参数资料
型号: DS1805E-010+T&R
厂商: Maxim Integrated Products
文件页数: 6/10页
文件大小: 0K
描述: IC POT DIG ADDRESS 10K 14-TSSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1,000
接片: 256
电阻(欧姆): 10k
电路数: 1
温度系数: 标准值 550 ppm/°C
存储器类型: 易失
接口: I²C(设备位址)
电源电压: 2.7 V ~ 5.5 V
工作温度: -40°C ~ 85°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: 带卷 (TR)
Typical Operating Characteristics
(VCC = 5.0V, TA = +25
°C, unless otherwise noted.)
DS1805
Addressable Digital Potentiometer
_____________________________________________________________________
5
VOLTAGE-DIVIDER ABSOLUTE LINEARITY
vs. WIPER SETTING (10k
)
DS1805
toc07
WIPER SETTING
ABSOLUTE
LINEARITY
(LSB)
200
150
50
100
0.04
0.06
0.08
0.10
0.12
0.14
0.16
0.18
0
0.02
0
250
VOLTAGE-DIVIDER RELATIVE LINEARITY
vs. WIPER SETTING (10k
)
DS1805
toc08
WIPER SETTING
RELATIVE
LINEARITY
(LSB)
200
150
100
50
0
0.01
0.02
0.03
0.04
0.05
0.06
-0.01
0250
ACTIVE SUPPLY CURRENT
vs. SCL FREQUENCY
DS1805
toc06
SCL FREQUENCY (kHz)
ACTIVE
SUPPLY
CURRENT
(
A)
300
200
100
5
10
15
20
25
30
35
40
45
50
0
0400
SDA = VCC
A0, A1, A2, L1 = GND
W1, H1 = NO CONNECT
END-TO-END RESISTANCE TEMPERATURE
CHANGE vs. TEMPERATURE
DS1805
toc05
TEMPERATURE (
°C)
END-TO-END
RESISTANCE
%
CHANGE
60
40
-20
0
20
-4
-3
-2
-1
0
1
2
3
4
5
-5
-40
80
TC = 530ppm/
°C
10k
, WORST CASE
VOLTAGE DIVIDER PERCENT CHANGE
(FROM +25
°C) vs. TEMPERATURE
(RATIOMETRIC TC)
DS1805
toc04
TEMPERATURE (
°C)
%
CHANGE
(FROM
+25
°C)
60
40
20
0
-20
-0.04
-0.02
0
0.02
0.04
0.06
-0.06
-40
80
10k
POT
WIPER = BFh
WIPER = 3Fh
WIPER = 7Fh
TC = 1.3ppm/
°C
TC = 8.1ppm/
°C
WIPER RESISTANCE vs.
WIPER VOLTAGE (10k
)
DS1805
toc03
WIPER VOLTAGE (V)
WIPER
RESISTANCE
(
)
4
3
2
1
50
100
150
200
250
300
350
0
05
VCC = 3V
VCC = 5V
W-L RESISTANCE
vs. WIPER SETTING
DS1805
toc02
WIPER SETTING
W-L
RESISTANCE
(k
)
225
200
175
150
125
100
75
50
25
2
4
6
8
10
0
250
10k
POTENTIOMETER
SUPPLY CURRENT
vs. TEMPERATURE
DS1805
toc01
TEMPERATURE (
°C)
SUPPLY
CURRENT
(
A)
60
40
20
0
-20
5
10
15
20
25
30
0
-40
80
VCC = 5V
VCC = 3V
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