参数资料
型号: AD5791BRUZ
厂商: Analog Devices Inc
文件页数: 8/29页
文件大小: 0K
描述: IC DAC 20BIT SRL 20TSSOP
产品变化通告: AD57x1 Feature Change 27/Jul/2011
标准包装: 1
设置时间: 1µs
位数: 20
数据接口: DSP,MICROWIRE?,QSPI?,串行,SPI?
转换器数目: 1
电压电源: 双 ±
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 20-TSSOP
包装: 管件
输出数目和类型: *
采样率(每秒): *
Data Sheet
AD5791
Rev. D | Page 15 of 28
10.8
10.6
10.4
10.2
10.0
9.8
9.6
9.4
0
1
5
4
3
2
V
O
UT
(m
V)
TIME (s)
088964-
063
±10V VREF
OUTPUT GAIN OF 1
BIAS COMPENSATION MODE
20pF COMPENSATION CAPACITOR
RC LOW-PASS FILTER
Figure 41. 500 Code Step Settling Time
10
0
1
2
3
4
5
6
7
8
9
16384
65536
O
UT
P
UT
G
L
IT
CH
(
n
V
–sec)
CODE
08964-
059
114688
163840
212992
262144
311296
360448
409600
458752
507904
557056
606208
655360
704512
753664
802816
851968
901120
950272
999424
POSITIVE CODE
CHANGE
NEGATIVE CODE
CHANGE
5V V
OUTPUT GAIN OF 1
BIAS COMPENSATION MODE
20pF COMPENSATION CAPACITOR
RC LOW-PASS FILTER
REF
Figure 42. 6 MSB Segment Glitch Energy for ±10 V VREF
4.0
0
2.0
1.5
1.0
0.5
2.5
3.0
3.5
16384
65536
O
UT
P
UT
G
L
IT
CH
(
n
V
–sec)
CODE
08964-
060
114688
163840
212992
262144
311296
360448
409600
458752
507904
557056
606208
655360
704512
753664
802816
851968
901120
950272
999424
POSITIVE CODE
CHANGE
NEGATIVE CODE
CHANGE
10V VREF
OUTPUT GAIN OF 1
BIAS COMPENSATION MODE
20pF COMPENSATION CAPACITOR
RC LOW-PASS FILTER
Figure 43. 6 MSB Segment Glitch Energy for +10 V VREF
3.0
–0.2
2.2
1.0
1.4
1.8
0.6
0.2
2.6
16384
65536
O
UT
P
UT
G
L
IT
CH
(
n
V
–sec)
CODE
08964-
061
114688
163840
212992
262144
311296
360448
409600
458752
507904
557056
606208
655360
704512
753664
802816
851968
901120
950272
999424
NEGATIVE CODE
CHANGE
5V VREF
OUTPUT GAIN OF 1
BIAS COMPENSATION MODE
20pF COMPENSATION CAPACITOR
RC LOW-PASS FILTER
POSITIVE CODE
CHANGE
Figure 44. 6 MSB Segment Glitch Energy for +5 V VREF
40
–20
–10
0
10
20
30
–1.0
–0.5
2.0
1.5
1.0
0.5
0
V
O
UT
(m
V)
TIME (s)
088964-
062
±10V VREF
OUTPUT GAIN OF 1
BIAS COMPENSATION MODE
20pF COMPENSATION CAPACITOR
RC LOW-PASS FILTER
CX = 143pF + 0pF
CX = 143pF + 220pF
CX = 143pF + 470pF
CX = 143pF + 1,000pF
Figure 45. Midscale Peak-to-Peak Glitch for ±10 V
800
600
400
200
0
–200
–400
–600
0
1
2
3
4
5
6
7
8
9
10
TIME (Seconds)
OU
TP
U
T
V
OLTA
GE
(
nV
)
08964-
044
MIDSCALE CODE LOADED
OUTPUT UNBUFFERED
AD8676 REFERENCE BUFFERS
TA = 25°C
VDD = +15V
VSS = –15V
VREFP = +10V
VREFN = –10V
Figure 46. Voltage Output Noise, 0.1 Hz to 10 Hz Bandwidth
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