參數(shù)資料
型號(hào): DS1881E-050+T&R
廠(chǎng)商: Maxim Integrated Products
文件頁(yè)數(shù): 12/16頁(yè)
文件大小: 0K
描述: IC DGTL POT NV 2CH 45K 16TSSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 1,000
接片: 64
電阻(歐姆): 45k
電路數(shù): 2
溫度系數(shù): 標(biāo)準(zhǔn)值 750 ppm/°C
存儲(chǔ)器類(lèi)型: 非易失
接口: I²C(設(shè)備位址)
電源電壓: 2.7 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 16-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 16-TSSOP
包裝: 帶卷 (TR)
DS1881
Dual NV Audio Taper Digital Potentiometer
_____________________________________________________________________
5
POTENTIOMETER 0 (CONFIGURATON 1)
ATTENUATION vs. SETTING
DS1881
toc04
SETTING (DEC)
ATTENUATION
(dB)
54
45
36
27
18
9
-80.0
-60.0
-40.0
-20.0
0
-100.0
063
POTENTIOMETER 0 (CONFIGURATON 2)
ATTENUATION vs. SETTING
DS1881
toc05
SETTING (DEC)
ATTENUATION
(dB)
30
24
18
12
6
-80.0
-60.0
-40.0
-20.0
0
-100.0
033
27
21
15
9
3
POTENTIOMETER 1 (CONFIGURATON 1)
ATTENUATION vs. SETTING
DS1881
toc06
SETTING (DEC)
ATTENUATION
(dB)
54
36
18
-80.0
-60.0
-40.0
-20.0
0
-100.0
063
45
27
9
POTENTIOMETER 1 (CONFIGURATON 2)
ATTENUATION vs. SETTING
DS1881
toc07
SETTING (DEC)
ATTENUATION
(dB)
30
24
18
12
6
-80.0
-60.0
-40.0
-20.0
0
-100.0
033
27
21
15
9
3
END-TO-END RESISTANCE PERCENT
CHANGE FROM +25
°C vs. TEMPERATURE
DS1881
toc08
TEMPERATURE (
°C)
RESISTANCE
%
CHANGE
(FROM
+25
°C)
40
20
0
-20
-2.0
-1.5
-0.5
-1.0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
-2.5
-40
80
60
POTENTIOMETER 1
POTENTIOMETER 0
RESISTANCE
vs. POWER-DOWN VOLTAGE
DS1881
toc10
POWER-UP VOLTAGE (V)
RESISTANCE
(k
)
5
4
3
2
1
20
40
60
80
100
0
PROGRAMMED
RESISTANCE (-6dB)
MUTE
SUPPLY CURRENT
vs. ZERO-CROSSING TIMING
DS1881
toc11
TIME (ms)
I CC
(
A)
100
200
300
400
500
600
700
800
900
1000
0
ZERO-CROSSING
TIMEOUT OR ZERO-
CROSSING EVENT
ZERO-CROSSING
DETECTION
ACTIVATED
TYPICAL
TIMEOUT
OF 50ms
Typical Operating Characteristics (continued)
(VDD = VCC = +5.0V, TA = +25°C.)
RESISTANCE vs. POWER-UP VOLTAGE
DS1881
toc09
POWER-UP VOLTAGE (V)
RESISTANCE
(k
)
5
4
3
2
1
20
40
60
80
100
0
HIGH IMPEDANCE
PROGRAMMED
RESISTANCE (-6dB)
MUTE WHILE
EEPROM
LOADS
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