LX7001IDM Microsemi Analog Mixed Signal Group, LX7001IDM Datasheet

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LX7001IDM

Manufacturer Part Number
LX7001IDM
Description
IC CIRCUIT UNDERVOLT SENS 8SOIC
Manufacturer
Microsemi Analog Mixed Signal Group
Type
Simple Reset/Power-On Resetr
Datasheet

Specifications of LX7001IDM

Number Of Voltages Monitored
1
Output
Open Drain or Open Collector
Reset
Active Low
Voltage - Threshold
4.6V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-SOIC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Reset Timeout
-
T
Copyright © 1999
Rev. 1.2a,2005-03-09
H E
sensing circuit specifically designed for use
as a reset controller in microprocessor-
based
miniaturized
challenges to the system designer such as
overcoming spurious noise problems. The
LX7001 is optimized for systems that must
be tolerant of high-speed power supply
glitches
transitions
phenomena. The LX7001 offers a unique
stage that couples glitch immunity with a
micropower, ultra stable band-gap reference
for precision sensing of undervoltage
conditions.
IMPORTANT: For the most current data, consult MICROSEMI’s website: http://www.microsemi.com
The LX7001 is an improved undervoltage
I
N F I N I T E
systems.
caused
and
It offers the designer an
systems
-55 to 125
P
Note: Available in Tape & Reel. Append the letters “TR” to the part number. (i.e. LX7001CDM-TR)
-40 to 85
by
T
0 to 70
O W E R
100
A
0.1
similar
10
Today's
1
(°C)
100
11861 W
high-speed
present
P R O D U C T H I G H L I G H T
O F
(e
DM
ESTERN
n
RoHS Compliant / Pb-free
D E S C R I P T I O N
) Noise Pulse Amplitude - (mV)
L
switching
complex
IMMUNE
difficult
I
Transition DC:0440
I N
LX7001CDM
N N O V A T I O N
LX7001IDM
A
logic
Plastic SOIC
8-Pin
F
VENUE
I N I T Y
, G
low supply voltage detection when used in
combination with a single pull-up resistor.
Adding
functionality of a programmable delay
time after power returns. Additionally, the
LX7001
stability. A high-quality trimmed voltage
reference and bias circuit permit very
accurate
sensing. The remaining blocks consist of a
comparator with hysteresis, high current
clamping diode and open collector output
stage capable of sinking up to 60mA. The
LX7001's RESET output is specified to be
fully functional at VIN=1V.
ARDEN
ACTIVE
economical, space-efficient solution for
PACKAGE ORDER INFO
M
I C R O E L E C T R O N I C S
G
ROVE
one
and
offers
, CA. 92841, 714-898-8121, F
LP
RoHS Compliant / Pb-free
T
RANSIENT
repeatable
Transition DC:0509
capacitor
LX7001CLP
excellent
Plastic TO-92
LX7001ILP
3-Pin
0
P
R O D U C T I O N
I
MMUNE
undervoltage
offers
temperature
I
N C
AX
: 714-893-2570
U
.
the
NVERVOLTAGE
Y
D
LX7001MY
Ceramic Dip
8-Pin
A T A
Fully Characterized,
Transient Immune Input
Stage (See Product
Highlight)
Monitors 5V Supplies
(VTRIP=4.6V Typ.)
Outputs Fully Defined At
VCC=1V
Ultra-Low Supply Current
(500µA Max. Over Temp)
Temperature Compensated
ICC For Extremely Stable
Current Consumption
µP Reset Function
Programmable With 1
External Resistor And
Capacitor
Comparator Hysteresis
Prevents Output Oscillation
Electrically Compatible With
Motorola MC34064
Pin-to-Pin Compatible With
Motorola
MC34064/MC34164
All Microprocessor Or
Microcontroller Designs
Using 5V Supplies
Simple 5V Undervoltage
Detection
K E Y F E A T U R E S
A P P L I C A T I O N S
S
S
ENSING
H E E T
LX7001
C
IRCUIT
1

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LX7001IDM Summary of contents

Page 1

... The LX7001's RESET output is specified to be fully functional at VIN=1V. ACTIVE IMMUNE 0 PACKAGE ORDER INFO Plastic SOIC Plastic TO-92 LP 8-Pin 3-Pin RoHS Compliant / Pb-free Transition DC:0440 Transition DC:0509 LX7001CDM LX7001CLP LX7001IDM LX7001ILP CA. 92841, 714-898-8121, F VENUE ARDEN ROVE LX7001 I U ...

Page 2

LX7001 T RANSIENT ...

Page 3

RANSIENT ...

Page 4

LX7001 T RANSIENT GRAPH / CURVE INDEX Characteristic Curves FIGURE # 1. RESET OUTPUT VOLTAGE vs. ...

Page 5

RANSIENT FIGURE 1. — RESET OUTPUT VOLTAGE vs. INPUT VOLTAGE 10K L ...

Page 6

LX7001 T RANSIENT FIGURE 5. — THRESHOLD HYSTERESIS vs. TEMPERATURE 30 RESET Load = 10K 26 ...

Page 7

RANSIENT FIGURE 9. — LOW LEVEL OUTPUT VOLTAGE vs. LOW LEVEL OUTPUT CURRENT 2000 V ...

Page 8

LX7001 T RANSIENT FIGURE 13. — LOW VOLTAGE MICROPROCESSOR RESET POWER SUPPLY 1.2 V ...

Page 9

RANSIENT ...

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