參數(shù)資料
型號(hào): DS1267E-050
元件分類: 數(shù)字電位計(jì)
英文描述: Dual Digital Potentiometer Chip
中文描述: 雙數(shù)字電位器芯片
文件頁數(shù): 9/12頁
文件大?。?/td> 312K
代理商: DS1267E-050
DS1267
9 of 12
102199
ANALOG RESISTOR CHARACTERISTICS
(-40
°
C to +85
°
C; V
CC
= 5.0V ± 10%)
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
NOTES
End-to-End Resistor Tolerance
-20
+20
%
10
Absolute Linearity
±.75
LDB
3
Relative Linearity
±0.3
LDB
4
-3 dB Cutoff Frequency
F
CUTOFF
Hz
6
Temperature Coefficient
750
ppm/C
CAPACITANCE
PARAMETER
(T
A
=25
°
C)
UNITS
SYMBOL
MIN
TYP
MAX
NOTES
Input Capacitance
C
IN
5
pF
Output Capacitance
C
OUT
7
pF
AC ELECTRICAL CHARACTERISTICS
PARAMETER
(-40
°
C to +85
°
C; V
CC
= 5.0V ± 10%)
TYP
MAX
SYMBOL
MIN
UNITS
NOTES
CLK Frequency
f
CLK
DC
10
MHz
8
Width of CLK Pulse
t
CH
50
ns
8
Data Setup Time
t
DC
30
ns
8
Data Hold Time
t
CDH
10
ns
8
Propagation Delay Time Low to
High Level Clock to Output
t
PLH
50
ns
8
Propagation Delay Time High to
Low Level
t
PHL
50
ns
8
RST
High to Clock Input High
t
CC
50
ns
8
RST
Low to Clock Input High
t
HLT
50
ns
8
RST
Inactive
t
RLT
125
ns
8
CLK Rise Time, CLK Fall Time
t
CR
50
ns
8
NOTES:
1.
All voltages are referenced to ground.
2.
Resistor inputs cannot exceed the substrate bias voltage, Vb, in the negative direction.
3.
Absolute linearity is used to determine wiper voltage versus expected voltage as determined by wiper
position. Device test limits ±1.6 LSB.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
DS1267E-050/TR 制造商:DALLAS 制造商全稱:Dallas Semiconductor 功能描述:Dual Digital Potentiometer Chip
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DS1267E-10+ 功能描述:數(shù)字電位計(jì) IC Dual +/-5V 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