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参数资料
型号： AD7808BRZ-REEL
厂商： Analog Devices Inc
文件页数： 14/28页
文件大小： 0K
描述： IC DAC 10BIT OCTAL SRL 24-SOIC
产品培训模块： Data Converter Fundamentals
DAC Architectures
标准包装： 1,000
设置时间： 1.5µs
位数： 10
数据接口： 串行
转换器数目： 4
电压电源： 模拟和数字
功率耗散（最大）： 99mW
工作温度： -40°C ~ 85°C
安装类型： 表面贴装
封装/外壳： 24-SOIC（0.295"，7.50mm 宽）
供应商设备封装： 24-SOIC W
包装： 带卷 (TR)
输出数目和类型： 8 电压，双极
采样率（每秒）： 667k
CURRENT – mA
0.150000
0.075000
0.000000
–0.5
0.5
–0.4
V
OUT
–
V
–0.3
–0.2
–0.1
0.0
0.1
0.2
0.3
0.4
0.125000
0.100000
0.050000
0.025000
SINK CURRENT
SOURCE CURRENT
VDD = 5.5V
VDD = 3V
MAIN DAC = ZERO SCALE
SUB DAC = MID SCALE
VBIAS = VDD/2
TA = +25 C
Figure 29. Sink and Source Current with Zero Scale
Loaded to DAC. VDD = 5 V and VDD = 3 V
5.200000
5.140000
5.100000
–6.0
6.0
V
OUT
–
V
–4.0
–2.0
0.0
2.0
4.0
5.180000
5.160000
5.120000
SINK CURRENT
SOURCE CURRENT
RL =
RL = 2k
CURRENT – mA
VDD = 5.5V
MAIN DAC = FULL SCALE
SUB DAC = MID SCALE
VBIAS = VDD/2
TA = +25 C
Figure 30. Sink and Source Current at Full Scale with
VDD = 5 V
2.850000
2.790000
2.750000
–6.0
6.0
V
OUT
–
V
–4.0
–2.0
0.0
2.0
4.0
2.830000
2.810000
2.770000
SINK CURRENT
SOURCE CURRENT
RL =
RL = 2k
CURRENT – mA
VDD = 3V
MAIN DAC = FULL SCALE
SUB DAC = MID SCALE
VBIAS = VDD/2
TA = +25 C
Figure 31. Sink and Source Current at Full Scale with
VDD = 3 V
2.0
1.0
0.0
–1.0
–2.0
0
100
200
300
400
500
600
700
800
900 1023
DAC CODE
INTEGRAL
LINEARITY
–
LSBs
1.5
0.5
–0.5
–1.5
AVDD = DVDD = 5V
VBIAS = VDD/2
TA = +25 C
SUB DAC LOADED WITH
1/2 SCALE
Figure 32. Integral Linearity with 5 V Operation
2.0
1.0
0.0
–1.0
–2.0
0
100
200
300
400
500
600
700
800
900 1023
DAC CODE
INTEGRAL
LINEARITY
–
LSBs
1.5
0.5
–0.5
–1.5
AVDD = DVDD = 3V
VBIAS = VDD/2
TA = +25 C
SUB DAC LOADED WITH
1/2 SCALE
Figure 33. Integral Linearity with 3 V Operation
1.225
1.216
0
200
DAC
OUTPUT
40
80
120
160
1.224
ns
1.223
1.222
1.221
1.220
1.219
1.218
1.217
180
20
60
100
140
VDD = 3V
RL = 2k ||100pF
CODE CHANGE
011111 1111 TO
100000 0000
TA = +25 C
Figure 34. Digital-to-Analog Glitch Impulse
Typical Performance Characteristics–AD7804/AD7805/AD7808/AD7809
REV. A
–21–
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相关代理商/技术参数
参数描述
AD7808BST 制造商:AD 制造商全称:Analog Devices 功能描述:+3.3 V to +5 V Quad/Octal 10-Bit DACs(300.12 k)
AD7809 制造商:AD 制造商全称:Analog Devices 功能描述:+3.3 V to +5 V Quad/Octal 10-Bit DACs
AD7809BST 制造商:Analog Devices 功能描述:DAC 8-CH 10-bit 44-Pin TQFP 制造商:Rochester Electronics LLC 功能描述:OCTAL 10-BIT PARALLEL DAC I.C. - Bulk 制造商:Analog Devices 功能描述:IC 10-BIT DAC
AD7809BST-REEL 制造商:Analog Devices 功能描述:DAC 8-CH 10-bit 44-Pin TQFP T/R
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