AVDD = 10.8 V to 26.4 V," />
參數(shù)資料
型號: AD5422BCPZ-REEL7
廠商: Analog Devices Inc
文件頁數(shù): 40/44頁
文件大?。?/td> 0K
描述: IC DAC 16BIT SRL 40LFCSP
設(shè)計資源: 16-Bit Fully Isolated Output Module Using AD5422 and ADuM1401 (CN0065)
Simplified 16-Bit Voltage Output and 4 mA-to-20 mA Output Solution Using AD5422 (CN0077)
標(biāo)準(zhǔn)包裝: 1
設(shè)置時間: 25µs
位數(shù): 16
數(shù)據(jù)接口: MICROWIRE?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
電壓電源: 模擬和數(shù)字,雙 ±
功率耗散(最大): 950mW
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 40-VFQFN 裸露焊盤,CSP
供應(yīng)商設(shè)備封裝: 40-LFCSP-VQ(6x6)
包裝: 標(biāo)準(zhǔn)包裝
輸出數(shù)目和類型: 1 電流,單極;1 電流,雙極;1 電壓,單極;1 電壓,雙極
采樣率(每秒): 40k
其它名稱: AD5422BCPZ-REEL7DKR
Data Sheet
AD5412/AD5422
Rev. I | Page 5 of 44
SPECIFICATIONS
AVDD = 10.8 V to 26.4 V, AVSS = 26.4 V to 3 V/0 V, AVDD + |AVSS| < 52.8 V, GND = 0 V, REFIN = 5 V external; DVCC = 2.7 V to 5.5 V.
VOUT: RLOAD = 1 k, CL = 200 pF, IOUT: RLOAD = 350 Ω; all specifications TMIN to TMAX, unless otherwise noted.
Table 2.
Parameter1
Min
Typ
Max
Unit
Test Conditions/Comments
VOLTAGE OUTPUT
Output Voltage Ranges
0
5
V
0
10
V
5
+5
V
10
+10
V
Accuracy
Output unloaded
Resolution
16
Bits
12
Bits
Total Unadjusted Error (TUE)
B Version
0.1
+0.1
% FSR
0.05
±0.01
+0.05
% FSR
TA = 25°C
A Version
0.3
+0.3
% FSR
0.1
±0.05
+0.1
% FSR
TA = 25°C
Relative Accuracy (INL)2
0.008
+0.008
% FSR
0.032
+0.032
% FSR
Differential Nonlinearity (DNL)
1
+1
LSB
Guaranteed monotonic
Bipolar Zero Error
6
+6
mV
Bipolar output range
1.5
±0.2
+1.5
mV
TA = 25°C, bipolar output range
Bipolar Zero Error Temperature
Coefficient (TC)3
±3
ppm FSR/°C
Bipolar output range
Zero-Scale Error
5
+5
mV
3.5
±0.3
+3.5
mV
TA = 25°C
Zero-Scale Error Temperature
Coefficient (TC)3
±2
ppm FSR/°C
Offset Error
4
+4
mV
Unipolar output range
1.5
±0.2
+1.5
mV
TA = 25°C, unipolar output range
Offset Error Temperature
Coefficient (TC)3
±2
ppm FSR/°C
Unipolar output range
Gain Error
0.07
+0.07
% FSR
0.05
±0.004
+0.05
% FSR
TA = 25°C
Gain Error Temperature
Coefficient (TC)3
±1
ppm FSR/°C
Full-Scale Error
0.07
+0.07
% FSR
0.05
±0.001
+0.05
% FSR
TA = 25°C
Full-Scale Error Temperature
Coefficient (TC)3
±1
ppm FSR/°C
OUTPUT CHARACTERISTICS3
Headroom
0.5
0.8
V
Output unloaded
Output Voltage Drift vs. Time
90
ppm FSR
Drift after 1000 hours, TA = 125°C
Short-Circuit Current
20
mA
Load
1
k
Capacitive Load Stability
TA = 25°C
RLOAD = ∞
20
nF
RLOAD = 1 k
5
nF
RLOAD = ∞
1
F
External compensation capacitor of 4 nF
connected
DC Output Impedance
0.3
Power-On Time
10
s
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