参数资料
| 型号： | AD5207BRUZ50 |
| 厂商： | Analog Devices Inc |
| 文件页数： | 9/16页 |
| 文件大小： | 0K |
| 描述： | IC DGTL POT 256POS 50K 14TSSOP |
| 标准包装： | 96 |
| 接片： | 256 |
| 电阻（欧姆）： | 50k |
| 电路数： | 2 |
| 温度系数： | 标准值 500 ppm/°C |
| 存储器类型： | 易失 |
| 接口： | 4 线 SPI（芯片选择） |
| 电源电压： | 2.7 V ~ 5.5 V，±2.2 V ~ 2.7 V |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 14-TSSOP（0.173"，4.40mm 宽） |
| 供应商设备封装： | 14-TSSOP |
| 包装： | 管件 |
REV. 0
–2–
AD5207–SPECIFICATIONS
ELECTRICAL CHARACTERISTICS 10 k , 50 k , 100 k
VERSION (V
DD = 5 V, VSS = 0, VA = 5 V,
VB = 0, –40 C < TA < +125 C unless otherwise noted.)
Parameter
Symbol
Conditions
Min
Typ
1
Max
Unit
DC CHARACTERISTICS
RHEOSTAT MODE
Specifications Apply to All VRs
Resistor Differential Nonlinearity
2
R-DNL
RWB, VA = NC
–1
+1
LSB
Resistor Nonlinearity
2
R-INL
RWB, VA = NC
–1.5
+1.5
LSB
Nominal Resistor Tolerance
3
R
–30
+30
%
Resistance Temperature Coefficient
RAB/
TV
AB = VDD, Wiper = No Connect
500
ppm/
°C
Wiper Resistance
RW
IW = 1 V/R, VDD = 5 V
50
100
Nominal Resistance Match
R/R
O
Ch 1 to 2, VAB = VDD, TA = 25
°C
0.2
1
%
DC CHARACTERISTICS
POTENTIOMETER DIVIDER MODE
Specifications Apply to All VRs
Resolution
N
8
Bits
Integral Nonlinearity
4
INL
–1.5
+1.5
LSB
Differential Nonlinearity
4
DNL
VDD = 5 V, VSS = 0 V
–1
+1
LSB
Voltage Divider Temperature
V
W/
T
Code = 80H
15
ppm/
°C
Coefficient
Full-Scale Error
VWFSE
Code = FFH
–1.5
LSB
Zero-Scale Error
VWZSE
Code = 00H
+1.5
LSB
RESISTOR TERMINALS
Voltage Range
5
VA, B, W
|VDD| + |VSS|
≤5.5 V
VSS
VDD
V
Capacitance
6 A
X, BX
CA,B
f = 1 MHz, Measured to GND, Code = 80H
45
pF
Capacitance
6 W
X
CW
f = 1 MHz, Measured to GND, Code = 80H
70
pF
Shutdown Current
7
IA_SD
VA = VDD, VB = 0 V, SHDN = 0
5
A
Shutdown Wiper Resistance
RW_SD
VA = VDD, VB = 0 V, SHDN = 0, VDD = 5 V
200
Common-Mode Leakage
ICM
VA = VB = VDD/2
1
nA
DIGITAL INPUTS AND OUTPUTS
Input Logic High
VIH
VDD = 5 V, VSS = 0 V
2.4
V
Input Logic Low
VIL
VDD = 5 V, VSS = 0 V
0.8
V
Input Logic High
VIH
VDD = 3 V, VSS = 0 V
2.1
V
Input Logic Low
VIL
VDD = 3 V, VSS = 0 V
0.6
V
Output Logic High
VOH
RL = 1 k
to V
DD
VDD – 0.1
V
Output Logic Low
VOL
IOL = 1.6 mA, VDD = 5 V
0.4
V
Input Current
IIL
VIN = 0 V or 5 V
±10
A
Input Capacitance
6
CIL
10
pF
POWER SUPPLIES
Power Single-Supply Range
VDD RANGE
VSS = 0 V
2.7
5.5
V
Power Dual-Supply Range
VDD/SS RANGE
±2.2
±2.7
V
Positive Supply Current
IDD
VIH = VDD or VIL = GND, VSS = 0 V
40
A
Negative Supply Current
ISS
VIH = VDD or VIL = GND VSS = –2.5 V
40
A
Power Dissipation
8
PDISS
VIH = 5 V or VIL = 0 V, VDD = 5 V
0.2
mW
Power Supply Sensitivity, VDD
PSS
V
DD = 5 V
± 10%, V
SS = 0 V, Code = 80H
0.01
%/%
Power Supply Sensitivity, VSS
PSS
V
SS = –2.5 V
± 10%, V
DD = 2.5 V, Code = 80H
0.03
%/%
DYNAMIC CHARACTERISTICS
6, 9
Bandwidth –3 dB
BW_10 k
RAB = 10 k
600
kHz
Bandwidth –3 dB
BW_50 k
RAB = 50 k
125
kHz
Bandwidth –3 dB
BW_100 k
RAB = 100 k
71
kHz
Total Harmonic Distortion
THDW
VA = 1 V rms, VB = 0 V, f = 1 kHz, RAB = 10 k
0.003
%
VW Settling Time
tS
RAB = 10 k
/50 k/100 k, ±1 LSB Error Band
2/9/18
s
Resistor Noise Voltage
eN_WB
RWB = 5 k
, f = 1 kHz, RS = 0
9
nV
√Hz
Crosstalk
10
CT
VA = 5 V, VB = 0 V
–65
dB
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