LX7001IDM Microsemi Analog Mixed Signal Group, LX7001IDM Datasheet

LX7001IDM

Manufacturer Part Number

LX7001IDM

Description

IC CIRCUIT UNDERVOLT SENS 8SOIC

Manufacturer

Microsemi Analog Mixed Signal Group

Type

Simple Reset/Power-On Resetr

Datasheet

1.LX7001CLP.pdf (9 pages)

Specifications of LX7001IDM

Number Of Voltages Monitored

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

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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

N F I N I T E

systems.

caused

and

It offers the designer an

systems

-55 to 125

Note: Available in Tape & Reel. Append the letters “TR” to the part number. (i.e. LX7001CDM-TR)

-40 to 85

0 to 70

O W E R

100

0.1

similar

Today's

(°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

ESTERN

RoHS Compliant / Pb-free

D E S C R I P T I O N

) Noise Pulse Amplitude - (mV)

switching

complex

IMMUNE

difficult

Transition DC:0440

I N

LX7001CDM

N N O V A T I O N

LX7001IDM

logic

Plastic SOIC

8-Pin

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

I C R O E L E C T R O N I C S

ROVE

one

and

offers

, CA. 92841, 714-898-8121, F

RoHS Compliant / Pb-free

RANSIENT

repeatable

Transition DC:0509

capacitor

LX7001CLP

excellent

Plastic TO-92

LX7001ILP

3-Pin

R O D U C T I O N

MMUNE

undervoltage

offers

temperature

N C

: 714-893-2570

the

NVERVOLTAGE

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

ENSING

H E E T

LX7001

IRCUIT

Related parts for LX7001IDM

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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