Datasheet

27
LTC1091/LTC1092
LTC1093/LTC1094
TO
MCU
10µF
V
OUT
1091 TA05
3Ω
CS
+
–
GND
V
CC
SCLK
D
OUT
V
REF
LTC1092
LM134 OR OTHER
1µA/°K SENSOR
5V4.7µF
9V
11.5k
226Ω
LT1019-2.5
–55°C to 125°C Thermometer Using
Current Output Silicon Sensors
CH0
CH1
CH2
CH3
CH4
CH5
CH6
CH7
COM
DGND
DV
CC
AV
CC
CLK
CS
D
OUT
D
IN
REF
+
REF
–
AGND
V
–
–
+
LT1006
1491Ω
1091-4 TA04
10k
±10%
15k
±10%
5V 4.7µF
LTC1094
2N3904
TO
MCU
4562Ω
2954Ω
5000Ω
*YSI 44007, 44034 OR EQUIVALENT
5k AT
25°C
20°C TO
–40°C
*
0°C TO
100°C
YSI 44201
YSI 44201
0°C to 100°C 0.25°C Accurate Thermistor Based
Temperature Measurement System
U
SA
O
PP
L
IC
AT
ITY
P
I
CA
L