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NA555, NE555, SA555, SE555

PRECISION TIMERS

SLFS022G – SEPTEMBER 1973 – REVISED MARCH 2008

ORDERABLE PART NUMBER

TOP-SIDE MARKING

PDIP – P

Tube of 50

NE555P

NE555P

Tube of 75

NE555D

SOIC – D

NE555

Reel of 2500

NE555DR

0

°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

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

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

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

SE555JG

LCCC – FK

Tube of 55

SE555FK

SE555FK

(1)

For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI

web site at www.ti.com.

(2)

Package drawings, thermal data, and symbolization are available at www.ti.com/packaging.

FUNCTION TABLE

TRIGGER

THRESHOLD

DISCHARGE

RESET

OUTPUT

SWITCH

Low

Irrelevant

Irrelevant

Low

On

High

Irrelevant

High

Off

High

Low

On

High

As previously established

(1)

Voltage levels shown are nominal.

2

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