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Número de pieza
componentes Descripción
AD7533LN Ver la hoja de datos (PDF) - Analog Devices
Número de pieza
componentes Descripción
Fabricante
AD7533LN
CMOS Low Cost, 10-Bit Multiplying DAC
Analog Devices
AD7533LN Datasheet PDF : 13 Pages
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APPLICATIONS
BIPOLAR
ANALOG INPUT
±10V
V
DD
DIGITAL
INPUT
MAGNITUDE
BITS
MSB
4
LSB
13
V
REF
15
14
AD7533
3
GND
R
FB
16
I
OUT
1
1
2
I
OUT
2
10k
Ω
1/2 AD7512DIJN
5k
Ω
OP97
SIGN BIT
Figure 13. 10-Bit and Sign Multiplying DAC
10k
Ω
V
OUT
OP97
AD7533
DIGITAL
FREQUENCY
CONTROL
WORD
CALIBRATE
10V
4.7k
Ω
1k
Ω
+15V
V
DD
NC
6.8V
(2)
MSB
4
LSB
13
V
REF
15
14
AD7533
16
I
OUT
1
1
2
I
OUT
2
OP97
10k
Ω
1%
C
t
OP97
10k
Ω
1%
3
GND
f
=
N
(
1
8R
t
C
t
)
R
t
= 10k
Ω
0 < N
≤
(1 2
10
)
Figure 14. Programmable Function Generator
SQUARE
WAVE
TRIANGULAR
WAVE
V
IN
I
OUT
2
2
1
I
OUT
1
+15V
R
FB
16
14
AD7533
MSB
4
LSB
13
BIT 1
DIGITAL
INPUT
“D”
BIT 10
3
15
V
REF
V
OUT
=
–V
IN
D
GND
V
OUT
where:
D=
BIT
2
1
1
+
BIT 2
2
2
+ …BI2T
10
10
0 < D
≤
1023
1024
Figure 15. Divider (Digitally Controlled Gain)
V
REF
TEST INPUT
+15V (0 TO – V
REF
)
DIGITAL
INPUT
(TEST LIMIT)
MSB
4
LSB
13
15
14
AD7533
3
16
I
OUT
1
1
2
I
OUT
2
AD790
COMPARATOR
FAIL/PASS
TEST
GND
Figure 17. Digitally Programmable Limit Detector
V
REF
+15V
BIT 1
DIGITAL
INPUT
“D”
BIT 10
MSB
4
LSB
13
15
14
AD7533
R
FB
16
I
OUT
1
1
2
I
OUT
2
R1
R2
–V
REFD
.
V
OUT
3
GND
V
OUT
= V
REF
=
R
2
–
R
1
D
R
1
+ R
2
R
1
+ R
2
where:
D=
BIT
2
1
1
+
BIT 2
2
2
+ …BI2T
10
10
0 < D
≤
1023
1024
Figure 16. Modified Scale Factor and Offset
Rev. C | Page 9 of 12
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