參數(shù)資料
型號: AD7390AR-REEL7
廠商: ANALOG DEVICES INC
元件分類: DAC
英文描述: 3 V Serial-Input Micropower 10-Bit and 12-Bit DACs
中文描述: SERIAL INPUT LOADING, 70 us SETTLING TIME, 12-BIT DAC, PDSO8
封裝: 1.75 MM HEIGHT, SOIC-8
文件頁數(shù): 7/12頁
文件大小: 199K
代理商: AD7390AR-REEL7
REV. A
–7–
AD7390/AD7391
V
OUT
V
I
O
40
30
00
1
5
2
3
4
20
10
V
DD
= 5V
V
= 3V
CODE =
H
TPC 10. I
OUT
at Zero Scale vs. V
OUT
100 s
1V
TIME
100 s/DIV
V
(1V/DIV)
LD
(5V/DIV)
V
DD
= 5V
V
REF
= 2.5V
f
CLK
= 50kHz
TPC 13. AD7390 Large Signal
Settling Time
HOURS OF OPERATION AT 150 C
N
1.2
0.00
100
600
200
300
400
500
1.0
0.8
0.6
0.4
0.2
SAMPLE SIZE = 50
CODE = FFF
H
CODE = 000
H
TPC 16. AD7390 Long-Term Drift
Accelerated by Burn-In
2 s
20mV
V
DD
= 5V
V
REF
= 2.5V
f
= 50kHz
CODE: 7F
H
to 80
H
TIME
2 s/DIV
V
OUT
(5mV/DIV)
LD
(5V/DIV)
TPC 11. AD7390 Midscale Transi-
tion Performance
FREQUENCY
Hz
G
100
1k
100k
10k
0
5
V
DD
= 5V
V
REF
= 50mV 2V dc
DATA = FFF
H
5
10
10
15
20
25
30
35
40
TPC 14. AD7390 Gain vs.
Frequency
5 s
5mV
V
DD
= 5V
V
REF
= 2.5V
f
CLK
= 50kHz
LD
= HIGH
TIME
5 s/DIV
V
OUT
(5mV/DIV)
CLK
(5V/DIV)
TPC 12. Digital Feedthrough
REFERENCE VOLTAGE
V
0
5
1
3
2
4
I
2.0
1.8
0.0
0.8
0.6
0.4
0.2
1.6
1.0
1.2
1.4
V
= 5V
CODE = 768
H
T
A
= 25 C
TPC 15. AD7390 INL Error vs.
Reference Voltage
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