AD9837 데이터 시트보기 (PDF) - Analog Devices
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AD9837 Datasheet PDF : 28 Pages
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AD9837
SPECIFICATIONS
VDD = 2.3 V to 5.5 V, AGND = DGND = 0 V, TA = TMIN to TMAX, unless otherwise noted.
Table 1.
Parameter1
Min
SIGNAL DAC SPECIFICATIONS
Resolution
Update Rate
A Grade
B Grade
VOUT Maximum
VOUT Minimum
Vp-p
VOUT TC
DC Accuracy
Integral Nonlinearity (INL)
Differential Nonlinearity (DNL)
DDS SPECIFICATIONS
Dynamic Specifications
Signal-to-Noise Ratio (SNR)
A Grade
B Grade
Total Harmonic Distortion (THD)
A Grade
B Grade
Spurious-Free Dynamic Range (SFDR)
Wideband (0 to Nyquist)
A Grade
B Grade
Narrow-Band (±200 kHz)
A Grade
B Grade
Clock Feedthrough
Wake-Up Time
LOGIC INPUTS
Input High Voltage, VINH
1.7
2.0
2.8
Input Low Voltage, VINL
Input Current, IINH/IINL
Input Capacitance, CIN
POWER SUPPLIES
VDD
2.3
IDD
A Grade
B Grade
Low Power Sleep Mode
Typ
Max
10
5
16
0.645
37
0.610
200
±1.0
±0.5
−64
−64
−68
−68
−65
−65
−94
−97
−67
1
0.5
0.7
0.8
10
3
5.5
3.7
5.0
4.5
5.5
0.5
0.8
Unit
Bits
MSPS
MSPS
V
mV
V
ppm/°C
LSB
LSB
dB
dB
dBc
dBc
dBc
dBc
dBc
dBc
dBc
ms
V
V
V
V
V
V
mA
pF
V
mA
mA
mA
1 Operating temperature range is −40°C to +125°C; typical specifications are at 25°C.
Test Conditions/Comments
fMCLK = 5 MHz, fOUT = fMCLK/4096
fMCLK = 16 MHz, fOUT = fMCLK/4096
fMCLK = 5 MHz, fOUT = fMCLK/4096
fMCLK = 16 MHz, fOUT = fMCLK/4096
fMCLK = 5 MHz, fOUT = fMCLK/50
fMCLK = 16 MHz, fOUT = fMCLK/50
fMCLK = 5 MHz, fOUT = fMCLK/50
fMCLK = 16 MHz, fOUT = fMCLK/50
2.3 V to 2.7 V power supply
2.7 V to 3.6 V power supply
4.5 V to 5.5 V power supply
2.3 V to 2.7 V power supply
2.7 V to 3.6 V power supply
4.5 V to 5.5 V power supply
fMCLK = 16 MHz, fOUT = fMCLK/4096
IDD code dependent; see Figure 6
IDD code dependent; see Figure 7
DAC powered down (SLEEP1 and
SLEEP12 bits = 11; see Table 15)
Rev. 0 | Page 3 of 28
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