VDD = 2.3 V to 5.5 V, AGND = DGND = 0 V, TA = T
參數(shù)資料
型號: AD9834BRUZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 27/32頁
文件大小: 0K
描述: IC DDS 10BIT 50MHZ LP 20TSSOP
產(chǎn)品培訓(xùn)模塊: 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
設(shè)計(jì)資源: Amplitude Control Circuit for AD9834 Waveform Generator (CN0156)
標(biāo)準(zhǔn)包裝: 1,000
分辨率(位): 10 b
主 fclk: 50MHz
調(diào)節(jié)字寬(位): 28 b
電源電壓: 2.3 V ~ 5.5 V
工作溫度: -40°C ~ 105°C
安裝類型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 20-TSSOP
包裝: 帶卷 (TR)
AD9834
Data Sheet
SPECIFICATIONS
VDD = 2.3 V to 5.5 V, AGND = DGND = 0 V, TA = TMIN to TMAX, RSET = 6.8 kΩ, RLOAD = 200 Ω for IOUT and IOUTB, unless otherwise noted.
Table 1.
Grade B, Grade C1
Parameter2
Min
Typ
Max
Unit
Test Conditions/Comments
SIGNAL DAC SPECIFICATIONS
Resolution
10
Bits
Update Rate
75
MSPS
IOUT Full Scale3
3.0
mA
VOUT Max
0.6
V
VOUT Min
30
mV
Output Compliance4
0.8
V
DC Accuracy
Integral Nonlinearity
±1
LSB
Differential Nonlinearity
±0.5
LSB
DDS SPECIFICATIONS
Dynamic Specifications
Signal-to-Noise Ratio
55
60
dB
fMCLK = 75 MHz, fOUT = fMCLK/4096
Total Harmonic Distortion
66
56
dBc
fMCLK = 75 MHz, fOUT = fMCLK/4096
Spurious-Free Dynamic Range (SFDR)
Wideband (0 to Nyquist)
60
56
dBc
fMCLK = 75 MHz, fOUT = fMCLK/75
Narrow Band (±200 kHz)
B Grade
78
67
dBc
fMCLK = 50 MHz, fOUT = fMCLK/50
C Grade
74
65
dBc
fMCLK = 75 MHz, fOUT = fMCLK/75
Clock Feedthrough
50
dBc
Wake-Up Time
1
ms
COMPARATOR
Input Voltage Range
1
V p-p
AC-coupled internally
Input Capacitance
10
pF
Input High-Pass Cutoff Frequency
4
MHz
Input DC Resistance
5
Input Leakage Current
10
μA
OUTPUT BUFFER
Output Rise/Fall Time
12
ns
Using a 15 pF load
Output Jitter
120
ps rms
3 MHz sine wave, 0.6 V p-p
VOLTAGE REFERENCE
Internal Reference
1.12
1.18
1.24
V
REFOUT Output Impedance5
1
Reference Temperature Coefficient
100
ppm/°C
LOGIC INPUTS
Input High Voltage, VINH
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, VINL
0.6
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, IINH/IINL
10
A
Input Capacitance, CIN
3
pF
Rev. D | Page 4 of 32
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