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零件编号 | DAC7615PB | ||
描述 | Quad/ Serial Input/ 12-Bit/ Voltage Output DIGITAL-TO-ANALOG CONVERTER | ||
制造商 | Burr-Brown Corporation | ||
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® DAC7615
DAC7615
DAC7615
Quad, Serial Input, 12-Bit, Voltage Output
DIGITAL-TO-ANALOG CONVERTER
FEATURES
q LOW POWER: 20mW
q UNIPOLAR OR BIPOLAR OPERATION
q SETTLING TIME: 10µs to 0.012%
q 12-BIT LINEARITY AND MONOTONICITY:
–40°C to +85°C
q DOUBLE-BUFFERED DATA INPUTS
q SMALL 20-LEAD SSOP PACKAGE
APPLICATIONS
q PROCESS CONTROL
q ATE PIN ELECTRONICS
q CLOSED-LOOP SERVO-CONTROL
q MOTOR CONTROL
q DATA ACQUISITION SYSTEMS
q DAC-PER-PIN PROGRAMMERS
DESCRIPTION
The DAC7615 is a quad, serial input, 12-bit, voltage
output digital-to-analog converter (DAC) with guar-
anteed 12-bit monotonic performance over the –40°C
to +85°C temperature range. An asynchronous reset
clears all registers to either mid-scale (800H) or zero-
scale (000H), selectable via the RESETSEL pin. The
individual DAC inputs are double buffered to allow
GND
for simultaneous update of all DAC outputs. The
device can be powered from a single +5V supply or
from dual +5V and –5V supplies.
Low power and small size makes the DAC7615 ideal
for automatic test equipment, DAC-per-pin program-
mers, data acquisition systems, and closed-loop servo-
control. The device is available in 16-pin plastic DIP,
16-lead SOIC, and 20-lead SSOP packages and is
guaranteed over the –40°C to +85°C temperature range.
VDD VREFH
Input
DAC
Register A
Register A
DAC A
VOUTA
SDI
CLK
CS
Serial-to-
Parallel
Shift
Register
12
Input
Register B
DAC
Register B
DAC B
Input
Register C
DAC
Register C
DAC C
DAC
Select
Input
Register D
DAC
Register D
DAC D
VOUTB
VOUTC
VOUTD
LOADREG
RESETSEL RESET LOADDACS VREFL VSS
International Airport Industrial Park • Mailing Address: PO Box 11400, Tucson, AZ 85734 • Street Address: 6730 S. Tucson Blvd., Tucson, AZ 85706 • Tel: (520) 746-1111 • Twx: 910-952-1111
Internet: http://www.burr-brown.com/ • FAXLine: (800) 548-6133 (US/Canada Only) • Cable: BBRCORP • Telex: 066-6491 • FAX: (520) 889-1510 • Immediate Product Info: (800) 548-6132
© 1998 Burr-Brown Corporation
PDS-1443C
Printed in U.S.A. November, 1998
TYPICAL PERFORMANCE CURVES: VSS = –5V (CONT)
At TA = +25°C, VDD = +5V, VSS = –5V, VREFH = +2.5V, and VREFL = –2.5V, representative unit, unless otherwise specified.
0.50
+85°C
0.25
LINEARITY ERROR vs CODE
(DAC C, –40°C and +85°C)
0.00
–0.25
–0.50
0.50
–40°C
0.25
0.00
–0.25
–0.50
000H
200H
400H
600H 800H A00H
Digital Input Code
C00H
E00H
FFFH
0.50
+85˚C
0.25
LINEARITY ERROR vs CODE
(DAC D, –40˚C and +85˚C)
0.00
–0.25
–0.50
0.50
–40˚C
0.25
0.00
–0.25
–0.50
000H
200H
400H
600H 800H A00H
Digital Input Code
C00H
E00H
FFFH
POSITIVE SLEW RATE and SETTLING TIME
3
2 5V
LOADDACS
1 0V
0
–1
A
B
6
4
2
0
–2
–2 –4
–3 –6
–2 –1 0 1 2 3 4 5 6 7 8
Time (µs)
NEGATIVE SLEW RATE and SETTLING TIME
36
2
A
1
B
4
2
0
–1 5V
LOADDACS
–2 0V
0
–2
–4
–3 –6
–2 –1 0 1 2 3 4 5 6 7 8
Time (µs)
600
500
400
300
200
100
0
000H
VREFH CURRENT vs CODE
(All DACs Set to Indicated Code)
400H
800H
C00H
Digital Input Code
FFFH
0
–100
–200
–300
–400
–500
–600
000H
VREFL CURRENT vs CODE
(All DACs Set to Indicated Code)
400H
800H
C00H
Digital Input Code
FFFH
®
DAC7615
8
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页数 | 12 页 | ||
下载 | [ DAC7615PB.PDF 数据手册 ] |
零件编号 | 描述 | 制造商 |
DAC7615P | Quad/ Serial Input/ 12-Bit/ Voltage Output DIGITAL-TO-ANALOG CONVERTER | Burr-Brown Corporation |
DAC7615PB | Quad/ Serial Input/ 12-Bit/ Voltage Output DIGITAL-TO-ANALOG CONVERTER | Burr-Brown Corporation |
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