參數(shù)資料
型號(hào): AD7835BS
廠商: ANALOG DEVICES INC
元件分類: DAC
英文描述: LC2MOS Quad 14-Bit DAC
中文描述: QUAD, SERIAL INPUT LOADING, 14-BIT DAC, PQFP44
封裝: PLASTIC, QFP-44
文件頁(yè)數(shù): 8/16頁(yè)
文件大?。?/td> 404K
代理商: AD7835BS
REV. A
–8–
AD7834/AD7835–Typical Performance Characteristics
CODE/1000
I
1.0
0.8
–1.0
0.4
0.2
0.0
–0.2
0.6
–0.4
–0.6
–0.8
0
2
16
4
6
8
10
12
14
Figure 3. Typical INL Plot
V
REF
(+) – Volts
I
0.5
0.45
0
0.35
0.3
0.25
0.2
0.4
0.15
0.1
0.05
0
8
2.5
5
DAC 1
DAC 3
DAC 4
DAC 2
TEMP = +25
°
C
ALL DACs FROM 1 DEVICE
Figure 6. Typical INL vs. V
REF
(+)
(V
REF
(+) – V
REF
(–) = 5 V)
0.7
0.6
–0.2
0.4
0.3
0.2
0.1
0.5
0
–0.1
VERT = 100mV/DIV
HORIZ = 1μs/DIV
Figure 9. Typical Digital/Analog
Glitch Impulse
V
REF
(+) – Volts
I
0.9
0.8
0
0.6
0.5
0.2
0.1
0.7
0.4
0.3
8
0
1
2
3
4
5
6
7
Figure 5. Typical INL vs. V
REF
(+)
(V
REF
(–) = –6 V)
CODE/1000
I
1.0
0.8
–1.0
0.4
0.2
0.0
–0.2
0.6
–0.4
–0.6
–0.8
0
2
16
4
6
8
10
12
14
Figure 8. Typical DAC-to-DAC
Matching
V
8
6
–4
2
0
–2
4
–2.985
–3.005
–3.045
–3.065
–3.085
–3.025
VERT = 2V/DIV
HORIZ = 1μs/DIV
VERT = 10mV/DIV
HORIZ = 1μs/DIV
V
REF
(+) = +7V
V
REF
(–) = –3V
V
–3.105
Figure 11. Settling Time (–)
CODE/1000
I
0.5
0.4
–0.5
0.2
0.1
0.0
–0.1
0.3
–0.2
–0.3
–0.4
0
2
16
4
6
8
10
12
14
Figure 4. Typical DNL Plot
DAC 4
TEMPERATURE –
°
C
I
0.8
0.7
0
–40
+85
+25
0.5
0.4
0.3
0.2
0.6
0.1
DAC 1
DAC 2
DAC 3
ALL DACs FROM ONE DEVICE
Figure 7. Typical INL vs.
Temperature
V
8
6
–4
2
0
–2
4
7.25
7.225
7.175
7.15
7.125
7.2
VERT = 2V/DIV
HORIZ = 1.2μs/DIV
VERT = 25mV/DIV
HORIZ = 2.5μs/DIV
V
REF
(+) = +7V
V
REF
(–) = –3V
V
7.1
Figure 10. Settling Time (+)
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