Quad-Channel, I2C-Margining IDACs with Three Channels of Power-Supply Tra" />
參數(shù)資料
型號(hào)： DS4426T+T&R
廠商： Maxim Integrated Products
文件頁(yè)數(shù)： 11/15頁(yè)
文件大?。?/td> 0K
描述： IC DAC I2C-MARGINING 4CH 28-TQFN
產(chǎn)品培訓(xùn)模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝： 2,500
位數(shù)： 8
數(shù)據(jù)接口： I²C
轉(zhuǎn)換器數(shù)目： 4
電壓電源： 單電源
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 28-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 28-TQFN-EP（4x4）
包裝： 帶卷 (TR)
輸出數(shù)目和類型： 4 電流，單極
采樣率（每秒）： *
DS4426
Quad-Channel, I2C-Margining IDACs with
Three Channels of Power-Supply Tracking
_______________________________________________________________________________________
5
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
DS4426
toc01
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(μ
A)
5.0
4.5
3.0
3.5
4.0
425
450
475
500
525
550
575
600
400
2.5
5.5
SDA = SCL = THR[3:1] = VCC
GAIN[3:1] = FS[3:0] = OUT[3:0] = OPEN
INP[3:1] = INN[3:1] = GND
SUPPLY CURRENT
vs. TEMPERATURE
DS4426
toc02
TEMPERATURE (
°C)
SUPPLY
CURRENT
(μ
A)
80
60
-20
0
20
40
425
450
475
500
525
550
575
600
400
-40
SDA = SCL = THR[3:1] = VCC
GAIN[3:1] = FS[3:0] = OUT[3:0] = OPEN
INP[3:1] = INN[3:1] = GND
VCC = +5.5V
VCC = +3.3V
VCC = +2.7V
VOLTCO (SOURCE)
DS4426
toc03
VOUT (V)
I OUT
(μ
A)
4
3
2
1
-225
-200
-175
-150
-250
05
SDA = SCL = THR[3:1] = VCC
GAIN[3:1] = OPEN
INP[3:1] = INN[3:1] = GND
40k
Ω LOAD ON FS[3:0].
VCC = +5.5V
VOLTCO (SINK)
DS4426
toc04
VOUT (V)
I OUT
(μ
A)
3.5
3.0
2.5
2.0
1.5
1.0
0.5
175
200
225
250
150
0
4.0
SDA = SCL = THR[3:1] = VCC
GAIN[3:1] = OPEN
INP[3:1] = INN[3:1] = GND
40k
Ω LOAD ON FS[3:0].
VCC = +5.5V
TEMPERATURE COEFFICIENT
vs. SETTING (SOURCE)
DS4426
toc05
SETTING (DEC)
TEMPERATURE
COEFFICIENT
(°
C/ppm)
125
100
75
50
25
0
50
100
150
200
250
300
-50
0
RANGE FOR THE 50
μA TO 200μA
CURRENT SOURCE RANGE
+25
°C TO -40°C
+25
°C TO +85°C
TEMPERATURE COEFFICIENT
vs. SETTING (SINK)
DS4426
toc06
SETTING (DEC)
TEMPERATURE
COEFFICIENT
(°
C/ppm)
125
100
75
50
25
-150
-50
50
150
250
350
450
550
650
-250
0
RANGE FOR THE 50
μA TO 200μA
CURRENT SINK RANGE
+25
°C TO -40°C
+25
°C TO +85°C
INTEGRAL LINEARITY
DS4426
toc07
SETTING (DEC)
INL
(LSB)
125
100
75
50
25
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0
RANGE FOR THE 50
μA TO 200μA
CURRENT SOURCE AND SINK RANGE
DIFFERENTIAL LINEARITY
DS4426
toc08
SETTING (DEC)
DNL
(LSB)
125
100
75
50
25
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1.0
-1.0
0
RANGE FOR THE 50
μA TO 200μA
CURRENT SOURCE AND SINK RANGE
Typical Operating Characteristics
(TA = +25°C, unless otherwise noted.)
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