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

136.30 MOP

2.727 MOP Each (In a Pack of 50) (ex VAT)

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

3,163.40 MOP

1.265 MOP Each (On a Reel of 2500) (ex VAT)

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

5,061.40 MOP

2.025 MOP Each (On a Reel of 2500) (ex VAT)

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

327.60 MOP

4.368 MOP Each (In a Tube of 75) (ex VAT)

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

18,789.70 MOP

7.516 MOP Each (On a Reel of 2500) (ex VAT)

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STMicroelectronics
Surface
-
CMOS Timer
Timer
SO
-
-
2
14
-
-
16V
-
2V
-
-
-
100ns
-40°C
125°C
-
8.75mm
No
4 mm
-
1.65mm
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

55.10 MOP

1.103 MOP Each (In a Pack of 50) (ex VAT)

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

79.80 MOP

3.19 MOP Each (In a Tube of 25) (ex VAT)

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

62.90 MOP

6.286 MOP Each (In a Pack of 10) (ex VAT)

Add to basket
Renesas Electronics
Through Hole
-
Programmable Timer Circuit
-
PDIP
-
-
1
8
-
-
18V
-
2V
-
-
-
-
-25°C
85°C
-
10.16mm
RoHS
7.11 mm
-
4.95mm
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

10.00 MOP

10.00 MOP Each (ex VAT)

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

67.30 MOP

1.346 MOP Each (In a Pack of 50) (ex VAT)

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

124.10 MOP

62.067 MOP Each (In a Pack of 2) (ex VAT)

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

129.20 MOP

2.584 MOP Each (In a Tube of 50) (ex VAT)

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

132.30 MOP

5.293 MOP Each (In a Pack of 25) (ex VAT)

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

8,677.60 MOP

173.553 MOP Each (In a Tube of 50) (ex VAT)

Add to basket
Texas Instruments
Through Hole
-
Timer Circuit
Timer
CDIP
-
-
1
8
-
-
18V
-
4.5V
-
-
-
15ns
-40°C
85°C
-
5mm
No
4 mm
-
1.75mm
SE555JG
15pF
No
-
-
-
Maxim Integrated ICM Timer Circuit, 1, 8-Pin PDIP
RS Stock No.190-4885BrandMaxim IntegratedManufacturers Part No.ICM7242IPA+

P.O.A.

Add to basket
Maxim Integrated
Through Hole
-
Timer Circuit
-
PDIP
-
-
1
8
-
-
16V
-
2V
-
-
-
-
0°C
85°C
-
9.91mm
No
7.87 mm
-
4.45mm
ICM
10pF
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

44.70 MOP

4.472 MOP Each (In a Pack of 10) (ex VAT)

Add to basket
Texas Instruments
Surface
-
Timer
-
SOIC
-
-
1
8
-
-
15V
-
2V
-
-
-
75ns
0°C
70°C
-
4.9mm
No
3.91 mm
-
1.58mm
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

24.20 MOP

2.422 MOP Each (In a Pack of 10) (ex VAT)

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

1,830.70 MOP

36.614 MOP Each (In a Tube of 50) (ex VAT)

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

341.60 MOP

6.832 MOP Each (In a Tube of 50) (ex VAT)

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

75.90 MOP

15.19 MOP Each (In a Pack of 5) (ex VAT)

Add to basket
Renesas Electronics
Through Hole
-
Programmable Timer Circuit
-
PDIP
-
-
2
14
-
-
18V
-
2V
-
-
-
-
-25°C
85°C
-
19.68mm
RoHS
7.11 mm
-
4.95mm
ICM
-
No
-
-
-