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LTC7541A Folha de dados(PDF) 4 Page - Linear Technology

Nome de Peças LTC7541A
Descrição Electrónicos  Improved Industry Standard CMOS 12-Bit Multiplying DAC
PDF  4 Pages
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Fabricante Electrônico  LINER [Linear Technology]
Página de início  http://www.linear.com
Logo LINER - Linear Technology

LTC7541A Folha de dados(HTML) 4 Page - Linear Technology

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LTC7541A
TYPICAL APPLICATIONS N
Unipolar Operation (2-Quadrant Multiplication)
RELATED PARTS
Bipolar Operation (4-Quadrant Multiplication)
VDD
VREF
LTC7541A
RFB
GND
3
4 TO 15
2
16
15V
VREF
– 10 TO 10V
17
18
1
OUT 1
33pF
R1
10k
VOUT
7541 TA04
OUT 2
0.1
µF
1/2 LT1112
1/2 LT1112
DIGITAL INPUTS
Table 2. Bipolar Offset Binary Code Table
DIGITAL INPUT
VREF (2047/2048)
VREF (1/2048)
0V
–VREF (1/2048)
–VREF
MSB
LSB
1111 1111 1111
1000 0000 0001
1000 0000 0000
0111 1111 1111
0000 0000 0000
ANALOG OUTPUT
VOUT
R2
20k
R3
20k
VDD
VREF
LTC7541A
RFB
GND
3
4 TO 15
2
16
15V
VREF
– 10 TO 10V
17
18
1
OUT 1
33pF
VOUT
7541 TA03
OUT 2
0.1
µF
LT1097
DIGITAL INPUTS
Table 1. Unipolar Binary Code Table
DIGITAL INPUT
–VREF (4095/4096)
–VREF (2048/4096) = –VREF/2
–VREF (1/4096)
0V
MSB
LSB
1111 1111 1111
1000 0000 0000
0000 0000 0001
0000 0000 0000
ANALOG OUTPUT
VOUT
PART NUMBER
DESCRIPTION
COMMENTS
LTC1257
Complete Serial I/O VOUT 12-Bit DAC
5V to 15V Single Supply in 8-Pin SO and PDIP
LTC1451/LTC1452/LTC1453
Complete Serial I/O VOUT 12-Bit DACs
3V/5V Single Supply in 8-Pin SO and PDIP
LTC7543/LTC8143
Serial I/O Muliplying 12-Bit DACs
Clear Pin, Serial Data Output (LTC8143)
LTC8043
Serial Mulitplying 12-Bit DAC
8-Pin SO and PDIP
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7487
(408) 432-1900 q FAX: (408) 434-0507 q TELEX: 499-3977
LT/GP 1195 6K • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1995



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