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 NE555P, Precision Timer, 8-Pin PDIP
RS Stock No.: 221-5535Brand: Texas InstrumentsManufacturers Part No.: NE555P

BD 5.445

BD 0.109 Each (In a Pack of 50) (Exc. Vat)

Add to basket
Texas Instruments
Through Hole
Standard
PDIP
1
8
-
4.5 V
16 V
0 °C
+70 °C
15mA
200mA
-200mA
-
6.35mm
-
4.57mm
-
9.81mm
9.81 x 6.35 x 4.57mm
Texas Instruments NE555DR NE555DR, Timer Circuit, 8-Pin SOIC
RS Stock No.: 197-7392Brand: Texas InstrumentsManufacturers Part No.: NE555DR

BD 151.250

BD 0.061 Each (On a Reel of 2500) (Exc. Vat)

Add to basket
Texas Instruments
-
-
SOIC
1
8
-
-
-
-
-
-
-
-
-
-
NE555DR
-
-
-
-
Texas Instruments NE556DR NE556DR, Timer Circuit, 14-Pin SOIC
RS Stock No.: 197-7394Brand: Texas InstrumentsManufacturers Part No.: NE556DR

BD 257.125

BD 0.103 Each (On a Reel of 2500) (Exc. Vat)

Add to basket
Texas Instruments
-
-
SOIC
1
14
-
-
-
-
-
-
-
-
-
-
NE556DR
-
-
-
-
Texas Instruments xx555 SA555D, Timer, 8-Pin SOIC
RS Stock No.: 218-4553Brand: Texas InstrumentsManufacturers Part No.: SA555D

BD 20.418

BD 0.273 Each (In a Tube of 75) (Exc. Vat)

Add to basket
Texas Instruments
Surface Mount
-
SOIC
1
8
-
-
-
-
-
-
-
-
-
-
xx555
-
-
-
-
STMicroelectronics TS556IDTTR, CMOS Timer, Dual 2.7MHz, 14-Pin SO
RS Stock No.: 188-9229Brand: STMicroelectronicsManufacturers Part No.: TS556IDTTR

BD 1,043.625

BD 0.418 Each (On a Reel of 2500) (Exc. Vat)

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STMicroelectronics
Surface Mount
-
SO
2
14
2.7MHz
2 V
16 V
-40 °C
+125 °C
-
8mA
-2mA
100 ns @ 10 pF
4mm
-
1.65mm
10pF
8.75mm
8.75 x 4 x 1.65mm
DiodesZetex NE555S-13, Precision Timer Circuit, 8-Pin SOIC
Also available in industry standard packaging
RS Stock No.: 823-4043Brand: DiodesZetexManufacturers Part No.: NE555S-13

BD 7.260

BD 0.145 Each (In a Pack of 50) (Exc. Vat)

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DiodesZetex
Surface Mount
Precision
SOIC
1
8
-
4.5 V
16 V
0 °C
+70 °C
-
200mA
-200mA
-
3.95mm
-
1.5mm
-
4.95mm
4.95 X 3.95 X 1.5mm
Texas Instruments NE556N, Timer Circuit, Dual, 14-Pin PDIP
RS Stock No.: 528-416Brand: Texas InstrumentsManufacturers Part No.: NE556N

BD 5.293

BD 0.211 Each (In a Tube of 25) (Exc. Vat)

Add to basket
Texas Instruments
Through Hole
Standard
PDIP
2
14
-
4.5 V
16 V
0 °C
+70 °C
30mA
200mA
-200mA
-
6.35mm
-
4.57mm
-
19.3mm
19.3 x 6.35 x 4.57mm

BD 5.385

BD 0.539 Each (In a Pack of 10) (Exc. Vat)

Add to basket
Renesas Electronics
Through Hole
Standard
PDIP
1
8
1MHz
2 V
18 V
-25 °C
+85 °C
-
20mA
-0.8mA
-
7.11mm
-
4.95mm
-
10.16mm
10.16 x 7.11 x 4.95mm

BD 0.913

BD 0.913 Each (Exc. Vat)

Add to basket
Texas Instruments
Through Hole
Standard
PDIP
1
8
2MHz
3 V
15 V
-40 °C
+85 °C
-
100mA
-10mA
-
6.35mm
-
4.57mm
-
9.81mm
9.81 x 6.35 x 4.57mm

BD 3.025

BD 0.061 Each (In a Pack of 50) (Exc. Vat)

Add to basket
Texas Instruments
-
-
SOIC
1
8
-
-
-
-
-
-
-
-
-
-
NE555DR
-
-
-
-

BD 7.720

BD 3.860 Each (In a Pack of 2) (Exc. Vat)

Add to basket
Renesas Electronics
Through Hole
Standard
PDIP
1
8
13MHz
2 V
16 V
-25 °C
+85 °C
0.125mA
50mA
-
-
8.25mm
-
4.95mm
-
10.16mm
10.16 x 8.25 x 4.95mm
Texas Instruments NE555P, Monstable Circuit, 8-Pin PDIP
RS Stock No.: 866-0199Brand: Texas InstrumentsManufacturers Part No.: NE555P

BD 6.353

BD 0.128 Each (In a Tube of 50) (Exc. Vat)

Add to basket
Texas Instruments
Through Hole
Adjustable and Monostable
PDIP
1
8
-
4.5 V
16 V
0 °C
+70 °C
-
200mA
-200mA
300 ns @ 15 pF
6.6mm
-
4.57mm
15pF
10.16mm
10.16 x 6.6 x 4.57mm
Texas Instruments xx555 SA555D, Timer, 8-Pin SOIC
RS Stock No.: 218-4555Brand: Texas InstrumentsManufacturers Part No.: SA555D

BD 7.108

BD 0.284 Each (In a Pack of 25) (Exc. Vat)

Add to basket
Texas Instruments
Surface Mount
-
SOIC
1
8
-
-
-
-
-
-
-
-
-
-
xx555
-
-
-
-
Texas Instruments SE555JG SE555JG, Timer Circuit, 8-Pin CDIP
RS Stock No.: 197-7495Brand: Texas InstrumentsManufacturers Part No.: SE555JG

BD 363.907

BD 7.278 Each (In a Tube of 50) (Exc. Vat)

Add to basket
Texas Instruments
-
-
CDIP
1
8
-
-
-
-
-
-
-
-
-
-
SE555JG
-
-
-
-
Maxim Integrated ICM7242IPA+, Timer Circuit, 8-Pin PDIP
RS Stock No.: 190-4885Brand: Maxim IntegratedManufacturers Part No.: ICM7242IPA+

BD 138.545

BD 2.771 Each (In a Tube of 50) (Exc. Vat)

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Maxim Integrated
Through Hole
Fixed, Programmable
PDIP
1
8
-
2 V
16 V
0 °C
+85 °C
-
-
-
-
7.87mm
-
4.45mm
10pF
9.91mm
9.91 x 7.87 x 4.45mm

BD 1.815

BD 0.181 Each (In a Pack of 10) (Exc. Vat)

Add to basket
Texas Instruments
Surface Mount
Standard
SOIC
1
8
2MHz
2 V
15 V
0 °C
+70 °C
-
100mA
-10mA
-
3.91mm
-
1.58mm
-
4.9mm
4.9 x 3.91 x 1.58mm
Texas Instruments SA555P, Timer Circuit, 8-Pin PDIP
Also available in industry standard packaging
RS Stock No.: 517-1618Brand: Texas InstrumentsManufacturers Part No.: SA555P

BD 1.331

BD 0.133 Each (In a Pack of 10) (Exc. Vat)

Add to basket
Texas Instruments
Through Hole
Standard
PDIP
1
8
-
4.5 V
16 V
-40 °C
+85 °C
15mA
200mA
-200mA
-
6.35mm
-
4.57mm
-
9.81mm
9.81 x 6.35 x 4.57mm
Maxim Integrated ICM7556ISD+, Timer Circuit, 14-Pin SOIC
RS Stock No.: 190-4887Brand: Maxim IntegratedManufacturers Part No.: ICM7556ISD+

BD 140.057

BD 2.801 Each (In a Tube of 50) (Exc. Vat)

Add to basket
Maxim Integrated
Surface Mount
Astable, RC Monostable
SOIC
1
14
-
2 V
18 V
-20 °C
+85 °C
-
-
-
-
4mm
-
1.5mm
10pF
8.75mm
8.75 x 4 x 1.5mm
Texas Instruments TLC555 TLC555CP, Timer Circuit 2MHz, 8-Pin PDIP
RS Stock No.: 197-7573Brand: Texas InstrumentsManufacturers Part No.: TLC555CP

BD 13.310

BD 0.266 Each (In a Tube of 50) (Exc. Vat)

Add to basket
Texas Instruments
Surface Mount
-
PDIP
1
8
2MHz
-
-
-
-
-
-
-
-
-
TLC555
-
-
-
-

BD 5.234

BD 1.047 Each (In a Pack of 5) (Exc. Vat)

Add to basket
Renesas Electronics
Through Hole
Standard
PDIP
2
14
1MHz
2 V
18 V
-25 °C
+85 °C
-
20mA
-0.8mA
-
7.11mm
-
4.95mm
-
19.68mm
19.68 x 7.11 x 4.95mm