LTC1864/LTC1865
24
18645fb
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2007
LT 1207 REV B • PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER SAMPLE RATE POWER DISSIPATION DESCRIPTION
14-Bit Serial I/O ADCs
LTC1417 400ksps 20mW 16-Pin SSOP, Unipolar or Bipolar, Reference, 5V or ±5V
LTC1418 200ksps 15mW Serial/Parallel I/O, Internal Reference, 5V or ±5V
16-Bit Serial I/O ADCs
LTC1609 200ksps 65mW Confi gurable Bipolar or Unipolar Input Ranges, 5V
References
LT1460 Micropower Precision Series Reference Bandgap, 130μA Supply Current, 10ppm/°C, Available in SOT-23
LT1790 Micropower Low Dropout Reference 60μA Supply Current, 10ppm/°C, SOT-23
Op Amps
LT1468/LT1469 Single/Dual 90MHz, 16-Bit Accurate Op Amps 22V/μs Slew Rate, 75μV/125μV Offset
LT1806/LT1807 Single/Dual 325MHz Low Noise Op Amps 140V/μs Slew Rate, 3.5nV/√Hz Noise, –80dBc Distortion
LT1809/LT1810 Single/Dual 180MHz Low Distortion Op Amps 350V/μs Slew Rate, –90dBc Distortion at 5MHz
Sample Two Channels Simultaneously with a Single Input ADC 4096 Point FFT of Output
–
+
–
+
0.1μF
0.1μF
0.1μF
0.1μF
1μF
1μF
0.1μF1μF
100Ω
100Ω
28.7k
10k
4.096V
REF
5V
5V
5k
5k
10k
20k
100pF
100pF
5pF
1/2
LT1492
1/2
LT1492
f
1
(0V TO 0.66V)
f
2
(0V TO 2V)
8
4
2
81
7
6
5
4
3
4.096V
REF
LTC1864
IN
+
IN
–
V
CC
GND
CONV
SDO
SCK
REF
18645 TA03a
0
10
20
30
40
50
60
70
80
90
100
110
120
130
0 5 10 15 20 25 30 35 40 45 50
FREQUENCY (kHz)
AMPLITUDE (dB)
18645 TA03b
f
1
= 7.507324kHz AT 530mV
P-P
f
2
= 45.007324kHz AT 1.7V
P-P
f
S
= 100kHz