16
LTC2902
2902f
PART NUMBER DESCRIPTION COMMENTS
LTC690 5V Supply Monitor, Watchdog Timer and Battery Backup 4.65V Threshold
LTC694-3.3 3.3V Supply Monitor, Watchdog Timer and Battery Backup 2.9V Threshold
LTC699 5V Supply Monitor and Watchdog Timer 4.65V Threshold
LTC1232 5V Supply Monitor, Watchdog Timer and Push-Button Reset 4.37V/4.62V Threshold
LTC1326 Micropower Precision Triple Supply Monitor for 5V, 3.3V and ADJ 4.725V, 3.118V, 1V Thresholds (±0.75%)
LTC1326-2.5 Micropower Precision Triple Supply Monitor for 2.5V, 3.3V and ADJ 2.363V, 3.118V, 1V Thresholds (±0.75%)
LTC1536 Precision Triple Supply Monitor for PCI Applications Meets PCI t
FAIL
Timing Specifications
LTC1726-2.5 Micropower Triple Supply Monitor for 2.5V, 3.3V and ADJ Adjustable RESET and Watchdog Time-Outs
LTC1726-5 Micropower Triple Supply Monitor for 5V, 3.3V and ADJ Adjustable RESET and Watchdog Time-Outs
LTC1727-2.5/LTC1727-5 Micropower Triple Supply Monitor with Open-Drain Reset Individual Monitor Outputs in MSOP
LTC1728-1.8/LTC1728-3.3 Micropower Triple Supply Monitor with Open-Drain Reset 5-Lead SOT-23 Package
LTC1728-2.5/LTC1728-5 Micropower Triple Supply Monitor with Open-Drain Reset 5-Lead SOT-23 Package
LTC1985-1.8 Micropower Triple Supply Monitor with Push-Pull Reset Output 5-Lead SOT-23 Package
LTC2900 Programmable Quad Supply Monitor Adjustable RESET, 10-Lead MSOP Package
LTC2901 Programmable Quad Supply Monitor Adjustable RESET and Watchdog Timer,
16-Lead SSOP Package
LT/TP 1002 2K • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2002
RELATED PARTS
TYPICAL APPLICATIO
U
Quad Supply Monitor with Hysteresis
5% Tolerance (Supplies Rising)
12.5% Tolerance (After RST Goes High)
COMP1
COMP2
COMP3
COMP4
RST
T0
T1
CRT
4
14
3
13
8
12
11
10
2
16
1
15
6
7
9
5
V1
V2
V3
V4
RDIS
V
REF
V
PG
GND
5V
3.3V
2.5V
1.8V
C
RT
10k
R1
59k
1%
R2
40.2k
1%
LTC2902-1
2902 TA05
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
