参数资料
型号: AD768AR
厂商: Analog Devices Inc
文件页数: 12/20页
文件大小: 0K
描述: IC DAC 16BIT 30MSPS 28-SOIC
产品培训模块: Data Converter Fundamentals
DAC Architectures
标准包装: 1
设置时间: 25ns
位数: 16
数据接口: 并联
转换器数目: 1
电压电源: 双 ±
功率耗散(最大): 600mW
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 28-SOIC(0.295",7.50mm 宽)
供应商设备封装: 28-SOIC W
包装: 管件
输出数目和类型: 2 电流,单极;2 电流,双极
采样率(每秒): 40M
AD768–SPECIFICATIONS
Parameter
Min
Typ
Max
Units
RESOLUTION
16
Bits
DC ACCURACY
1
Linearity Error
TA = +25
°C–8
±4
+8
LSB
TMIN to TMAX
–8
+8
LSB
Differential Nonlinearity
TA = +25°C–6
±2
+6
LSB
TMIN to TMAX
–8
+8
LSB
Monotonicity (13-Bit)
GUARANTEED OVER RATED SPECIFICATION TEMPERATURE RANGE
ANALOG OUTPUT
Offset Error
–0.2
+0.2
% of FSR
Gain Error
–1.0
+1.0
% of FSR
Full-Scale Output Current
2
20
mA
Output Compliance Range
–1.2
+5.0
V
Output Resistance
0.8
1.0
1.2
k
Output Capacitance
3
pF
REFERENCE OUTPUT
Reference Voltage
2.475
2.5
2.525
V
Reference Output Current
3
+5.0
+15
mA
REFERENCE INPUT
Reference Input Current
1
5
7
mA
Reference Bandwidth4
Small Signal, IREF = 5 mA
± 0.1 mA
28
MHz
Large Signal, IREF = 4 mA
± 2 mA
9
MHz
TEMPERATURE COEFFICIENTS
Unipolar Offset Drift
–5
+5
ppm of FSR/
oC
Gain Drift
5
–20
+20
ppm of FSR/
oC
Gain Drift
6
–40
+40
ppm of FSR/
oC
Reference Voltage Drift
–30
+30
ppm/
oC
DYNAMIC PERFORMANCE
7
Maximum Output Update Rate
30
40
MSPS
Output Settling Time (tST) (to 0.025%)
25
35
ns
Output Propagation Delay (tPD)10
ns
Glitch Impulse
35
pV-s
Output Rise Time (10% to 90%)
5
ns
Output Fall Time (10% to 90%)
5
ns
Output Noise (DB0–DB15 High, into 50
)
3
nV/
√Hz
Differential Gain Error
0.01
%
Differential Phase Error
0.01
Degree
DIGITAL INPUTS
Logic “1” Voltage
3.5
V
Logic “0” Voltage
1.5
V
Logic “1” Current
–10
+10
A
Logic “0” Current
–10
+10
A
Input Capacitance
10
pF
Input Setup Time (tS)10
ns
Input Hold Time (tH)5
ns
Latch Pulse Width (tLPW)10
ns
AC LINEARITY
7
Spurious-Free Dynamic Range (SFDR Within a Window)
FOUT = 1.002 MHz; CLOCK = 10 MHz; 2 MHz Span
86
79
dB
FOUT = 1.002 MHz; CLOCK = 20 MHz; 2 MHz Span
85
dB
FOUT = 5.002 MHz; CLOCK = 30 MHz; 10 MHz Span
78
dB
Spurious-Free Dynamic Range (SFDR to Nyquist)
FOUT = 1.002 MHz; CLOCK = 10 MHz
74
70
dB
FOUT = 1.002 MHz; CLOCK = 20 MHz
73
dB
FOUT = 5.002 MHz; CLOCK = 30 MHz
67
dB
Total Harmonic Distortion (THD)
FOUT = 1.002 MHz; CLOCK = 10 MHz
–71
–68
dB
FOUT = 1.002 MHz; CLOCK = 20 MHz
–66
dB
FOUT = 5.002 MHz; CLOCK = 30 MHz
–61
dB
REV. B
–2–
(TMIN to TMAX , VDD = +5.0 V, VEE = –5.0 V, LADCOM, REFCOM, DCOM = 0 V, IREFIN = 5 mA,
CLOCK = 10 MHz, unless otherwise noted)
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