參數(shù)資料
型號: AD5243BRMZ50-RL7
廠商: Analog Devices Inc
文件頁數(shù): 20/20頁
文件大?。?/td> 0K
描述: IC DGTL POT DUAL 50K 10-MSOP
標(biāo)準(zhǔn)包裝: 1,000
接片: 256
電阻(歐姆): 50k
電路數(shù): 2
溫度系數(shù): 標(biāo)準(zhǔn)值 35 ppm/°C
存儲器類型: 易失
接口: I²C
電源電壓: 2.7 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 10-TFSOP,10-MSOP(0.118",3.00mm 寬)
供應(yīng)商設(shè)備封裝: 10-MSOP
包裝: 帶卷 (TR)
配用: AD5243EVAL-ND - BOARD EVAL FOR AD5243
Data Sheet
AD5243/AD5248
Rev. B | Page 9 of 20
–2.0
–1.5
–1.0
–0.5
0
0.5
RHEOSTAT
MODE
INL
(LSB)
1.0
1.5
2.0
128
96
32
64
0
160
192
224
256
CODE (DECIMAL)
04109-0-036
RAB = 10k
VDD = 2.7V
TA = –40°C, +25°C, +85°C, +125°C
VDD = 5.5V
TA = –40°C, +25°C, +85°C, +125°C
Figure 12. R-INL vs. Code vs. Temperature
–0.5
–0.4
–0.3
–0.2
–0.1
0
0.1
0.2
0.3
0.4
0.5
RHEOSTAT
MODE
DNL
(LSB)
128
96
32
64
0
160
192
224
256
CODE (DECIMAL)
04109-0-037
VDD = 2.7V, 5.5V; TA = –40°C, +25°C, +85°C, +125°C
RAB = 10k
Figure 13. R-DNL vs. Code vs. Temperature
–2.0
–1.5
–1.0
–0.5
0
0.5
FSE,
FULL-SCALE
ERROR
(LSB)
1.0
1.5
2.0
TEMPERATURE (°C)
–40
–25
–10
5
20
35
50
65
80
95
110
125
04109-0-038
VDD = 5.5V, VA = 5.0V
RAB = 10k
VDD = 2.7V, VA = 2.7V
Figure 14. Full-Scale Error vs. Temperature
0
0.75
1.50
2.25
3.00
3.75
4.50
ZSE,
ZERO-SCALE
ERROR
(LSB)
TEMPERATURE (°C)
–40
–25
–10
5
20
35
50
65
80
95
110
125
04109-0-039
VDD = 5.5V, VA = 5.0V
RAB = 10k
VDD = 2.7V, VA = 2.7V
Figure 15. Zero-Scale Error vs. Temperature
I DD
,SUPPLY
CURRENT
(
A)
0.1
1
10
–40
–7
26
59
92
125
TEMPERATURE (°C)
04109-0-040
VDD = 5V
VDD = 3V
Figure 16. Supply Current vs. Temperature
–20
0
20
40
60
80
100
120
RHEOSTAT
MODE
TEMPCO
(ppm/
°C)
128
96
32
64
0
160
192
224
256
CODE (DECIMAL)
04109-0-041
RAB = 10k
VDD = 2.7V
TA = –40°C TO +85°C, –40°C TO +125°C
VDD = 5.5V
TA = –40°C TO +85°C, –40°C TO +125°C
Figure 17. Rheostat Mode Tempco ΔRWB/ΔT vs. Code
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