N555 datasheet(2/24 Pages) TI

2 / 24 page

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NA555, NE555, SA555, SE555

PRECISION TIMERS

SLFS022F – SEPTEMBER 1973 – REVISED JUNE 2006

ORDERING INFORMATION

VTHRES

MAX

PACKAGE(1)

ORDERABLE PART NUMBER

TOP-SIDE MARKING

VCC = 15 V

PDIP – P

Tube of 50

NE555P

Tube of 75

NE555D

SOIC – D

NE555

Reel of 2500

NE555DR

°C to 70°C

11.2 V

SOP – PS

Reel of 2000

NE555PSR

N555

Tube of 150

NE555PW

TSSOP – PW

N555

Reel of 2000

NE555PWR

PDIP – P

Tube of 50

SA555P

–40

°C to 85°C

11.2 V

Tube of 75

SA555D

SOIC – D

SA555

Reel of 2000

SA555DR

PDIP – P

Tube of 50

NA555P

–40

°C to 105°C

11.2 V

Tube of 75

NA555D

SOIC – D

NA555

Reel of 2000

NA555DR

PDIP – P

Tube of 50

SE555P

Tube of 75

SE555D

SOIC – D

SE555D

–55

°C to 125°C

10.6

Reel of 2500

SE555DR

CDIP – JG

Tube of 50

SE555JG

LCCC – FK

Tube of 55

SE555FK

(1)

Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at

www.ti.com/sc/package.

FUNCTION TABLE

TRIGGER

THRESHOLD

DISCHARGE

RESET

OUTPUT

VOLTAGE(1)

SWITCH

Low

Irrelevant

Low

High

<1/3 VDD

Irrelevant

High

Off

High

>1/3 VDD

>2/3 VDD

Low

High

>1/3 VDD

<2/3 VDD

As previously established

(1)

Voltage levels shown are nominal.

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