LTC1595/LTC1596/LTC1596-1
16
159561fc
For more information www.linear.com/LTC1595
LINEAR TECHNOLOGY CORPORATION 1997
LT 0815 REV C • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/LTC1595
RELATED PARTS
TYPICAL APPLICATION
Figure 2. Bipolar Operation (4-Quadrant Multiplication) V
OUT
= –V
REF
to V
REF
(a)
(b)
Table 3. Bipolar Offset Binary Code Table
DIGITAL INPUT BINARY NUMBER
IN DAC REGISTER ANALOG OUTPUT V
OUT
MSB LSB
1111 1111 1111 1111 V
REF
(32,767/32,768)
1000 0000 0000 0001 V
REF
(1/32,768)
1000 0000 0000 0000 0V
0111 1111 1111 1111 –V
REF
(1/32,768)
0000 0000 0000 0000 –V
REF
PART NUMBER DESCRIPTION COMMENTS
DACs
LTC1590 Dual Serial I/O Multiplying I
OUT
12-Bit DAC 16-Pin SO and PDIP, SPI Interface
LTC1597 Parallel 16-Bit Current Output DAC Low Glitch, ±1LSB Maximum INL, DNL
LTC1650 Serial 16-Bit Voltage Output DAC Low Noise and Glitch Rail-to-Rail V
OUT
LTC1658 Serial 14-Bit Voltage Output DAC Low Power, 8-Lead MSOP Rail-to-Rail V
OUT
LTC7543/LTC8143/LTC8043 Serial I/O Multiplying I
OUT
12-Bit DACs Clear Pin and Serial Data Output (LTC8143)
ADCs
LTC1418 14-Bit, 200ksps 5V Sampling ADC 16mW Dissipation, Serial and Parallel Outputs
LTC1604 16-Bit, 333ksps Sampling ADC ±2.5V Input, SINAD = 90dB, THD = 100dB
LTC1605 Single 5V, 16-Bit 100ksps ADC Low Power, ±10V Inputs
LTC2400 24-Bit, ∆∑ ADC in SO-8 1ppm (4ppm)
Offset (Full-Scale), Internal 50Hz/60Hz Notches
Op Amps
LT1001 Precision Operational Amplifier Low Offset, Low Drift
LT1112 Dual Low Power, Precision Picoamp Input Op Amp Low Offset, Low Drift
LT1468 90MHz, 22V/µs, 16-Bit Accurate Op Amp Precise, 1µs Settling to 0.0015%
References
LT1236 Precision Reference Ultralow Drift, 5ppm/°C, High Accuracy 0.05%
LT1634 Micropower Reference Ultralow Drift, 10ppm/°C, High Accuracy 0.05%
V
DD
V
REF
LTC1596-1
R
FB
AGNDDGND
3
12
10
4
7
5
6
9
8
11
2
1413
5V
V
REF
–10V TO 10V
TO NEXT DAC
FOR DAISY-CHAINING
15
16
1
OUT1
33pF
R1
10k
(20k 2)
R2
20k
R3
20k
0.1µF
V
OUT
–V
REF
TO V
REF
RESISTORS: CADDOCK T914-20K-010-02
(OR EQUIVALENT) 20k, 0.01%, TC TRACK = 2ppm/°C
1595/96 F02a
OUT2
–
+
1/2 LT1112
CLR
STB3
STB1
SRI
LD1
SRO
LD2
STB2
STB4
µP
–
+
1/2 LT1112
7
6
5
5V
µP
0.1F
V
DD
V
REF
LTC1595
R
FB
GND
4
8
V
REF
–10V TO 10V
CLK
SRI
LD
1
2
3
OUT1
V
OUT
–V
REF
TO
V
REF
1595/96 F02b
–
+
1/2 LT1112
R3
20k
R1
10k
(20k 2)
R2
20k
–
+
1/2 LT1112
33pF
