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AD7834 PDF预览

AD7834

更新时间: 2024-02-14 02:34:08
品牌 Logo 应用领域
亚德诺 - ADI /
页数 文件大小 规格书
16页 406K
描述
LC2MOS Quad 14-Bit DAC

AD7834 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active零件包装代码:SOIC
包装说明:SOP,针数:28
Reach Compliance Code:unknown风险等级:5.68
最大模拟输出电压:8.192 V最小模拟输出电压:-8.192 V
转换器类型:D/A CONVERTER输入位码:BINARY
输入格式:SERIALJESD-30 代码:R-PDSO-G28
JESD-609代码:e3长度:17.9 mm
最大线性误差 (EL):0.0061%湿度敏感等级:3
标称负供电电压:-15 V位数:14
功能数量:4端子数量:28
最高工作温度:85 °C最低工作温度:-40 °C
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):260认证状态:COMMERCIAL
座面最大高度:2.65 mm标称安定时间 (tstl):10 µs
标称供电电压:15 V表面贴装:YES
温度等级:INDUSTRIAL端子面层:MATTE TIN
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:40
宽度:7.5 mmBase Number Matches:1

AD7834 数据手册

 浏览型号AD7834的Datasheet PDF文件第1页浏览型号AD7834的Datasheet PDF文件第3页浏览型号AD7834的Datasheet PDF文件第4页浏览型号AD7834的Datasheet PDF文件第5页浏览型号AD7834的Datasheet PDF文件第6页浏览型号AD7834的Datasheet PDF文件第7页 
(VCC = +5 V ± 5%; VDD = +15 V ± 5%; VSS = –15 V ± 5%; AGND =  
1
DGND = 0 V; T = TMIN to TMAX, unless otherwise noted)  
AD7834/AD7835–SPECIFICATIONS  
A
P
arameter  
A
B
S
Units  
Test Conditions/Comments  
ACCURACY  
Resolution  
14  
14  
14  
Bits  
Relative Accuracy  
Differential Nonlinearity  
Full-Scale Error  
TMIN to TMAX  
±2  
±0.9  
±1  
±0.9  
±2  
±0.9  
LSB max  
LSB max  
Guaranteed Monotonic Over Temperature  
VREF(+) = +7 V, VREF(–) = –7 V  
±5  
±4  
±0.5  
4
20  
50  
±5  
±4  
±0.5  
4
20  
50  
±8  
±5  
±0.5  
4
20  
50  
mV max  
mV max  
mV typ  
ppm FSR/°C typ  
ppm FSR/°C max  
µV max  
Zero-Scale Error  
Gain Error  
VREF(+) = +7 V, VREF(–) = –7 V  
VREF(+) = +7 V, VREF(–) = –7 V  
Gain Temperature Coefficient2  
DC Crosstalk2  
See Terminology. RL = 10 kΩ  
REFERENCE INPUTS  
DC Input Resistance  
Input Current  
30  
±1  
30  
±1  
30  
±1  
Mtyp  
µA max  
Per Input  
VREF(+) Range  
VREF(–) Range  
[VREF(+)–VREF(–)]  
0/+8.192  
–8.192/0  
5/14  
+7/+8.192 0/+8.192 V min/max  
–8.192/0  
7/14  
–8.192/0 V min/max  
5/14  
V min/max  
For Specified Performance. Can Go as Low as  
0 V, but Performance Not Guaranteed  
DEVICE SENSE GROUND INPUTS  
Input Current  
±2  
±2  
±2  
µA max  
Per Input. VDSG = –2 V to +2 V  
DIGITAL INPUTS  
VINH, Input High Voltage  
VINL, Input Low Voltage  
IINH, Input Current  
2.4  
0.8  
±10  
10  
2.4  
0.8  
±10  
10  
2.4  
0.8  
±10  
10  
V min  
V max  
µA max  
pF max  
CIN, Input Capacitance  
POWER REQUIREMENTS  
VCC  
VDD  
VSS  
5.0  
15.0  
–15.0  
5.0  
15.0  
–15.0  
5.0  
15.0  
–15.0  
V nom  
V nom  
V nom  
±5% for Specified Performance  
±5% for Specified Performance  
±5% for Specified Performance  
Power Supply Sensitivity  
Full Scale/VDD  
Full Scale/VSS  
ICC  
110  
100  
0.2  
3
110  
100  
0.2  
3
110  
100  
0.5  
3
dB typ  
dB typ  
mA max  
mA max  
mA max  
mA max  
mA max  
mA max  
VINH = VCC, VINL = DGND  
AD7834. VINH = 2.4 V min, VINL = 0.8 V max  
AD7835. VINH = 2.4 V min, VINL = 0.8 V max  
AD7834. Outputs Unloaded  
AD7835. Outputs Unloaded  
Outputs Unloaded  
6
6
6
IDD  
ISS  
10  
15  
10  
10  
15  
10  
15  
15  
15  
(These characteristics are included for Design Guidance and are not  
subject to production testing. )  
AC PERFORMANCE CHARACTERISTICS  
P
arameter  
A
B
S
Units  
Test Conditions/Comments  
DYNAMIC PERFORMANCE  
Output Voltage Settling Time  
10  
10  
10  
µs typ  
Full-Scale Change to ±1/2 LSB. DAC Latch Contents  
Alternately Loaded with All 0s and All 1s  
Measured with VREF(+) = VREF(–) = 0 V. DAC Latch  
Alternately Loaded with All 0s and All 1s  
See Terminology  
See Terminology; Applies to the AD7835 Only  
See Terminology  
Feedthrough to DAC Output Under Test Due to  
Change in Digital Input Code to Another Converter  
Effect of Input Bus Activity on DAC Output Under Test  
Digital-to-Analog Glitch Impulse  
120  
120  
120  
nV-s typ  
DC Output Impedance  
Channel-to-Channel Isolation  
DAC to DAC Crosstalk  
Digital Crosstalk  
0.5  
100  
25  
3
0.5  
100  
25  
3
0.5  
100  
25  
3
typ  
dB typ  
nV-s typ  
nV-s typ  
Digital Feedthrough – AD7834  
Digital Feedthrough – AD7834  
Output Noise Spectral Density  
@ 1 kHz  
0.2  
0.1  
0.2  
0.1  
0.2  
0.1  
nV-s typ  
nV-s typ  
40  
40  
40  
nV/Hz typ All 1s Loaded to DAC. VREF(+) = VREF(–) = 0 V  
NOTES  
1Temperature range is as follows: A Version: –40°C to +85°C; B Version: –40°C to +85°C; S Version: –55°C to +125°C.  
2Guaranteed by design.  
Specifications subject to change without notice  
–2–  
REV. A  

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