参数资料
型号: EVAL-AD5791SDZ
厂商: Analog Devices Inc
文件页数: 25/29页
文件大小: 0K
描述: BOARD EVAL FOR AD5791
标准包装: 1
DAC 的数量: 1
位数: 20
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
设置时间: 1µs
DAC 型: 电压
工作温度: -40°C ~ 125°C
已供物品: 板,CD
已用 IC / 零件: AD5791
AD5791
Data Sheet
Rev. D | Page 4 of 28
A, B Version1
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
Midscale Glitch Impulse8
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 Impulse8
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
k
DC Output Impedance (Output Clamped
to Ground)
6
k
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
k
VREFP, VREFN, code dependent,
typical at midscale code
Input Capacitance
15
pF
VREFP, VREFN
LOGIC INPUTS3
Input Current9
1
+1
A
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
V
IOVCC = 1.71 V to 5.5 V, sourcing 1 mA
High Impedance Leakage Current
±1
A
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
A
IOICC
52
140
A
SDO disabled
DC Power Supply Rejection Ratio3, 10
±0.6
V/V
VDD ± 10%, VSS = 15 V
±0.6
V/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 at +25°C and 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
Guaranteed by design and characterization, not production tested.
4
Valid for all voltage reference spans.
5
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.
AD5791 configured in X2 gain mode, 25 pF compensation capacitor on AD797.
7
Includes noise contribution from AD8676BRZ voltage reference buffers.
8
The AD5791 is configured in bias compensation mode with a low-pass RC filter on the output. R = 300 , C = 143 pF.(total capacitance seen by the output buffer, lead
capacitance, and so forth).
9
Current flowing in an individual logic pin.
10
Includes PSRR of AD8676BRZ voltage reference buffers.
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