VDD
參數(shù)資料
型號(hào)： EVAL-AD5292EBZ
廠商： Analog Devices Inc
文件頁(yè)數(shù)： 23/32頁(yè)
文件大?。?/td> 0K
描述： BOARD EVAL FOR AD5292
標(biāo)準(zhǔn)包裝： 1
主要目的： 數(shù)字電位器
嵌入式： 是
已用 IC / 零件： AD5292
主要屬性： 1 通道，1024 位置
次要屬性： SPI 接口
已供物品： 板，CD
AD5291/AD5292
Rev. D | Page 3 of 32
SPECIFICATIONS
ELECTRICAL CHARACTERISTICS—AD5291
VDD = 21 V to 33 V, VSS = 0 V; VDD = 10.5 V to 16.5 V, VSS = 10.5 V to 16.5 V; VLOGIC = 2.7 V to 5.5 V, VA = VDD, VB = VSS,
40°C < TA < +105°C, unless otherwise noted.
Table 1.
Parameter
Symbol
Conditions
Min
Max
Unit
DC CHARACTERISTICS—RHEOSTAT MODE
Resolution
N
8
Bits
Resistor Differential Nonlinearity2
R-DNL
RWB, VA = NC
1
+1
LSB
Resistor Integral Nonlinearity2
R-INL
1
+1
LSB
Nominal Resistor Tolerance (R-Perf Mode)3
RAB/RAB
See
1
±0.5
+1
%
Nominal Resistor Tolerance (Normal Mode)
RAB/RAB
±7
%
Resistance Temperature Coefficient4
(RAB/RAB)/T × 106
Code = full-scale; See
35
ppm/°C
Wiper Resistance
RW
Code= zero scale
60
100
Ω
DC CHARACTERISTICS—POTENTIOMETER
DIVIDER MODE
Resolution
N
8
Bits
Differential Nonlinearity5
DNL
0.5
+0.5
LSB
Integral Nonlinearity5
INL
0.5
+0.5
LSB
Voltage Divider Temperature Coefficient4
(VW/VW)/T × 106
Code = half-scale; See
1.5
ppm/°C
Full-Scale Error
VWFSE
Code = full scale
2
+0.25
LSB
Zero-Scale Error
VWZSE
Code = zero scale
0
2
LSB
RESISTOR TERMINALS
Terminal Voltage Range6
VA, VB, VW
VSS
VDD
V
Capacitance A, Capacitance B4
CA, CB
f = 1 MHz, measured to GND,
code = half-scale
85
pF
Capacitance W4
CW
f = 1 MHz, measured to GND,
code = half-scale
65
pF
Common-Mode Leakage Current4
ICM
VA = VB = VW
±1
nA
DIGITAL INPUTS
JEDEC compliant
Input Logic High4
VIH
VLOGIC = 2.7 V to 5.5 V
2.0
V
Input Logic Low4
VIL
VLOGIC = 2.7 V to 5.5 V
0.8
V
Input Current
IIL
VIN = 0 V or VLOGIC
±1
μA
CIL
5
pF
DIGITAL OUTPUTS (SDO and RDY)
Output High Voltage4
VOH
RPULL_UP = 2.2 kΩ to VLOGIC
VLOGIC 0.4
V
Output Low Voltage4
VOL
RPULL_UP = 2.2 kΩ to VLOGIC
GND + 0.4 V
V
Three-State Leakage Current
1
+1
μA
Output Capacitance4
COL
5
pF
POWER SUPPLIES
Single-Supply Power Range
VDD
VSS = 0 V
9
33
V
Dual-Supply Power Range
VDD/VSS
±9
±16.5
V
Positive Supply Current
IDD
VDD/VSS = ±16.5 V
0.1
2
μA
Negative Supply Current
ISS
VDD/VSS = ±16.5 V
2
0.1
μA
Logic Supply Range
VLOGIC
2.7
5.5
V
Logic Supply Current
ILOGIC
VLOGIC = 5 V; VIH = 5 V or VIL = GND
1
10
μA
OTP Store Current4, 7
ILOGIC_PROG
VIH = 5 V or VIL = GND
25
mA
OTP Read Current4, 8
ILOGIC_FUSE_READ
VIH = 5 V or VIL = GND
25
mA
PDISS
VIH = 5 V or VIL = GND
8
110
μW
Power Supply Rejection Ratio
PSRR
VDD/VSS = ±15 V ± 10%
%/%
RAB = 20 kΩ
0.103
RAB = 50 kΩ
0.039
RAB = 100 kΩ
0.021
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