY (MHz)
–80
–60
–40
–20
0
0.5
1.5
3.0
3.5
4.0
1.0
2.0
2.5
4.5
5.0
TA = 25°C
VDD = 5V
AMP = AD8038
65k CODES
Figure 31. Wideband SFDR, fOUT = 50 kHz, Clock = 10 MHz
04464-054
FREQUENCY (kHz)
TA = 25°C
VDD = 3V
AMP = AD8038
65k CODES
–100
–70
–50
–30
–10
SFDR
(dB)
250
750
300
350
400
650
700
–80
–60
–40
–20
0
–90
450
500
550
600
Figure 32. Narrow-Band Spectral Response, fOUT = 500 kHz, Clock = 25 MHz
04464-055
–120
–60
–20
SFDR
(dB)
50
150
FREQUENCY (kHz)
60
70
80
130
140
–80
–40
0
20
–100
90
100
110
120
TA = 25°C
VDD = 3V
AMP = AD8038
65k CODES
Figure 33. Narrow-Band SFDR, fOUT = 100 kHz, Clock = 25 MHz
04464-056
FREQUENCY (kHz)
–100
–70
–50
–30
–10
IMD
(dB)
70
120
75
80
85
115
–80
–60
–40
–20
0
–90
90
100
105
110
TA = 25°C
VDD = 3V
AMP = AD8038
65k CODES
95
Figure 34. Narrow-Band IMD, fOUT = 90 kHz, 100 kHz, Clock = 10 MHz
04464-057
–100
–40
–20
IMD
(dB)
–50
–30
–10
–90
–60
–70
–80
0
400
FREQUENCY (kHz)
50
300
350
100
150
200
250
0
TA = 25°C
VDD = 5V
AMP = AD8038
65k CODES
Figure 35. Wideband IMD, fOUT = 90 kHz, 100 kHz, Clock = 25 MHz
100
1k
10k
100k
FREQUENCY (Hz)
TA = 25°C
AMP = AD8038
FULL SCALE LOADED TO DAC
ZERO SCALE LOADED TO DAC
04464-058
0
50
100
150
200
250
300
OUTPUT
NOISE
(nV/
Hz)
MIDSCALE LOADED TO DAC
Figure 36. Output Noise Spectral Density
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