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...

Showing 1-20 of 112 products

Filter

Sort

Filter

Sort

Relevance
Price (high-low)
Price (low-high)
Texas Instruments NE555P, Precision Timer, 8-Pin PDIP
Texas Instruments NE555P, Precision Timer, 8-Pin PDIP
Add to parts list
RS Stock No.: 221-5535Brand: Texas InstrumentsManufacturers Part No.: NE555PHSN Code: 85423990

SR 63.82

SR 1.276 Each (In a Pack of 50) (ex VAT)

Check stock

50

Available in multiples of 50
50SR 1.276
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
Texas Instruments NE555DR NE555DR, Timer Circuit, 8-Pin SOIC
Add to parts list
RS Stock No.: 197-7392Brand: Texas InstrumentsManufacturers Part No.: NE555DRHSN Code: 85423990

SR 1,581.25

SR 0.632 Each (On a Reel of 2500) (ex VAT)

Check stock

2500

Available in multiples of 2500
2500SR 0.632
Add to basket
Texas Instruments
-
-
SOIC
1
8
-
-
-
-
-
-
-
-
-
-
NE555DR
-
-
-
-
Texas Instruments NE556DR NE556DR, Timer Circuit, 14-Pin SOIC
Texas Instruments NE556DR NE556DR, Timer Circuit, 14-Pin SOIC
Add to parts list
RS Stock No.: 197-7394Brand: Texas InstrumentsManufacturers Part No.: NE556DRHSN Code: 85423390

SR 3,018.75

SR 1.208 Each (On a Reel of 2500) (ex VAT)

Check stock

2500

Available in multiples of 2500
2500SR 1.208
Add to basket
Texas Instruments
-
-
SOIC
1
14
-
-
-
-
-
-
-
-
-
-
NE556DR
-
-
-
-
STMicroelectronics TS556IDTTR, CMOS Timer, Dual 2.7MHz, 14-Pin SO
STMicroelectronics TS556IDTTR, CMOS Timer, Dual 2.7MHz, 14-Pin SO
Add to parts list
RS Stock No.: 188-9229Brand: STMicroelectronicsManufacturers Part No.: TS556IDTTRHSN Code: 85423990

SR 12,535.00

SR 5.014 Each (On a Reel of 2500) (ex VAT)

Check stock

2500

Available in multiples of 2500
2500SR 5.014
Add to basket
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
DiodesZetex NE555S-13, Precision Timer Circuit, 8-Pin SOIC
Add to parts list
Also available in industry standard packaging
RS Stock No.: 823-4043Brand: DiodesZetexManufacturers Part No.: NE555S-13HSN Code: 85423990

SR 96.02

SR 1.92 Each (In a Pack of 50) (ex VAT)

Check stock

50

Available in multiples of 50
50SR 1.92
Add to basket
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
Texas Instruments NE556N, Timer Circuit, Dual, 14-Pin PDIP
Add to parts list
RS Stock No.: 528-416Brand: Texas InstrumentsManufacturers Part No.: NE556NHSN Code: 85423290

SR 56.92

SR 2.277 Each (In a Tube of 25) (ex VAT)

Check stock

25

Available in multiples of 25
25SR 2.277
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
Renesas Electronics ICM7555IPAZ, Programmable Timer Circuit 1MHz, 8-Pin PDIP
Renesas Electronics ICM7555IPAZ, Programmable Timer Circuit 1MHz, 8-Pin PDIP
Add to parts list
Also available in industry standard packaging
RS Stock No.: 921-5374Brand: Renesas ElectronicsManufacturers Part No.: ICM7555IPAZHSN Code: 85423390

SR 71.42

SR 7.142 Each (In a Pack of 10) (ex VAT)

Check stock

10

Available in multiples of 10
10SR 7.142
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
Texas Instruments TLC555IP, Timer Circuit 2MHz, 8-Pin PDIP
Texas Instruments TLC555IP, Timer Circuit 2MHz, 8-Pin PDIP
Add to parts list
Also available in industry standard packaging
RS Stock No.: 346-7024Brand: Texas InstrumentsManufacturers Part No.: TLC555IPHSN Code: 85423990

SR 5.67

SR 5.67 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 5.67
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
Texas Instruments NE555DR NE555DR, Timer Circuit, 8-Pin SOIC
Texas Instruments NE555DR NE555DR, Timer Circuit, 8-Pin SOIC
Add to parts list
Also available in industry standard packaging
RS Stock No.: 197-7393Brand: Texas InstrumentsManufacturers Part No.: NE555DRHSN Code: 85423990

SR 40.25

SR 0.805 Each (In a Pack of 50) (ex VAT)

Check stock

50

Available in multiples of 50
50SR 0.805
Add to basket
Texas Instruments
-
-
SOIC
1
8
-
-
-
-
-
-
-
-
-
-
NE555DR
-
-
-
-
Texas Instruments NE555P, Monstable Circuit, 8-Pin PDIP
Texas Instruments NE555P, Monstable Circuit, 8-Pin PDIP
Add to parts list
RS Stock No.: 866-0199Brand: Texas InstrumentsManufacturers Part No.: NE555PHSN Code: 85423990

SR 63.82

SR 1.276 Each (In a Tube of 50) (ex VAT)

Check stock

50

Available in multiples of 50
50SR 1.276
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 SE555JG SE555JG, Timer Circuit, 8-Pin CDIP
Texas Instruments SE555JG SE555JG, Timer Circuit, 8-Pin CDIP
Add to parts list
RS Stock No.: 197-7495Brand: Texas InstrumentsManufacturers Part No.: SE555JGHSN Code: 85423990

SR 4,811.60

SR 96.232 Each (In a Tube of 50) (ex VAT)

Check stock

50

Available in multiples of 50
50SR 96.232
Add to basket
Texas Instruments
-
-
CDIP
1
8
-
-
-
-
-
-
-
-
-
-
SE555JG
-
-
-
-
Texas Instruments TLC555CDR, Timer Circuit 2MHz, 8-Pin SOIC
Texas Instruments TLC555CDR, Timer Circuit 2MHz, 8-Pin SOIC
Add to parts list
Also available in industry standard packaging
RS Stock No.: 662-4006Brand: Texas InstrumentsManufacturers Part No.: TLC555CDRHSN Code: 85423990

SR 23.46

SR 2.346 Each (In a Pack of 10) (ex VAT)

Check stock

10

Available in multiples of 10
10SR 2.346
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 TLC555 TLC555CP, Timer Circuit 2MHz, 8-Pin PDIP
Texas Instruments TLC555 TLC555CP, Timer Circuit 2MHz, 8-Pin PDIP
Add to parts list
RS Stock No.: 197-7573Brand: Texas InstrumentsManufacturers Part No.: TLC555CPHSN Code: 85423290

SR 170.20

SR 3.404 Each (In a Tube of 50) (ex VAT)

Check stock

50

Available in multiples of 50
50SR 3.404
Add to basket
Texas Instruments
Surface Mount
-
PDIP
1
8
2MHz
-
-
-
-
-
-
-
-
-
TLC555
-
-
-
-
onsemi MC1455BDR2G, Timer Circuit, 8-Pin SOIC
onsemi MC1455BDR2G, Timer Circuit, 8-Pin SOIC
Add to parts list
Also available in industry standard packaging
RS Stock No.: 787-8709Brand: onsemiManufacturers Part No.: MC1455BDR2GHSN Code: 85423990

SR 30.70

SR 3.07 Each (In a Pack of 10) (ex VAT)

Check stock

10

Available in multiples of 10
10SR 3.07
Add to basket
onsemi
Surface Mount
Standard
SOIC
1
8
-
4.5 V
16 V
-40 °C
+85 °C
15mA
-
200mA
-
4mm
-
1.5mm
-
5mm
5 x 4 x 1.5mm
Texas Instruments TLC555IDR, Timer Circuit 2MHz, 8-Pin SOIC
Texas Instruments TLC555IDR, Timer Circuit 2MHz, 8-Pin SOIC
Add to parts list
RS Stock No.: 528-410Brand: Texas InstrumentsManufacturers Part No.: TLC555IDRHSN Code: 85423990

SR 144.32

SR 5.773 Each (In a Pack of 25) (ex VAT)

Check stock

25

Available in multiples of 25
25SR 5.773
Add to basket
Texas Instruments
Surface Mount
Standard
SOIC
1
8
2MHz
3 V
15 V
-40 °C
+85 °C
-
100mA
-10mA
-
3.91mm
-
1.58mm
-
4.9mm
4.9 x 3.91 x 1.58mm
Texas Instruments CD4536BE, Programmable Timer Circuit, 16-Pin PDIP
Texas Instruments CD4536BE, Programmable Timer Circuit, 16-Pin PDIP
Add to parts list
Also available in industry standard packaging
RS Stock No.: 709-2532Brand: Texas InstrumentsManufacturers Part No.: CD4536BEHSN Code: 85423990

SR 32.43

SR 3.243 Each (In a Pack of 10) (ex VAT)

Check stock

10

Available in multiples of 10
10SR 3.243
Add to basket
Texas Instruments
Through Hole
Programmable
PDIP
1
16
-
3 V
18 V
-55 °C
+125 °C
0.1mA
4.2mA
-4.2mA
8000 ns@ 5 V
6.35mm
-
4.57mm
-
19.3mm
19.3 x 6.35 x 4.57mm
Texas Instruments TLC551CP, Timer Circuit 2MHz, 8-Pin PDIP
Texas Instruments TLC551CP, Timer Circuit 2MHz, 8-Pin PDIP
Add to parts list
Also available in industry standard packaging
RS Stock No.: 662-4677Brand: Texas InstrumentsManufacturers Part No.: TLC551CPHSN Code: 85423290

SR 88.38

SR 17.676 Each (In a Pack of 5) (ex VAT)

Check stock

5

Available in multiples of 5
5SR 17.676
Add to basket
Texas Instruments
Through Hole
Standard
PDIP
1
8
2MHz
1 V
15 V
0 °C
+70 °C
-
100mA
-10mA
-
6.35mm
-
4.57mm
-
9.81mm
9.81 x 6.35 x 4.57mm
Renesas Electronics ICM7555IBAZ, Programmable Timer Circuit 1MHz, 8-Pin SOIC
Renesas Electronics ICM7555IBAZ, Programmable Timer Circuit 1MHz, 8-Pin SOIC
Add to parts list
Also available in industry standard packaging
RS Stock No.: 921-5507Brand: Renesas ElectronicsManufacturers Part No.: ICM7555IBAZHSN Code: 85423390

SR 137.14

SR 5.486 Each (In a Pack of 25) (ex VAT)

Check stock

25

Available in multiples of 25
25SR 5.486
Add to basket
Renesas Electronics
Surface Mount
Standard
SOIC
1
8
1MHz
2 V
18 V
-25 °C
+85 °C
-
20mA
-0.8mA
-
4mm
-
1.5mm
-
5mm
5 x 4 x 1.5mm
Renesas Electronics 8535AGI-31LF, Clock Buffer 40MHz, 20-Pin TSSOP
Renesas Electronics 8535AGI-31LF, Clock Buffer 40MHz, 20-Pin TSSOP
Add to parts list
RS Stock No.: 217-7924Brand: Renesas ElectronicsManufacturers Part No.: 8535AGI-31LFHSN Code: 85423990

SR 3,534.20

SR 47.76 Each (In a Tube of 74) (ex VAT)

Check stock

74

Available in multiples of 74
74SR 47.76
Add to basket
Renesas Electronics
Surface Mount
-
TSSOP
-
20
40MHz
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Texas Instruments TLC556CD, Timer Circuit, Dual 2MHz, 14-Pin SOIC
Texas Instruments TLC556CD, Timer Circuit, Dual 2MHz, 14-Pin SOIC
Add to parts list
Also available in industry standard packaging
RS Stock No.: 787-779Brand: Texas InstrumentsManufacturers Part No.: TLC556CDHSN Code: 85423990

SR 10.99

SR 10.99 Each (ex VAT)

Check stock

1

Available in multiples of 1
1SR 10.99
Add to basket
Texas Instruments
Surface Mount
Standard
SOIC
2
14
2MHz
2 V
18 V
0 °C
+70 °C
-
100mA
-10mA
-
3.91mm
-
1.58mm
-
8.65mm
8.65 x 3.91 x 1.58mm