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参数资料
| 型号： | DS3903E-020/T&R |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 7/11页 |
| 文件大小： | 0K |
| 描述： | IC POT NV TRIPLE 128POS 20-TSSOP |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 接片： | 128 |
| 电阻（欧姆）： | 10k，10k，90k |
| 电路数： | 3 |
| 温度系数： | 标准值 ±300 ppm/°C |
| 存储器类型： | 非易失 |
| 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： | 20-TSSOP（0.173"，4.40mm 宽） |
| 供应商设备封装： | 20-TSSOP |
| 包装： | 带卷 (TR) |
DS3903
Triple 128-Position Nonvolatile
Digital Potentiometer
_____________________________________________________________________
5
END-TO-END RESISTANCE PERCENT CHANGE
FROM 25
°C vs. TEMPERATURE (90k
)
DS3903
toc09
TEMPERATURE (
°C)
%
CHANGE
80
70
50 60
-10 0 10 203040
-30 -20
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-0.8
-1.0
-40
END-TO-END RESISTANCE PERCENT CHANGE
FROM 25
°C vs. TEMPERATURE (10k
)
DS3903
toc08
TEMPERATURE (
°C)
%
CHANGE
80
70
50 60
-10 0 10 203040
-30 -20
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-0.8
-1.0
-40
VOLTAGE-DIVIDER PERCENT CHANGE
FROM 25
°C vs. TEMPERATURE (10k
)
DS3903
toc07
TEMPERATURE (
°C)
%
CHANGE
(FROM
25
°C)
80
70
50 60
-10 0 10 203040
-30 -20
-0.04
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
-0.05
-0.06
-40
WIPER = 60h
WIPER = 20h
Tc = 1.9ppm/
°C
Tc = 0.7ppm/
°C
WIPER = 40h
Tc = 5.0ppm/
°C
VOLTAGE-DIVIDER PERCENT CHANGE
FROM 25
°C vs. TEMPERATURE (10k
)
DS3903
toc06
TEMPERATURE (
°C)
%
CHANGE
(FROM
25
°C)
80
70
50 60
-10 0 10203040
-30 -20
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.10
0.12
-0.06
-40
WIPER = 60h
WIPER = 20h
Tc = 18.0ppm/
°C
Tc = 3.7ppm/
°C
WIPER = 40h
Tc = 1.5ppm/
°C
WIPER RESISTANCE
vs. WIPER VOLTAGE (90k
)
DS3903
toc05
WIPER VOLTAGE (V)
WIPER
RESISTANCE
(
)
345
2
1
50
100
150
200
250
300
350
0
VCC = 3V
POS 7Fh
WIPER RESISTANCE
vs. WIPER VOLTAGE (10k
)
DS3903
toc04
WIPER VOLTAGE (V)
WIPER
RESISTANCE
(
)
345
2
1
50
100
150
200
250
300
350
0
VCC = 3V
POS 7Fh
Typical Operating Characteristics (continued)
(VCC = 5.0V, 10k
plots apply to both pot0 and pot2, TA = +25°C unless otherwise noted.)
VOLTAGE-DIVIDER ABSOLUTE LINEARITY
vs. WIPER SETTING (10k
)
DS3903
toc11
WIPER SETTING
ABSOLUTE
LINEARTIY
(LSB)
100
80
60
40
20
0.04
0.08
0.12
0.16
0.20
0
120
VOLTAGE-DIVIDER RELATIVE LINEARITY
vs. WIPER SETTING (10k
)
DS3903
toc10
WIPER SETTING
RELATIVE
LINEARTIY
(LSB)
100
80
60
40
20
0.01
0.02
0.03
0.04
0.05
0
120
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|---|---|
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| DS3906U+T&R | IC RESIST VAR TRPL 10USOP |
| DS3908N+T&R | IC POT DUAL DIGITAL 14-TDFN |
| DS3930E | IC POT NV HEX I/O MEM 20-TSSOP |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DS3904 | 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:Triple 128-Position Nonvolatile Digital Variable Resistor/Switch |
| DS3904U-010 | 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Triple 128-Position Nonvolatile Digital |
| DS3904U-010+ | 功能描述:数字电位计 IC Triple 128-Position Nonvolatile RoHS:否 制造商:Maxim Integrated 电阻:200 Ohms 温度系数:35 PPM / C 容差:25 % POT 数量:Dual 每 POT 分接头:256 弧刷存储器:Volatile 缓冲刷: 数字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作电源电压:1.7 V to 5.5 V 电源电流:27 uA 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:TQFN-16 封装:Reel |
| DS3904U-010+T&R | 制造商:Maxim Integrated Products 功能描述:DGTL POTENTIOMETER 128POS 10KOHM/20KOHM TRIPLE 8USOP - Tape and Reel 制造商:Maxim Integrated Products 功能描述:IC POT NV TRIPLE 128POS 8-USOP |
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