参数资料
| 型号： | AD7847BNZ |
| 厂商： | Analog Devices Inc |
| 文件页数： | 9/12页 |
| 文件大小： | 0K |
| 描述： | IC DAC 12BIT DUAL MULT 24-DIP |
| 产品培训模块： | Data Converter Fundamentals DAC Architectures |
| 标准包装： | 15 |
| 设置时间： | 4µs |
| 位数： | 12 |
| 数据接口： | 并联 |
| 转换器数目： | 2 |
| 电压电源： | 双 ± |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 通孔 |
| 封装/外壳： | 24-DIP（0.300"，7.62mm） |
| 供应商设备封装： | 24-PDIP |
| 包装： | 管件 |
| 输出数目和类型： | 2 电压，单极；2 电压，双极 |
| 采样率（每秒）： | 250k |
AD7837/AD7847–Typical Performance Graphs
REV. C
–6–
FREQUENCY – Hz
GAIN
–
dB
10
0
104
–20
–10
–30
105
106
107
VDD = +15V
VSS = –15V
VREF = +20Vp–p
DAC CODE = 111...111
Figure 1. Frequency Response
VDD /VSS – Volts
ERROR
–
LSB
0.5
0.0
0
0.4
0.3
0.2
0.1
11
13
15
17
INL
DNL
VREF = 7.5V
Figure 4. Linearity vs. Power Supply
FREQUENCY – kHz
FEEDTHROUGH
–
dB
0.1
1
100
VDD = +15V
VSS = –15V
VREF = 20V p-p
DAC CODE = 000...000
–100
10
1000
–90
–80
–70
–60
–50
Figure 7. Multiplying Feedthrough
Error vs. Frequency
LOAD RESISTANCE –
V
OUT
–
Volts
p
–
p
20
5
10
15
10
0
100
1k
10k
VDD = +15V
VSS = –15V
VREF = +20Vp–p @ 1kHz
DAC CODE = 111...111
25
Figure 2. Output Voltage Swing vs.
Resistive Load
FREQUENCY – Hz
NOISE
SPECTRAL
DENSITY
–
nV
/
Hz
400
0.01
0
0.1
1
100
VDD = +15V
VSS = –15V
VREF = 0V
DAC CODE = 111...111
300
200
100
10
Figure 5. Noise Spectral Density vs.
Frequency
HORIZ 2 s/DIV
VERT 2V/DIV
VOUT
FULL SCALE
ZERO SCALE
Figure 8. Large Signal Pulse
Response
CODE
ERROR
–
LSB
0
–0.2
0.6
0.4
0.2
–0.6
–0.4
0
2048
4095
0
–0.2
0.6
0.4
0.2
–0.6
–0.4
VDD = +15V
VSS = –15V
DAC A
DAC B
Figure 3. DAC-to-DAC Linearity
Matching
FREQUENCY – kHz
THD
–
dB
0.1
100
110
–40
VDD = +15V
VSS = –15V
VREF = 6V rms
DAC CODE = 111...111
–50
–60
–70
–80
–90
–100
Figure 6. THD vs. Frequency
A1 –0.01V
2 s
200mV
50mV
B
Lw
Figure 9. Small Signal Pulse
Response
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相关代理商/技术参数 |
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| AD7847BQ | 功能描述:IC DAC 12BIT DUAL MULT 24-CDIP RoHS:否 类别:集成电路 (IC) >> 数据采集 - 数模转换器 系列:- 标准包装:2,400 系列:- 设置时间:- 位数:18 数据接口:串行 转换器数目:3 电压电源:模拟和数字 功率耗散（最大）:- 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:36-TFBGA 供应商设备封装:36-TFBGA 包装:带卷 (TR) 输出数目和类型:* 采样率（每秒）:* |
| AD7847BQ/883B | 制造商:AD 制造商全称:Analog Devices 功能描述:LC2MOS Complete, Dual 12-Bit MDACs |
| AD7847BQ883B | 制造商:AD 制造商全称:Analog Devices 功能描述:LC2MOS Complete, Dual 12-Bit MDACs |
| AD7847BQ-883B | 制造商:AD 制造商全称:Analog Devices 功能描述:LC2MOS Complete, Dual 12-Bit MDACs |
| AD7847BQN | 制造商:AD 制造商全称:Analog Devices 功能描述:LC2MOS Complete, Dual 12-Bit MDACs |
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