LTC1042CN8 Linear Technology, LTC1042CN8 Datasheet - Page 6

• Manufacturer Part Number: LTC1042CN8
• Description: IC CMOS COMPARATOR WINDOW 8DIP
• Manufacturer: Linear Technology
• Series: LTCMOS™r
• Type: Windowr

Specifications of LTC1042CN8

• Number Of Elements: 1
• Output Type: TTL
• Voltage - Supply: 2.8 V ~ 16 V
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

APPLICATIO S I FOR ATIO
LTC1042
6
THERMOCOUPLE TYPE
LT1034-1.2
1690
K
T
S
J
187
COLD JUNCTION COMPENSATOR
2.1M
232k
301k
301k
U
R4
V
T
LT1004-2.5
36k 5%
R4
5k AT 25 C
1820
+
–
U
13
16
7
25k
0.0047 F
†
1/2 LTC1043
*
11
12
17
ALL RESISTORS ± 5% UNLESS OTHERWISE NOTED
SUPPLY TOLERANCE EQUALS R2 IN kΩ. I.E., 10k = ±10%
4
1k
1 F
W
TTL SUPPLY
Single 5V Thermocouple Over Temperature Alarm
V
14
8
+
V
10k
± 0.25%
10k
± 0.25%
+
1 F
TTL Power Supply Monitor
U
0.1 F
1
2
3
4
3
2
LTC1052N8
LTC1042
1
5V
7
4
8
7
6
5
8
TTL SUPPLY
0.1 F
V
6
+
V
T
(
R
1+
R
F
I
**
*
R
R
100k
F
I
)
C
F
*
R1**
R2**
R3**
100k
R2*
10k
**
*
†
1
2
3
4
“HI” =
“HI” =
YELLOW SPRINGS INST. CO. P/N 44007
CHOOSE C
CHOOSE R
ALL RESISTORS 1% UNLESS OTHERWISE NOTED
V
WIDTH = 2 •
CENTER
LTC1042
SUPPLY IN
RANGE
(4.5 < V
ABOVE RANGE
(V
LTC1042 • AI03
+
=
F
F
> 5.5V)
1.235 • (R2 + R3)
, R
TO FILTER NOISE
R1 + R2 + R3
LTC1042 • A104
+
R1 + R2 + R3
I
1.235 • R3
, R1, R2 AND R3 TO SET WINDOW
< 5.5)
8
7
6
5
100k 5%
TEMPERATURE
IN WINDOW
TEMPERATURE
HIGH
1042fa