参数资料
型号: EVAL-AD5934EBZ
厂商: Analog Devices Inc
文件页数: 27/32页
文件大小: 0K
描述: BOARD EVALUATION FOR AD5934
标准包装: 1
主要目的: 计时,直接数字合成(DDS)
嵌入式:
已用 IC / 零件: AD5934
主要属性: 12 位数模转换器,24 位调节字宽
次要属性: 16MHz 2.7 V ~ 5.5 V 图形用户界面
已供物品: 板,线缆,软件
产品目录页面: 797 (CN2011-ZH PDF)
相关产品: AD5934YRSZ-ND - IC NTWK ANALYZER 12B 1MSP 16SSOP
AD5934YRSZ-REEL7-ND - IC CONV 12BIT 250KSPS 16SSOP
AD5934
Data Sheet
Rev. C | Page 4 of 32
SPECIFICATIONS
VDD = 3.3 V, MCLK = 16.776 MHz, 2 V p-p output excitation voltage @ 30 kHz, 200 k connected between Pin 5 and Pin 6; feedback
resistor = 200 k connected between Pin 4 and Pin 5; PGA gain = ×1, unless otherwise noted.
Table 1.
Y Version1
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
SYSTEM
Impedance Range
1 k
10 M
100 to 1 k requires extra buffer circuitry,
Total System Accuracy
0.5
%
2 V p-p output excitation voltage at 30 kHz,
200 k connected between Pin 5 and Pin 6
System Impedance Error Drift
30
ppm/°C
TRANSMIT STAGE
Output Frequency Range2
1
100
kHz
Output Frequency Resolution
0.1
Hz
<0.1 Hz resolution achievable using
direct digital synthesis (DDS) techniques
MCLK Frequency
16.776
MHz
Maximum system clock frequency
TRANSMIT OUTPUT VOLTAGE
Range 1
AC Output Excitation Voltage3
1.98
V p-p
Refer to Figure 4 for output voltage distribution
DC Bias4
1.48
V
DC bias of the ac excitation signal; see Figure 5
DC Output Impedance
200
T
A = 25°C
Short-Circuit Current to Ground at VOUT
±5.8
mA
T
A = 25°C
Range 2
AC Output Excitation Voltage3
0.97
V p-p
DC Bias4
0.76
V
DC bias of output excitation signal; see Figure 7
DC Output Impedance
2.4
k
Short-Circuit Current to Ground at VOUT
±0.25
mA
Range 3
AC Output Excitation Voltage3
0.383
V p-p
DC Bias4
0.31
V
DC bias of output excitation signal; see Figure 9
DC Output Impedance
1
k
Short-Circuit Current to Ground at VOUT
±0.20
mA
Range 4
AC Output Excitation Voltage3
0.198
V p-p
DC Bias4
0.173
V
DC bias of output excitation signal; see Figure 11
DC Output Impedance
600
Short-Circuit Current to Ground at VOUT
±0.15
mA
SYSTEM AC CHARACTERISTICS
Signal-to-Noise Ratio
60
dB
Total Harmonic Distortion
52
dB
Spurious-Free Dynamic Range
Wide Band (0 MHz to 1 MHz)
56
dB
Narrow Band (±5 kHz)
85
dB
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