Timer Circuits

Timer circuits are used to control one or more sequences of events within an electronic system. Timer circuits work by changing the circuit from its current state to another in advance following a set parameter.

Where would I use a timer circuit?

You can use timer circuits for a wide range of basic timing functions, like turning a light on for a certain amount of time or on and o...

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Texas Instruments NE NE555P Monostable Circuit, 1, 8-Pin PDIP
RS Stock No.221-5535BrandTexas InstrumentsManufacturers Part No.NE555P

9.105 OMR

0.182 OMR Each (In a Pack of 50) (ex VAT)

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Texas Instruments
-
Monostable Circuit
Through Hole
Adjustable & Monostable
PDIP
-
-
1
8
-
-
-
16V
4.5V
-
-
-
-
0°C
70°C
-
4.57mm
9.81mm
-
No
-
-
NE
-
15pF
No
Texas Instruments NE555DR Timer Circuit, 1, 8-Pin SOIC
RS Stock No.197-7392BrandTexas InstrumentsManufacturers Part No.NE555DR

204.068 OMR

0.082 OMR Each (On a Reel of 2500) (ex VAT)

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Texas Instruments
-
Timer Circuit
Through Hole
Timer
SOIC
-
-
1
8
-
-
-
18V
4.5V
-
-
-
-
0°C
70°C
-
1.75mm
5mm
-
No
-
-
NE555DR
-
15pF
No
Texas Instruments NE556DR Timer Circuit, 1, 14-Pin SOIC
RS Stock No.197-7394BrandTexas InstrumentsManufacturers Part No.NE556DR

313.950 OMR

0.126 OMR Each (On a Reel of 2500) (ex VAT)

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Texas Instruments
-
Timer Circuit
Through Hole
Timer
SOIC
-
-
1
14
-
-
-
18V
4.5V
-
-
-
-
0°C
70°C
-
1.75mm
5mm
-
No
-
-
NE556DR
-
15pF
No
Texas Instruments xx555 SA555D Timer, 1, 8-Pin SOIC
RS Stock No.218-4553BrandTexas InstrumentsManufacturers Part No.SA555D

16.953 OMR

0.226 OMR Each (In a Tube of 75) (ex VAT)

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Texas Instruments
-
Timer
Surface
Timer
SOIC
-
-
1
8
-
-
-
18V
4.5V
-
-
-
15ns
-40°C
85°C
-
1.75mm
5mm
-
No
-
-
xx555
-
15pF
No
STMicroelectronics TS CMOS Timer, 2, 14-Pin SO
RS Stock No.188-9229BrandSTMicroelectronicsManufacturers Part No.TS556IDTTR

1,130.220 OMR

0.453 OMR Each (On a Reel of 2500) (ex VAT)

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STMicroelectronics
-
CMOS Timer
Surface
Timer
SO
-
-
2
14
-
-
-
16V
2V
-
-
-
100ns
-40°C
125°C
-
1.65mm
8.75mm
-
No
-
-
TS
-
10pF
No
DiodesZetex NE NE555S-13 Precision Timer Circuit, 1, 8-Pin SOIC
Also available in industry standard packaging
RS Stock No.823-4043BrandDiodesZetexManufacturers Part No.NE555S-13

8.791 OMR

0.175 OMR Each (In a Pack of 50) (ex VAT)

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DiodesZetex
-
Precision Timer Circuit
Surface
Precision
SOIC
-
-
1
8
-
-
-
16V
4.5V
-
-
-
-
0°C
70°C
-
1.5mm
4.95mm
-
No
-
-
NE
-
15pF
No
Texas Instruments NE NE556N Timer Circuit, 2, 14-Pin PDIP
RS Stock No.528-416BrandTexas InstrumentsManufacturers Part No.NE556N

7.377 OMR

0.295 OMR Each (In a Tube of 25) (ex VAT)

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Texas Instruments
-
Timer Circuit
Through Hole
-
PDIP
-
-
2
14
-
-
-
16V
4.5V
-
-
-
-
0°C
70°C
-
4.57mm
19.3mm
-
No
-
-
NE
-
15pF
No

6.279 OMR

0.628 OMR Each (In a Pack of 10) (ex VAT)

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Renesas Electronics
-
Programmable Timer Circuit
Through Hole
-
PDIP
-
-
1
8
-
-
-
18V
2V
-
-
-
-
-25°C
85°C
-
4.95mm
10.16mm
-
RoHS
-
-
ICM
-
-
No
Texas Instruments TLC TLC555IP Timer Circuit, 1, 8-Pin PDIP
Also available in industry standard packaging
RS Stock No.346-7024BrandTexas InstrumentsManufacturers Part No.TLC555IP

0.797 OMR

0.797 OMR Each (ex VAT)

Add to basket
Texas Instruments
-
Timer Circuit
Through Hole
-
PDIP
-
-
1
8
-
-
-
15V
3V
-
-
-
75ns
-40°C
85°C
-
4.57mm
9.81mm
-
No
-
-
TLC
-
10pF
No

4.709 OMR

0.094 OMR Each (In a Pack of 50) (ex VAT)

Add to basket
Texas Instruments
-
Timer Circuit
Through Hole
Timer
SOIC
-
-
1
8
-
-
-
18V
4.5V
-
-
-
-
0°C
70°C
-
1.75mm
5mm
-
No
-
-
NE555DR
-
15pF
No

8.702 OMR

4.351 OMR Each (In a Pack of 2) (ex VAT)

Add to basket
Renesas Electronics
-
Timer Circuit
Through Hole
-
PDIP
-
-
1
8
-
-
-
16V
2V
-
-
-
-
-25°C
85°C
-
4.95mm
10.16mm
-
No
-
-
ICM
-
-
No
Texas Instruments NE Monostable Circuit, 1, 8-Pin PDIP
RS Stock No.866-0199BrandTexas InstrumentsManufacturers Part No.NE555P

10.988 OMR

0.219 OMR Each (In a Tube of 50) (ex VAT)

Add to basket
Texas Instruments
-
Monostable Circuit
Through Hole
Adjustable & Monostable
PDIP
-
-
1
8
-
-
-
16V
4.5V
-
-
-
-
0°C
70°C
-
4.57mm
9.81mm
-
No
-
-
NE
-
15pF
No
Texas Instruments xx555 Timer, 1, 8-Pin SOIC
RS Stock No.218-4555BrandTexas InstrumentsManufacturers Part No.SA555D

5.651 OMR

0.226 OMR Each (In a Pack of 25) (ex VAT)

Add to basket
Texas Instruments
-
Timer
Surface
Timer
SOIC
-
-
1
8
-
-
-
18V
4.5V
-
-
-
15ns
-40°C
85°C
-
1.75mm
5mm
-
No
-
-
xx555
-
15pF
No
Texas Instruments SE555JG Timer Circuit, 1, 8-Pin CDIP
RS Stock No.197-7495BrandTexas InstrumentsManufacturers Part No.SE555JG

597.447 OMR

11.949 OMR Each (In a Tube of 50) (ex VAT)

Add to basket
Texas Instruments
-
Timer Circuit
Through Hole
Timer
CDIP
-
-
1
8
-
-
-
18V
4.5V
-
-
-
15ns
-40°C
85°C
-
1.75mm
5mm
-
No
-
-
SE555JG
-
15pF
No
Texas Instruments TLC TLC555CDR Timer, 1, 8-Pin SOIC
Also available in industry standard packaging
RS Stock No.662-4006BrandTexas InstrumentsManufacturers Part No.TLC555CDR

3.014 OMR

0.301 OMR Each (In a Pack of 10) (ex VAT)

Add to basket
Texas Instruments
-
Timer
Surface
-
SOIC
-
-
1
8
-
-
-
15V
2V
-
-
-
75ns
0°C
70°C
-
1.58mm
4.9mm
-
No
-
-
TLC
-
10pF
No
Texas Instruments SA SA555P Timer Circuit, 1, 8-Pin PDIP
Also available in industry standard packaging
RS Stock No.517-1618BrandTexas InstrumentsManufacturers Part No.SA555P

2.135 OMR

0.213 OMR Each (In a Pack of 10) (ex VAT)

Add to basket
Texas Instruments
-
Timer Circuit
Through Hole
-
PDIP
-
-
1
8
-
-
-
16V
4.5V
-
-
-
15ns
-40°C
85°C
-
4.57mm
9.81mm
-
No
-
-
SA
-
15pF
No
Maxim Integrated ICM Timer Circuit, 1, 14-Pin SOIC
RS Stock No.190-4887BrandMaxim IntegratedManufacturers Part No.ICM7556ISD+

65.930 OMR

1.319 OMR Each (In a Tube of 50) (ex VAT)

Add to basket
Maxim Integrated
-
Timer Circuit
Surface
-
SOIC
-
-
1
14
-
-
-
18V
2V
-
-
-
-
-20°C
85°C
-
1.5mm
8.75mm
-
No
-
-
ICM
-
10pF
No
Texas Instruments TLC555 TLC555CP Timer Circuit, 1, 8-Pin PDIP
RS Stock No.197-7573BrandTexas InstrumentsManufacturers Part No.TLC555CP

22.918 OMR

0.459 OMR Each (In a Tube of 50) (ex VAT)

Add to basket
Texas Instruments
-
Timer Circuit
Surface
Timer
PDIP
-
-
1
8
-
-
-
15V
2V
-
-
-
75ns
0°C
70°C
-
4.57mm
9.81mm
-
No
-
-
TLC555
-
10pF
No

4.835 OMR

0.967 OMR Each (In a Pack of 5) (ex VAT)

Add to basket
Renesas Electronics
-
Programmable Timer Circuit
Through Hole
-
PDIP
-
-
2
14
-
-
-
18V
2V
-
-
-
-
-25°C
85°C
-
4.95mm
19.68mm
-
RoHS
-
-
ICM
-
-
No
Texas Instruments SA Timer Circuit, 1, 8-Pin PDIP
RS Stock No.920-3431BrandTexas InstrumentsManufacturers Part No.SA555P

5.965 OMR

0.120 OMR Each (In a Tube of 50) (ex VAT)

Add to basket
Texas Instruments
-
Timer Circuit
Through Hole
-
PDIP
-
-
1
8
-
-
-
16V
4.5V
-
-
-
15ns
-40°C
85°C
-
4.57mm
9.81mm
-
No
-
-
SA
-
15pF
No