参数资料
型号: EPF10K100B
厂商: Altera Corporation
英文描述: Embedded Programmable Logic Family(FLEX10KE嵌入式可编程逻辑系列)
中文描述: 嵌入式可编程逻辑系列(FLEX10KE嵌入式可编程逻辑系列)
文件页数: 7/8页
文件大小: 193K
代理商: EPF10K100B
Philips Semiconductors
Application note
AN101
Applying the DAC08
1988 Dec
7
ANALOG
INPUT
START
SCHOTTKY
TTL
LOGIC
FAST
COMPARATOR
+
DAC08
END–OF–ENCODE
8–BIT
OUTPUT
SL00694
Figure 14. Low Cost 8-Bit 1
μ
s A-to-D Converter
–10V
REFERENCE
–15V
+15V
01
μ
F
3.0M
I
O
I
O
DAC08
C
C
5k
5k
B
1
B
2
B
3
B
4
B
5
B
6
B
7
B
8
16
3
132
4
14
15
5 6 7 8 9 1011121
ANALOG
INPUT
0 TO –10V
5,000K
3
10V
8
7
2
4
1
1K
NE527
10V
2
9
10
1
3
4
5
6
11
12
13
14
SERIAL
OUTPUT
START
CONVERSION
COMPLETE
TTL CLOCK
INPUT 2.25MHz
Connect “start” to “conversion complete” for continuous conversions.
NOTE:
SL00695
Figure 15. 3 IC Low Cost A-to-D Converter
Output is directly proportional to positive power supply.
NOTE:
13
14
15
1
10
20
40
80
V
MSD
5 6 7 8
3
16
910 11 12
DACO8
2
4
15V
.01
μ
F
+15V
.01
μ
F
V
LC
I
O
13
16
3
14
16 11
44
2
I
O
I
O
8K
+15V
V
LC
RI
7.5K
+1%W
RI
7.5K
–1%W
5 6 7 8 9101112
I
O
6
4
2
1
LSD
DAC08
V
2
3NE530
7
6
4
0 TO 9.9V
IN 0.1V STEPS
15V
V
FS
–9.9V FOR
(1001 1001) CODE
SL00696
Figure 16. Low Cost 2-Digit BCD DAC
+15V
–15V
01
μ
F
DAC08
B
1
B
2
B
3
B
4
B
5
B
6
B
7
B
8
B
5
16
14
15
5 6 7 8 910 1112 1
3
13
2
4
NE530
DAC08
2
4
14
15
13
1
01
μ
F
+10V
0V
–10V
R1
INPUT
R7
14K
R4
MSB
+5%
100
pF
R2
+15V
2
3
7
6
E
O
4
15V
R3
5 6 7 8 9 1011 12
16
3
LSB
B
6
01
μ
F
–15V
+15V
1. R1 = R2 = R3
2. R4 = R5
3. E
O
DC to 20kHz =
±
5V
4. E
O
DC to 10kHz =
±
10V
NOTES:
Bipolar input offset
binary output
Performs 2 quadrant
multiplications — AC input
controls output polarity
SL00697
Figure 17. DC-Coupled Digital Attenuator/
Programmable Gain Amplifier
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