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

BD 9.011

BD 0.180 Each (In a Pack of 50) (Exc. Vat)

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

BD 201.987

BD 0.080 Each (On a Reel of 2500) (Exc. Vat)

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

BD 310.750

BD 0.124 Each (On a Reel of 2500) (Exc. Vat)

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

BD 21.908

BD 0.293 Each (In a Tube of 75) (Exc. Vat)

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

BD 1,118.700

BD 0.448 Each (On a Reel of 2500) (Exc. Vat)

Add to basket
STMicroelectronics
-
Surface
CMOS Timer
Timer
SO
-
-
2
14
-
-
-
2V
16V
-
-
-
100ns
-40°C
-
125°C
-
8.75mm
No
1.65mm
4 mm
No
TS
-
10pF
-
-
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

BD 8.391

BD 0.168 Each (In a Pack of 50) (Exc. Vat)

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

BD 7.148

BD 0.286 Each (In a Tube of 25) (Exc. Vat)

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

BD 6.028

BD 0.603 Each (In a Pack of 10) (Exc. Vat)

Add to basket
Renesas Electronics
-
Through Hole
Programmable Timer Circuit
-
PDIP
-
-
1
8
-
-
-
2V
18V
-
-
-
-
-25°C
-
85°C
-
10.16mm
RoHS
4.95mm
7.11 mm
No
ICM
-
-
-
-
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

BD 1.442

BD 1.442 Each (Exc. Vat)

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

BD 4.351

BD 0.087 Each (In a Pack of 50) (Exc. Vat)

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

BD 8.502

BD 4.251 Each (In a Pack of 2) (Exc. Vat)

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

BD 10.565

BD 0.211 Each (In a Tube of 50) (Exc. Vat)

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

BD 7.768

BD 0.310 Each (In a Pack of 25) (Exc. Vat)

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

BD 575.819

BD 11.516 Each (In a Tube of 50) (Exc. Vat)

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

BD 112.491

BD 2.250 Each (In a Tube of 50) (Exc. Vat)

Add to basket
Maxim Integrated
-
Through Hole
Timer Circuit
-
PDIP
-
-
1
8
-
-
-
2V
16V
-
-
-
-
0°C
-
85°C
-
9.91mm
No
4.45mm
7.87 mm
No
ICM
-
10pF
-
-
Texas Instruments TLC TLC555CDR Timer, 1, 8-Pin SOIC
Also available in industry standard packaging
RS Stock No.662-4006BrandTexas InstrumentsManufacturers Part No.TLC555CDR

BD 2.922

BD 0.293 Each (In a Pack of 10) (Exc. Vat)

Add to basket
Texas Instruments
-
Surface
Timer
-
SOIC
-
-
1
8
-
-
-
2V
15V
-
-
-
75ns
0°C
-
70°C
-
4.9mm
No
1.58mm
3.91 mm
No
TLC
-
10pF
-
-
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

BD 1.927

BD 0.193 Each (In a Pack of 10) (Exc. Vat)

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

BD 85.767

BD 1.715 Each (In a Tube of 50) (Exc. Vat)

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

BD 22.064

BD 0.441 Each (In a Tube of 50) (Exc. Vat)

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

BD 4.662

BD 0.933 Each (In a Pack of 5) (Exc. Vat)

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