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AD5781ARUZ-REEL7 датащи(PDF) 4 Page - Analog Devices

номер детали AD5781ARUZ-REEL7
подробное описание детали  True 18-Bit, Voltage Output DAC 짹0.5 LSB INL, 짹0.5 LSB DNL
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производитель  AD [Analog Devices]
домашняя страница  http://www.analog.com
Logo AD - Analog Devices

AD5781ARUZ-REEL7 датащи(HTML) 4 Page - Analog Devices

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AD5781
Data Sheet
Rev. D | Page 4 of 28
A, B Version1
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
Midscale Glitch Impulse
3.1
nV-sec
VREFP = +10 V, VREFN = −10 V
1.7
nV-sec
VREFP = +10 V, VREFN = 0 V
1.4
nV-sec
VREFP = +5 V, VREFN = 0 V
MSB Segment Glitch Impulse6
9.1
nV-sec
VREFP = +10 V, VREFN = −10 V, see Figure 42
3.6
nV-sec
VREFP = 10 V, VREFN = 0 V, see Figure 43
1.9
nV-sec
VREFP = 5 V, VREFN = 0 V, see Figure 44
Output Enabled Glitch Impulse
45
nV-sec
On removal of output ground clamp
Digital Feedthrough
0.4
nV-sec
DC Output Impedance (Normal Mode)
3.4
kΩ
DC Output Impedance (Output
Clamped to Ground)
6
kΩ
Spurious Free Dynamic Range
100
dB
1 kHz tone, 10 kHz sample rate
Total Harmonic Distortion
97
dB
1 kHz tone, 10 kHz sample rate
REFERENCE INPUTS3
VREFP Input Range
5
VDD − 2.5 V
V
VREFN Input Range
VSS + 2.5 V
0
DC Input Impedance
5
6.6
kΩ
VREFP, VREFN, code dependent,
typical at midscale code
Input Capacitance
15
pF
VREFP, VREFN
LOGIC INPUTS3
Input Current8
−1
+1
µA
Input Low Voltage, VIL
0.3 × IOVCC
V
IOVCC = 1.71 V to 5.5 V
Input High Voltage, VIH
0.7 × IOVCC
V
IOVCC = 1.71 V to 5.5 V
Pin Capacitance
5
pF
LOGIC OUTPUT (SDO)3
Output Low Voltage, VOL
0.4
V
IOVCC = 1.71 V to 5.5 V, sinking 1 mA
Output High Voltage, VOH
IOVCC − 0.5 V
IOVCC = 1.71 V to 5.5 V, sourcing 1 mA
High Impedance Leakage Current
±1
µA
High Impedance Output Capacitance
3
pF
POWER REQUIREMENTS
All digital inputs at DGND or IOVCC
VDD
7.5
VSS + 33
V
VSS
VDD − 33
−2.5
V
VCC
2.7
5.5
V
IOVCC
1.71
5.5
V
IOVCC ≤ VCC
IDD
4.2
5.2
mA
ISS
4
4.9
mA
ICC
600
900
µA
IOICC
52
140
µA
SDO disabled
DC Power Supply Rejection Ratio3, 9
±0.6
µV/V
VDD ± 10%, VSS = 15 V
±0.6
µV/V
VSS ± 10%, VDD = 15 V
AC Power Supply Rejection Ratio3
95
dB
VDD ± 200 mV, 50 Hz/60 Hz, VSS = −15 V
95
dB
VSS ± 200 mV, 50 Hz/60 Hz, VDD = 15 V
1
Temperature range: −40°C to +125°C, typical conditions: TA = 25°C, VDD = +15 V, VSS = −15 V, VREFP = +10 V, VREFN = −10 V.
2
Performance characterized with AD8676BRZ voltage reference buffers and AD8675ARZ output buffer.
3
Linearity error refers to both INL error and DNL error; either parameter can be expected to drift by the amount specified after the length of time specified.
4
Valid for all voltage reference spans.
5
Guaranteed by design and characterization, not production tested.
6
The AD5781 is configured in the bias compensation mode with a low-pass RC filter on the output. R = 300 Ω, C = 143 pF (total capacitance seen by the output buffer,
lead capacitance, and so forth).
7
Includes noise contribution from AD8676BRZ voltage reference buffers.
8
Current flowing in an individual logic pin.
9
Includes PSRR of AD8676BRZ voltage reference buffers.


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