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LTC690IS8#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20
LTC690/LTC691
LTC694/LTC695
19
690ff
For more information www.linear.com/690
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
revision hisTory
REV DATE DESCRIPTION PAGE NUMBER
D 3/10 Removed “UL Recognized” and UL File Number From Features 1
E 4/10 Removed LTC690MJ8 3
F 3/13 Corrected top mark for LTC690CS8 and LTC690IS8 3
(Revision history begins at Rev D)
LTC690/LTC691
LTC694/LTC695
20
690ff
For more information www.linear.com/690
LINEAR TECHNOLOGY CORPORATION 1992
LT 0313 REV F • PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com/690
relaTeD parTs
Typical applicaTion
PART NUMBER DESCRIPTION COMMENTS
LTC699 Microprocessor Supervisory Circuit 4.65V Threshold, Watchdog Timer
LTC1232 Microprocessor Supervisory Circuit 4.62V, 4.37V Thresholds, Watchdog Timer, Manual Reset
LTC1235 Microprocessor Supervisory Circuit 4.65V Threshold, Watchdog Timer, Power-Fail Warning, Manual Reset,
RAM Protect
LTC1326 Micropower Precision Triple-Supply Monitor 4.725V, 3.118V, 1V Thresholds (±0.75%)
LTC1536 Micropower Triple-Supply Monitor for PCI
Applications
Meets PCI t
FAIL
Timing Specifications
LTC2912 Single UV/OV Voltage Monitor Resistor Programmable Thresholds, UV/OV Outputs, Shunt Regulator
LTC2915 Voltage Supervisor with 27 Selectable Thresholds 9 Pin-Selectable Thresholds, 3 Tolerances, 1.5V to 5.5V Supply
LTC2916 Voltage Supervisor with 9 Selectable Thresholds 9 Pin-Selectable Thresholds, 1.5V to 5.5V Supply, Manual Reset
LTC2917 Voltage Supervisor with 27 Selectable Thresholds
and Watchdog Timer
9 Pin-Selectable Thresholds, 3 Tolerances, 1.5V to 5.5V Supply,
Adjustable Watchdog Timer
LTC2918 Voltage Supervisor with 9 Selectable Thresholds and
Watchdog Timer
9 Pin-Selectable Thresholds, 1.5V to 5.5V Supply, Manual Reset,
Adjustable Watchdog Timer
LTC2934 Ultralow Power Adjustable Supervisor with
Power-Fail Output
Resistor Programmable Thresholds, 500nA Quiescent Current, 1.6V to 5.5V
Supply, Power-Fail Warning, Manual Reset
LTC2935 Ultralow Power Adjustable Supervisor with
Power-Fail Output
8 Pin-Selectable Thresholds, 500nA Quiescent Current, Power-Fail Warning,
Manual Reset
Write Protect for Additional RAMs
Capacitor Back-Up with 74HC4016 Switch
R1
10k
R2
30k
0.1µF
0.1µF
14121110
1
7
100µF
13
2
5V
V
CC
V
OUT
V
BATT
74HC4016
LTC690 TA03
LOWLINE
GND
LTC691
LTC695
+
10µF
V
BATT
V
CC
LTC691
LTC695
V
OUT
GND
690 TA04
V
CC
LOWLINE
CE IN
CE OUT
0.1µF
CS
20ns PROPAGATION
DELAY
62512
RAM A
5V
3V
0.1µF
V
CC
62128
RAM C
V
CC
CS2
62128
RAM B
CSA
CSB
CSC
CS1
CS1
OPTIONAL CONNECTION FOR
ADDITIONAL RAMs
CS2
0.1µF
0.1µF
+
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P20

LTC690IS8#PBF

Mfr. #:
Buy LTC690IS8#PBF
Manufacturer:
Analog Devices Inc.
Description:
Supervisory Circuits uP Supervisor with Watchdog
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
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