参数资料
型号: AD9833BRM-REEL7
厂商: Analog Devices Inc
文件页数: 18/24页
文件大小: 0K
描述: IC WAVEFORM GEN PROG 10-MSOP
产品培训模块: Direct Digital Synthesis Tutorial Series (1 of 7): Introduction
Direct Digital Synthesizer Tutorial Series (7 of 7): DDS in Action
Direct Digital Synthesis Tutorial Series (3 of 7): Angle to Amplitude Converter
Direct Digital Synthesis Tutorial Series (6 of 7): SINC Envelope Correction
Direct Digital Synthesis Tutorial Series (4 of 7): Digital-to-Analog Converter
Direct Digital Synthesis Tutorial Series (2 of 7): The Accumulator
标准包装: 1,000
分辨率(位): 10 b
主 fclk: 25MHz
调节字宽(位): 28 b
电源电压: 2.3 V ~ 5.5 V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-MSOP
包装: 带卷 (TR)
Data Sheet
AD9833
Rev. E | Page 3 of 24
SPECIFICATIONS
VDD = 2.3 V to 5.5 V, AGND = DGND = 0 V, TA = TMIN to TMAX, RSET = 6.8 k for VOUT, unless otherwise noted.
Table 1.
Parameter1
Min
Typ
Max
Unit
Test Conditions/Comments
SIGNAL DAC SPECIFICATIONS
Resolution
10
Bits
Update Rate
25
MSPS
VOUT Maximum
0.65
V
VOUT Minimum
38
mV
VOUT Temperature Coefficient
200
ppm/°C
DC Accuracy
Integral Nonlinearity
±1.0
LSB
Differential Nonlinearity
±0.5
LSB
DDS SPECIFICATIONS (SFDR)
Dynamic Specifications
Signal-to-Noise Ratio (SNR)
55
60
dB
f
MCLK = 25 MHz, fOUT = fMCLK/4096
Total Harmonic Distortion (THD)
66
56
dBc
f
MCLK = 25 MHz, fOUT = fMCLK/4096
Spurious-Free Dynamic Range (SFDR)
Wideband (0 to Nyquist)
60
dBc
f
MCLK = 25 MHz, fOUT = fMCLK/50
Narrow-Band (±200 kHz)
78
dBc
f
MCLK = 25 MHz, fOUT = fMCLK/50
Clock Feedthrough
60
dBc
Wake-Up Time
1
ms
LOGIC INPUTS
Input High Voltage, V
INH
1.7
V
2.3 V to 2.7 V power supply
2.0
V
2.7 V to 3.6 V power supply
2.8
V
4.5 V to 5.5 V power supply
Input Low Voltage, V
INL
0.5
V
2.3 V to 2.7 V power supply
0.7
V
2.7 V to 3.6 V power supply
0.8
V
4.5 V to 5.5 V power supply
Input Current, I
INH/IINL
10
A
Input Capacitance, C
IN
3
pF
POWER SUPPLIES
f
MCLK = 25 MHz, fOUT = fMCLK/4096
VDD
2.3
5.5
V
I
DD
4.5
5.5
mA
I
DD code dependent; see Figure 7
Low Power Sleep Mode
0.5
mA
DAC powered down, MCLK running
1 Operating temperature range is 40°C to +105°C; typical specifications are at 25°C.
VOUT
COMP
12
AD9833
10-BIT DAC
SIN
ROM
20pF
10nF
VDD
REGULATOR
100nF
CAP/2.5V
02704-
002
Figure 2. Test Circuit Used to Test Specifications
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