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參數(shù)資料
| 型號(hào)： | DS3903 |
| 元件分類： | 數(shù)字電位計(jì) |
| 英文描述： | Triple 128-Position Nonvolatile Digital Potentiometer |
| 中文描述： | 三路、128抽頭、非易失數(shù)字電位器 |
| 文件頁(yè)數(shù)： | 3/11頁(yè) |
| 文件大小： | 619K |
| 代理商： | DS3903 |
D
Triple 128-Position Nonvolatile
Digital Potentiometer
_____________________________________________________________________
3
AC ELECTRICAL CHARACTERISTICS
(V
CC
= 2.7V to 5.5V, T
A
= -40°C to +85°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
0
0
1.3
4.7
0.6
4.0
1.3
4.7
0.6
4.0
0
0
100
250
0.6
4.7
TYP
MAX
400
100
UNITS
Fast mode (Note 4)
Standard mode (Note 4)
Fast mode (Note 4)
Standard mode (Note 4)
Fast mode (Notes 4, 5)
Standard mode (Notes 4, 5)
Fast mode (Note 4)
Standard mode (Note 4)
Fast mode (Note 4)
Standard mode (Note 4)
Fast mode (Notes 4, 6, 7)
Standard mode (Notes 4, 6, 7)
Fast mode (Note 4)
Standard mode (Note 4)
Fast mode
Standard mode
Fast mode (Note 8)
Standard mode (Note 8)
Fast mode (Note 8)
Standard mode (Note 8)
Fast mode
Standard mode
(Note 8)
(Note 9)
SCL Clock Frequency
f
SCL
kHz
Bus Free Time Between Stop and
Start Conditions
t
BUF
μs
Hold Time (Repeated) Start
Condition
t
HD:STA
μs
Low Period of SCL Clock
t
LOW
μs
High Period of SCL Clock
t
HIGH
μs
0.9
0.9
Data Hold Time
t
HD:DAT
μs
Data Set-Up Time
t
SU:DAT
ns
Start Set-Up Time
t
SU:STA
μs
20 + 0.1C
B
20 + 0.1C
B
20 + 0.1C
B
20 + 0.1C
B
0.6
4.7
300
1000
300
300
Rise Time of Both SDA and SCL
Signals
t
R
ns
Fall Time of Both SDA and SCL
Signals
t
F
ns
Set-Up Time for Stop Condition
t
SU:STO
μs
Capacitive Load for Each Bus
C
B
t
W
t
ST
400
pF
ms
ms
EEPROM Write Time
Startup Time
10
2
ANALOG RESISTOR CHARACTERISTICS
(V
CC
= 2.7V to 5.5V, T
A
= -40°C to +85°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
-20
TYP
MAX
+20
UNITS
%
End-to-End Resistance Tolerance
+25°C
10k
Pot
90k
Pot
Position 127 (max resistance)
10.5
90
End-to-End Resistance
k
Factory-Default Wiper Setting
Wiper Resistance
Absolute Linearity
Relative Linearity
R
W
250
500
+1.0
+0.25
(Note 10)
(Note 11)
-1.0
-0.25
LSB
LSB
End-to-End
Temperature Coefficient
-300
0
+300
ppm/°C
Ratiometric
Temperature Coefficient
±
30
ppm/°C
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| DS3903E | 功能描述:IC POT NV TRIPLE 128POS 20-TSSOP RoHS:否 類別:集成電路 (IC) >> 數(shù)據(jù)采集 - 數(shù)字電位器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- 接片:32 電阻（歐姆）:50k 電路數(shù):1 溫度系數(shù):標(biāo)準(zhǔn)值 50 ppm/°C 存儲(chǔ)器類型:易失 接口:3 線串行（芯片選擇，遞增，增/減） 電源電壓:2.7 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 細(xì)型，TSOT-23-6 供應(yīng)商設(shè)備封裝:TSOT-23-6 包裝:帶卷 (TR) |
| DS3903E+ | 制造商:Maxim Integrated Products 功能描述:DGTL POTENTIOMETER 128POS 10.5KOHM/90KOHM TRIPLE 20TSSOP - Rail/Tube |
| DS3903E-020 | 功能描述:數(shù)字電位計(jì) IC RoHS:否 制造商:Maxim Integrated 電阻:200 Ohms 溫度系數(shù):35 PPM / C 容差:25 % POT 數(shù)量:Dual 每 POT 分接頭:256 弧刷存儲(chǔ)器:Volatile 緩沖刷: 數(shù)字接口:Serial (3-Wire, SPI) 描述/功能:Dual Volatile Low Voltage Linear Taper Digital Potentiometer 工作電源電壓:1.7 V to 5.5 V 電源電流:27 uA 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TQFN-16 封裝:Reel |
| DS3903E-020/R | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Triple 128-Position Nonvolatile Digital Potentiometer |
| DS3903E-020/T | 制造商:MAXIM 制造商全稱:Maxim Integrated Products 功能描述:Triple 128-Position Nonvolatile Digital Potentiometer |
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