參數(shù)資料
型號(hào): AD781*
元件分類(lèi): 取樣保持放大器
英文描述: Complete 700 ns Sample-and-Hold Amplifier
中文描述: 完成700納秒采樣保持放大器
文件頁(yè)數(shù): 8/8頁(yè)
文件大?。?/td> 153K
AD781
REV. A
–8–
C
P
AD781 T O AD674 INT E RFACE
Figure 9 shows a typical data acquisition circuit using the
AD781, a high linearity, low aperture jitter SHA and the AD674
a 12-bit high speed ADC. T he time between the AD674 status
line going high and the actual start of conversion allows the
AD781 to settle to 0.01%. As a result, the AD674 status line
can be used to control the AD781; only an inverter is needed to
interface the two devices.
CS
A
0
10 V
IN
DGND
20 V
IN
REF IN
REF OUT
BIP OFFSET
R/C
AGND
NC
GAIN
CONVERT
0.1μF
+12V
V
CC
IN
GND
0.1μF
–12V
V
IN
OUT
AD781
V
EE
100
100
OFFSET
28
15
3
4
13
14
10
8
12
5
9
5
8
2
3
4
NC
6
NC
1
7
AD674
–12V
4.7μF
0.1μF
11
+12V
4.7μF
0.1μF
7
D0–11
12-BIT
THREE-STATE
DATA
16
27
STS
STATUS
S/H
7404
OR EQUIV.
CE
+5V
6
V
L
1
2
12/8
0.1μF
Figure 9. AD781 to AD674 Interface
20
–140
–100
–120
0
–60
–80
–40
–20
0
3
7
10
FREQUENCY BINS – kHz
13
16
20
23
26
30
33
A
Figure 10. FFT Plot of AD781 to AD674 Interface,
F
IN
= 1 kHz
OUT LINE DIME NSIONS
Dimensions shown in inches and (mm).
Cerdip (Q) Package
Mini-DIP (N) Package
相關(guān)PDF資料
PDF描述
AD781JN Complete 700 ns Sample-and-Hold Amplifier
AD781 ECONOLINE: REC2.2-S_DRW(Z)/H* - 2.2W DIP Package- 1kVDC Isolation- Regulated Output- 4.5-9V, 9-18V, 18-36V, 36-72V Wide Input Range 2 : 1- UL94V-0 Package Material- Continuous Short Circiut Protection- Cost Effective- 100% Burned In- Efficiency to 84%
AD781AN Complete 700 ns Sample-and-Hold Amplifier
AD781SQ Complete 700 ns Sample-and-Hold Amplifier
AD7828BCHIPS 1.2A, High Efficiency Step-Down DC/DC Converter; Package: SO; No of Pins: 14; Temperature Range: 0°C to +70°C
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