LTC1444 LINER [Linear Technology], LTC1444 Datasheet - Page 16

• Manufacturer Part Number: LTC1444
• Description: Ultralow Power Single/Dual Comparator with Reference
• Manufacturer: LINER [Linear Technology]

LTC1440/LTC1441/LTC1442
RELATED PARTS
PART NUMBER
LTC1443
LTC1444/LTC1445
LTC1540
LTC1541
LTC1842/LTC1843
LTC1998
LT6700-1
LT6700-2/LT6700-3
16
TYPICAL
0V TO 5V
INPUT
**
*
= HP5082-2810
= 1N4148
= 2N2222
= 1% METAL FILM
= POLYSTYRENE
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
1.2M*
APPLICATION
10kHz TRIM
DESCRIPTION
1.182V Reference with Micropower Quad Comparators
1.2V Reference with Quad Comparator
with Adjustable Hysteresis
1.182V Reference with Nanopower Comparator
with Adjustable Hysteresis
1.2V Reference with Micropower Amplifier and Comparator
1.82V Reference with Dual Comparators
with Adjustable Hysteresis
1.2 Reference with Comparator with Adjustable Thesholds
0.4 Reference with Low Voltage Dual Comparators
200k
●
FAX: [phone]
0.01µF
Q5
Q6
U
100k
●
1/2 LTC1441
–
+
www.linear.com
C1
Q7
15k
10kHz V/F Converter
+
2.2µF
100pF**
1/2 LTC1441
10M
100Hz TRIM
2M TYP
C2
50pF
–
+
COMMENTS
1% Accuracy, 8.5µA Maximum Current, Ref Output Drives 0.01µF
1% Accuracy, 8.5µA Maximum Current, Ref Output Drives 0.01µF
DFN Package 0.3µA Quiescent Current (Typical), Reference
Drives 0.01µF
DFN Package 1.25% Accuracy, Rail-to-Rail Out, Low Offset Amplifier
1% Accuracy, Open-Drain Out, Reference Drives 0.01µF
Li-Ion Low Battery Monitor, SOT23, 1% Accuracy
SOT23, 1.4V to 18.5V Supply Range, ±2% Over Temperature
2.7M
Q1
0.1µF
2k*
Q2
Q3
Q4
6.2V TO 12V
© LINEAR TECHNOLOGY CORPORATION 1996
LT1034-1.2
LT1034-1.2
+V
LM334
1440/1/2 TA04
LT 0106 REV C • PRINTED IN USA
74C14
Q8
+
0.47µF
f
0kHz TO 10kHz
OUT
144012fc