参数资料
型号: EVAL-AD5247DBZ
厂商: Analog Devices Inc
文件页数: 15/20页
文件大小: 0K
描述: BOARD EVAL FOR AD5247DBZ
标准包装: 1
系列: *
AD5247
Data Sheet
Rev. F | Page 4 of 20
ELECTRICAL CHARACTERISTICS—10 k, 50 k, AND 100 k VERSIONS
VDD = 5 V ± 10% or 3 V ± 10%, VA = VDD, 40°C < TA < +125°C, unless otherwise noted.
Table 2.
Parameter
Symbol
Conditions
Min
Max
Unit
DC CHARACTERISTICS—RHEOSTAT MODE
Resistor Differential Nonlinearity2
R-DNL
RWB, VA = no connect
1
±0.1
+1
LSB
Resistor Integral Nonlinearity2
R-INL
RWB, VA = no connect
2
±0.25
+2
LSB
Nominal Resistor Tolerance3
RAB
20
+20
%
Resistance Temperature Coefficient3
RAB/T
45
ppm/°C
Output Resistance
RWB
Code = 0x00
75
300
DC CHARACTERISTICS—POTENTIOMETER
DIVIDER MODE
Differential Nonlinearity4
DNL
1
±0.1
+1
LSB
Integral Nonlinearity4
INL
1
±0.2
+1
LSB
Voltage Divider Temperature Coefficient
VW/T
Code = 0x40
15
ppm/°C
Full-Scale Error (50 k, 100 k)
VWFSE
Code = 0x7F
1
0
LSB
Zero-Scale Error (50 k, 100 k)
VWZSE
Code = 0x00
0
0.4
1
LSB
Full-Scale Error (10 k)
VWFSE
Code = 0x7F
2
0.5
0
LSB
Zero-Scale Error (10 k)
VWZSE
VDD = 4.5 V to 5.5 V, code = 0x00
0
0.5
1
LSB
VDD = 2.7 V to 4.4 V, code = 0x00
0
0.5
1.2
LSB
RESISTOR TERMINALS
Voltage Range5
VA, VW
GND
VDD
V
Capacitance A6
CA
f = 1 MHz, measured to GND,
code = 0x40
45
pF
Capacitance W6
CW
f = 1 MHz, measured to GND,
code = 0x40
60
pF
Common-Mode Leakage
ICM
VA = VDD/2
1
nA
DIGITAL INPUTS AND OUTPUTS
Input Logic High
VIH
VDD = 5 V
2.4
V
Input Logic Low
VIL
VDD = 5 V
0.8
V
Input Logic High
VIH
VDD = 3 V
2.1
V
Input Logic Low
VIL
VDD = 3 V
0.6
V
Input Current
IIL
VIN = 0 V or 5 V
±1
A
Input Capacitance6
CIL
5
pF
Output Logic Low (SDA)
VOL
IOL = 3 mA
0.4
V
IOL = 6 mA
0.6
V
POWER SUPPLIES
Power Supply Range
VDDRANGE
2.7
5.5
V
Supply Current
IDD
VDD = 5.5 V; VIH = VDD or VIL = GND
3
7
A
VDD = 5 V; VIH = VDD or VIL = GND
2.5
5.2
A
VDD = 3.3 V; VIH = VDD or VIL = GND
0.9
2
A
Power Dissipation7
PDISS
VIH = 5 V or VIL = 0 V, VDD = 5 V
40
W
Power Supply Sensitivity
PSSR
VDD = 5 V ± 10%, code = midscale
±0.01
±0.02
%/%
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