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參數(shù)資料
| 型號： | DS1267 |
| 廠商： | Maxim Integrated Products, Inc. |
| 元件分類： | 數(shù)字電位計 |
| 英文描述： | Dual Digital Potentiometer Chip(雙路數(shù)字電位器芯片) |
| 中文描述： | ±5V、雙路、數(shù)字電位器芯片 |
| 文件頁數(shù)： | 7/11頁 |
| 文件大?。?/td> | 110K |
| 代理商： | DS1267 |
DS1267
022698 7/11
ABSOLUTE MAXIMUM RATINGS*
Voltage on Any Pin Relative to Ground (VB=GND)
Voltage on Resistor Pins when VB=–5.5V
Voltage on V
B
Operating Temperature
Storage Temperature
Soldering Temperature
–1.0V to +7.0V
–5.5V to +7.0V
–5.5 to GND
0
°
C to 70
°
C commercial; –40
°
C to +85
°
C industrial
–55
°
C to +125
°
C
260
°
C for 10 seconds
* This is a stress rating only and functional operation of the device at these or any other conditions above those
indicated in the operation sections of this specification is not implied. Exposure to absolute maximum rating
conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
(0
°
C to 70
°
C; V
CC
=5.0V
±
10%)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
Supply Voltage
V
CC
4.5
5.5
V
1
Input Logic 1
V
IH
2.0
V
CC
+0.5
V
1, 2
Input Logic 0
V
IL
–0.5
+0.8
V
1, 2
Substrate Bias
V
B
–5.5
GND
V
1
Resistor Inputs
L, H, W
V
B
–0.5
V
CC
+0.5
V
2
DC ELECTRICAL CHARACTERISTICS
(0
°
C to 70
°
C; V
CC
=5.0V
±
10%)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
Supply Current
I
CC
22
650
μ
A
12
Input Leakage
I
LI
–1
+1
μ
A
Wiper Resistance
R
W
400
1000
Wiper Current
I
W
1
mA
Output Leakage
I
LO
–1
+1
μ
A
Logic 1 Output @ 2.4 Volts
I
OH
–1
mA
8, 9
Logic 0 Output @ 0.4 Volts
I
OL
4
mA
8, 9
Standby Current
I
STBY
22
μ
A
ANALOG RESISTOR CHARACTERISTICS
(0
°
C to 70
°
C; V
CC
=5.0V
±
10%)
MAX
UNITS
PARAMETER
SYMBOL
MIN
TYP
NOTES
End–to–End Resistor Tolerance
–20
+20
%
Absolute Linearity
±
0.75
LSB
4
Relative Linearity
±
0.3
LSB
5
–3 dB Cutoff Frequency
F
CUTOFF
Hz
7
Noise Figure
11
Temperature Coefficient
±
800
ppm/C
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| DS1267-050 | 功能描述:數(shù)字電位計 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 |
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