
LTC1799
14
1799fc
LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
LINEAR TECHNOLOGY CORPORATION 2001
LT 0111 REV C PRINTED IN USA
Typical applicaTions
V+
1
2
3
5
fOSC =
10MHz
10
5V
RT
100k
THERMISTOR
C1
0.1F
1799 TA03
4
RT: YSI 44011 800 765-4974
GND
LTC1799
SET
OUT
DIV
10k
RT
1799 TA04
1400
1200
1000
800
600
400
200
0
–20 –10 0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
FREQUENCY
(kHz)
MAX
TYP
MIN
V+
1
2
3
5
R1
10k
ON/SHDN
5V
74AC04
C1
0.1F
1799 TA08
4
OUT
GND
LTC1799
SET
OUT
DIV
Shutting Down the LTC1799
Temperature-to-Frequency Converter
Output Frequency vs Temperature