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

€ 12.98

€ 0.26 Each (In a Pack of 50) (ex VAT)

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50

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50€ 0.26
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Texas Instruments
Through Hole
Standard
PDIP
1
8
-
4.5 V
16 V
0 °C
+70 °C
15mA
200mA
-200mA
-
6.35mm
9.81mm
4.57mm
-
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
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RS Stock No.: 197-7392Brand: Texas InstrumentsManufacturers Part No.: NE555DR

€ 413.00

€ 0.165 Each (On a Reel of 2500) (ex VAT)

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2500

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2500€ 0.165
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Texas Instruments
-
-
SOIC
1
8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
NE555DR
Texas Instruments NE556DR NE556DR, Timer Circuit, 14-Pin SOIC
Texas Instruments NE556DR NE556DR, Timer Circuit, 14-Pin SOIC
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RS Stock No.: 197-7394Brand: Texas InstrumentsManufacturers Part No.: NE556DR

€ 708.00

€ 0.283 Each (On a Reel of 2500) (ex VAT)

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2500€ 0.283
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Texas Instruments
-
-
SOIC
1
14
-
-
-
-
-
-
-
-
-
-
-
-
-
-
NE556DR
Texas Instruments xx555 SA555D, Timer, 8-Pin SOIC
Texas Instruments xx555 SA555D, Timer, 8-Pin SOIC
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RS Stock No.: 218-4553Brand: Texas InstrumentsManufacturers Part No.: SA555D

€ 55.76

€ 0.743 Each (In a Tube of 75) (ex VAT)

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75

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75€ 0.743
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Texas Instruments
Surface Mount
-
SOIC
1
8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
xx555
STMicroelectronics TS556IDTTR, CMOS Timer, Dual 2.7MHz, 14-Pin SO
STMicroelectronics TS556IDTTR, CMOS Timer, Dual 2.7MHz, 14-Pin SO
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RS Stock No.: 188-9229Brand: STMicroelectronicsManufacturers Part No.: TS556IDTTR

€ 2,861.50

€ 1.145 Each (On a Reel of 2500) (ex VAT)

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2500€ 1.145
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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
8.75mm
1.65mm
10pF
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
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Also available in industry standard packaging
RS Stock No.: 823-4043Brand: DiodesZetexManufacturers Part No.: NE555S-13

€ 16.52

€ 0.33 Each (In a Pack of 50) (ex VAT)

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50€ 0.33
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DiodesZetex
Surface Mount
Precision
SOIC
1
8
-
4.5 V
16 V
0 °C
+70 °C
-
200mA
-200mA
-
3.95mm
4.95mm
1.5mm
-
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
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RS Stock No.: 528-416Brand: Texas InstrumentsManufacturers Part No.: NE556N

€ 9.44

€ 0.378 Each (In a Tube of 25) (ex VAT)

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25

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25€ 0.378
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Texas Instruments
Through Hole
Standard
PDIP
2
14
-
4.5 V
16 V
0 °C
+70 °C
30mA
200mA
-200mA
-
6.35mm
19.3mm
4.57mm
-
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
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Also available in industry standard packaging
RS Stock No.: 921-5374Brand: Renesas ElectronicsManufacturers Part No.: ICM7555IPAZ

€ 12.39

€ 1.239 Each (In a Pack of 10) (ex VAT)

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10

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10€ 1.239
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Renesas Electronics
Through Hole
Standard
PDIP
1
8
1MHz
2 V
18 V
-25 °C
+85 °C
-
20mA
-0.8mA
-
7.11mm
10.16mm
4.95mm
-
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
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Also available in industry standard packaging
RS Stock No.: 346-7024Brand: Texas InstrumentsManufacturers Part No.: TLC555IP

€ 0.98

€ 0.98 Each (ex VAT)

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1

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1€ 0.98
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Texas Instruments
Through Hole
Standard
PDIP
1
8
2MHz
3 V
15 V
-40 °C
+85 °C
-
100mA
-10mA
-
6.35mm
9.81mm
4.57mm
-
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
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Also available in industry standard packaging
RS Stock No.: 197-7393Brand: Texas InstrumentsManufacturers Part No.: NE555DR

€ 8.26

€ 0.165 Each (In a Pack of 50) (ex VAT)

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50

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50€ 0.165
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Texas Instruments
-
-
SOIC
1
8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
NE555DR
Renesas Electronics ICM7242IPAZ, Timer Circuit 13MHz, 8-Pin PDIP
Renesas Electronics ICM7242IPAZ, Timer Circuit 13MHz, 8-Pin PDIP
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Also available in industry standard packaging
RS Stock No.: 921-5951Brand: Renesas ElectronicsManufacturers Part No.: ICM7242IPAZ

€ 17.11

€ 8.555 Each (In a Pack of 2) (ex VAT)

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2

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2€ 8.555
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Renesas Electronics
Through Hole
Standard
PDIP
1
8
13MHz
2 V
16 V
-25 °C
+85 °C
0.125mA
50mA
-
-
8.25mm
10.16mm
4.95mm
-
10.16 x 8.25 x 4.95mm
-
Texas Instruments NE555P, Monstable Circuit, 8-Pin PDIP
Texas Instruments NE555P, Monstable Circuit, 8-Pin PDIP
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RS Stock No.: 866-0199Brand: Texas InstrumentsManufacturers Part No.: NE555P

€ 12.98

€ 0.26 Each (In a Tube of 50) (ex VAT)

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50

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50€ 0.26
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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
10.16mm
4.57mm
15pF
10.16 x 6.6 x 4.57mm
-
Texas Instruments xx555 SA555D, Timer, 8-Pin SOIC
Texas Instruments xx555 SA555D, Timer, 8-Pin SOIC
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RS Stock No.: 218-4555Brand: Texas InstrumentsManufacturers Part No.: SA555D

€ 19.18

€ 0.767 Each (In a Pack of 25) (ex VAT)

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25

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25€ 0.767
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Texas Instruments
Surface Mount
-
SOIC
1
8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
xx555
Texas Instruments SE555JG SE555JG, Timer Circuit, 8-Pin CDIP
Texas Instruments SE555JG SE555JG, Timer Circuit, 8-Pin CDIP
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RS Stock No.: 197-7495Brand: Texas InstrumentsManufacturers Part No.: SE555JG

€ 847.83

€ 16.957 Each (In a Tube of 50) (ex VAT)

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50

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50€ 16.957
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Texas Instruments
-
-
CDIP
1
8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
SE555JG
Maxim Integrated ICM7242IPA+, Timer Circuit, 8-Pin PDIP
Maxim Integrated ICM7242IPA+, Timer Circuit, 8-Pin PDIP
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RS Stock No.: 190-4885Brand: Maxim IntegratedManufacturers Part No.: ICM7242IPA+

€ 322.14

€ 6.443 Each (In a Tube of 50) (ex VAT)

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50

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50€ 6.443
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Maxim Integrated
Through Hole
Fixed, Programmable
PDIP
1
8
-
2 V
16 V
0 °C
+85 °C
-
-
-
-
7.87mm
9.91mm
4.45mm
10pF
9.91 x 7.87 x 4.45mm
-
Texas Instruments TLC555CDR, Timer Circuit 2MHz, 8-Pin SOIC
Texas Instruments TLC555CDR, Timer Circuit 2MHz, 8-Pin SOIC
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Also available in industry standard packaging
RS Stock No.: 662-4006Brand: Texas InstrumentsManufacturers Part No.: TLC555CDR

€ 4.01

€ 0.401 Each (In a Pack of 10) (ex VAT)

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10

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10€ 0.401
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Texas Instruments
Surface Mount
Standard
SOIC
1
8
2MHz
2 V
15 V
0 °C
+70 °C
-
100mA
-10mA
-
3.91mm
4.9mm
1.58mm
-
4.9 x 3.91 x 1.58mm
-
Texas Instruments SA555P, Timer Circuit, 8-Pin PDIP
Texas Instruments SA555P, Timer Circuit, 8-Pin PDIP
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Also available in industry standard packaging
RS Stock No.: 517-1618Brand: Texas InstrumentsManufacturers Part No.: SA555P

€ 3.30

€ 0.33 Each (In a Pack of 10) (ex VAT)

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10

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10€ 0.33
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Texas Instruments
Through Hole
Standard
PDIP
1
8
-
4.5 V
16 V
-40 °C
+85 °C
15mA
200mA
-200mA
-
6.35mm
9.81mm
4.57mm
-
9.81 x 6.35 x 4.57mm
-
Maxim Integrated ICM7556ISD+, Timer Circuit, 14-Pin SOIC
Maxim Integrated ICM7556ISD+, Timer Circuit, 14-Pin SOIC
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RS Stock No.: 190-4887Brand: Maxim IntegratedManufacturers Part No.: ICM7556ISD+

€ 326.27

€ 6.525 Each (In a Tube of 50) (ex VAT)

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50

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50€ 6.525
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Maxim Integrated
Surface Mount
Astable, RC Monostable
SOIC
1
14
-
2 V
18 V
-20 °C
+85 °C
-
-
-
-
4mm
8.75mm
1.5mm
10pF
8.75 x 4 x 1.5mm
-
Texas Instruments TLC555 TLC555CP, Timer Circuit 2MHz, 8-Pin PDIP
Texas Instruments TLC555 TLC555CP, Timer Circuit 2MHz, 8-Pin PDIP
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RS Stock No.: 197-7573Brand: Texas InstrumentsManufacturers Part No.: TLC555CP

€ 35.99

€ 0.72 Each (In a Tube of 50) (ex VAT)

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50

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50€ 0.72
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Texas Instruments
Surface Mount
-
PDIP
1
8
2MHz
-
-
-
-
-
-
-
-
-
-
-
-
-
TLC555
Renesas Electronics ICM7556IPDZ, Programmable Timer Circuit, Dual 1MHz, 14-Pin PDIP
Renesas Electronics ICM7556IPDZ, Programmable Timer Circuit, Dual 1MHz, 14-Pin PDIP
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Also available in industry standard packaging
RS Stock No.: 921-5377Brand: Renesas ElectronicsManufacturers Part No.: ICM7556IPDZ

€ 12.15

€ 2.431 Each (In a Pack of 5) (ex VAT)

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5

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5€ 2.431
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Renesas Electronics
Through Hole
Standard
PDIP
2
14
1MHz
2 V
18 V
-25 °C
+85 °C
-
20mA
-0.8mA
-
7.11mm
19.68mm
4.95mm
-
19.68 x 7.11 x 4.95mm
-