参数资料
型号: AD7945BRZ-REEL
厂商: Analog Devices Inc
文件页数: 4/16页
文件大小: 0K
描述: IC DAC 12BIT MULT PARALL 20SOIC
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 1,000
设置时间: 600ns
位数: 12
数据接口: 并联
转换器数目: 1
电压电源: 单电源
功率耗散(最大): 25µW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
供应商设备封装: 20-SOIC W
包装: 带卷 (TR)
输出数目和类型: 1 电流,单极;1 电流,双极
采样率(每秒): 1.7M
AD7943/AD7945/AD7948
REV. B
–12–
INPUT CODE
1.00
0.50
–1.00
0
4095
1024
LINEARITY
ERROR
LSB
S
2048
3072
0.00
–0.50
VDD = +3.3V
VREF = 0V
VBIAS = 1.23V
OP AMP = AD820
TA = +25 C
Figure 9. All Codes Linearity in Biased Mode
(VDD = +3.3 V)
FREQUERCY – Hz
–50
–55
–100
100
100k
1k
THD
dBs
10k
–80
–85
–90
–95
–70
–75
–60
–65
VDD = +5V
TA = +25 C
VIN = 6V rms
OP AMP = AD711
Figure 10. Total Harmonic Distortion vs. Frequency
10
0%
100
90
200ns
5V
200ns
50mV
VDD = +5V
TA = +25 C
VREF = 0V
OP AMP = AD711
AD711 OUTPUT
Figure 11. Digital-to-Analog Glitch Impulse
FREQUENCY – Hz
0
–10
–100
1k
10M
10k
100k
1M
–40
–70
–80
–90
–20
–30
–60
–50
VDD = +5V
TA = +25 C
VIN = 20V p-p
OP AMP = AD711
DAC LOADED WITH ALL 0S
DAC LOADED WITH ALL 1S
Figure 12. Multiplying Frequency Response vs.
Digital Code
相关PDF资料
PDF描述
AD7945BRSZ-REEL IC DAC 12BIT MULT PARALL 20SSOP
AD7945ARSZ-BREEL IC DAC 12BIT MULT PARALL 20SSOP
CD4072BNSR IC 4-IN OR GATE DUAL 14-SOP
VI-26F-IV-S CONVERTER MOD DC/DC 72V 150W
VI-260-IV-S CONVERTER MOD DC/DC 5V 150W
相关代理商/技术参数
参数描述
AD7945TQ 制造商:Rochester Electronics LLC 功能描述:PARALLEL 12-B IOUT DAC IC - Bulk
AD7946 制造商:AD 制造商全称:Analog Devices 功能描述:14-Bit, 500 kSPS PulSAR⑩ ADC in MSOP/QFN
AD79461 制造商:AD 制造商全称:Analog Devices 功能描述:18-Bit, 2 MSPS PulSAR 15 mW ADC in LFCSP (QFN)
AD7946BCP 制造商:Analog Devices 功能描述:ADC SGL SAR 500KSPS 14BIT SERL 10LFCSP EP - Bulk
AD7946BCPRL7 制造商:AD 制造商全称:Analog Devices 功能描述:14-Bit, 500 kSPS PulSAR⑩ ADC in MSOP/QFN