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 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

€ 211.19

€ 0.084 Each (On a Reel of 2500) (ex VAT)

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2500€ 0.084
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Texas Instruments
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SOIC
1
8
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NE555DR
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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

€ 410.66

€ 0.164 Each (On a Reel of 2500) (ex VAT)

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2500€ 0.164
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Texas Instruments
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SOIC
1
14
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NE556DR
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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

€ 27.63

€ 0.368 Each (In a Tube of 75) (ex VAT)

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75

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75€ 0.368
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Texas Instruments
Surface Mount
-
SOIC
1
8
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xx555
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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

€ 1,724.75

€ 0.69 Each (On a Reel of 2500) (ex VAT)

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2500€ 0.69
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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
1.65mm
4mm
10pF
8.75mm
-
8.75 x 4 x 1.65mm
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

€ 5.57

€ 0.111 Each (In a Pack of 50) (ex VAT)

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50

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50€ 0.111
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Texas Instruments
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SOIC
1
8
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NE555DR
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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

€ 12.35

€ 0.494 Each (In a Pack of 25) (ex VAT)

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25

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25€ 0.494
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Texas Instruments
Surface Mount
-
SOIC
1
8
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xx555
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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

€ 672.24

€ 13.445 Each (In a Tube of 50) (ex VAT)

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50

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50€ 13.445
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Texas Instruments
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CDIP
1
8
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SE555JG
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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+

€ 255.84

€ 5.117 Each (In a Tube of 50) (ex VAT)

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50€ 5.117
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Maxim Integrated
Through Hole
Fixed, Programmable
PDIP
1
8
-
2 V
16 V
0 °C
+85 °C
-
-
-
-
4.45mm
7.87mm
10pF
9.91mm
-
9.91 x 7.87 x 4.45mm
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+

€ 258.71

€ 5.174 Each (In a Tube of 50) (ex VAT)

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50

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50€ 5.174
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Maxim Integrated
Surface Mount
Astable, RC Monostable
SOIC
1
14
-
2 V
18 V
-20 °C
+85 °C
-
-
-
-
1.5mm
4mm
10pF
8.75mm
-
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

€ 23.76

€ 0.475 Each (In a Tube of 50) (ex VAT)

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50

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50€ 0.475
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Texas Instruments
Surface Mount
-
PDIP
1
8
2MHz
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TLC555
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Renesas Electronics 8535AGI-31LF, Clock Buffer 40MHz, 20-Pin TSSOP
Renesas Electronics 8535AGI-31LF, Clock Buffer 40MHz, 20-Pin TSSOP
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RS Stock No.: 217-7924Brand: Renesas ElectronicsManufacturers Part No.: 8535AGI-31LF

€ 481.09

€ 6.501 Each (In a Tube of 74) (ex VAT)

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74

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74€ 6.501
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Renesas Electronics
Surface Mount
-
TSSOP
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20
40MHz
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Renesas Electronics CP82C54 CP82C54-10Z, Programmable Timer, 6 10MHz, 24-Pin PDIP
Renesas Electronics CP82C54 CP82C54-10Z, Programmable Timer, 6 10MHz, 24-Pin PDIP
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RS Stock No.: 235-5218Brand: Renesas ElectronicsManufacturers Part No.: CP82C54-10Z

€ 241.59

€ 16.106 Each (In a Tube of 15) (ex VAT)

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15

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15€ 16.106
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Renesas Electronics
Through Hole
Programmable
PDIP
6
24
10MHz
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-
-
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CP82C54
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Renesas Electronics CP82C54 CP82C54-10Z, Programmable Timer, 6 10MHz, 24-Pin PDIP
Renesas Electronics CP82C54 CP82C54-10Z, Programmable Timer, 6 10MHz, 24-Pin PDIP
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Also available in industry standard packaging
RS Stock No.: 235-5219Brand: Renesas ElectronicsManufacturers Part No.: CP82C54-10Z

€ 17.79

€ 17.79 Each (ex VAT)

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1

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1€ 17.79
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Renesas Electronics
Through Hole
Programmable
PDIP
6
24
10MHz
-
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-
-
-
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CP82C54
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Renesas Electronics CP82C54 CP82C54Z, Programmable Timer, 6 8MHz, 24-Pin PDIP
Renesas Electronics CP82C54 CP82C54Z, Programmable Timer, 6 8MHz, 24-Pin PDIP
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RS Stock No.: 235-5220Brand: Renesas ElectronicsManufacturers Part No.: CP82C54Z

€ 208.22

€ 13.881 Each (In a Tube of 15) (ex VAT)

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15

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15€ 13.881
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Renesas Electronics
Through Hole
Programmable
PDIP
6
24
8MHz
-
-
-
-
-
-
-
-
-
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CP82C54
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Renesas Electronics CP82C54 CP82C54Z, Programmable Timer, 6 8MHz, 24-Pin PDIP
Renesas Electronics CP82C54 CP82C54Z, Programmable Timer, 6 8MHz, 24-Pin PDIP
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Also available in industry standard packaging
RS Stock No.: 235-5221Brand: Renesas ElectronicsManufacturers Part No.: CP82C54Z

€ 17.20

€ 17.20 Each (ex VAT)

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1

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1€ 17.20
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Renesas Electronics
Through Hole
Programmable
PDIP
6
24
8MHz
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CP82C54
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Intersil, ICM7555CBAZ-T
Intersil, ICM7555CBAZ-T
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Also available in industry standard packaging
RS Stock No.: 196-8888Brand: Renesas ElectronicsManufacturers Part No.: ICM7555CBAZ-T

€ 15.96

€ 0.638 Each (In a Pack of 25) (ex VAT)

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25

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25€ 0.638
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Renesas Electronics
-
Standard
SOIC
1
8
1MHz
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ICM7555
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Intersil, ICM7555CBAZ-T
Intersil, ICM7555CBAZ-T
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RS Stock No.: 196-8887Brand: Renesas ElectronicsManufacturers Part No.: ICM7555CBAZ-T

€ 809.58

€ 0.324 Each (On a Reel of 2500) (ex VAT)

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2500

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2500€ 0.324
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Renesas Electronics
-
Standard
SOIC
1
8
1MHz
-
-
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-
-
-
-
-
-
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ICM7555
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Intersil, ICM7555IBAZ-T
Intersil, ICM7555IBAZ-T
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RS Stock No.: 196-8889Brand: Renesas ElectronicsManufacturers Part No.: ICM7555IBAZ-T

€ 809.58

€ 0.324 Each (On a Reel of 2500) (ex VAT)

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2500

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2500€ 0.324
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Renesas Electronics
-
Standard
SOIC
1
8
1MHz
-
-
-
-
-
-
-
-
-
-
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-
ICM7555
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Intersil, ICM7555IBAZ-T
Intersil, ICM7555IBAZ-T
Add to parts list
Also available in industry standard packaging
RS Stock No.: 196-8891Brand: Renesas ElectronicsManufacturers Part No.: ICM7555IBAZ-T

€ 12.99

€ 0.52 Each (In a Pack of 25) (ex VAT)

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25

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25€ 0.52
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Renesas Electronics
-
Standard
SOIC
1
8
1MHz
-
-
-
-
-
-
-
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-
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ICM7555
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Maxim Integrated ICM7242IPA+, Timer Circuit, 8-Pin PDIP
Maxim Integrated ICM7242IPA+, Timer Circuit, 8-Pin PDIP
Add to parts list
Also available in industry standard packaging
RS Stock No.: 190-5926Brand: Maxim IntegratedManufacturers Part No.: ICM7242IPA+

€ 30.13

€ 6.026 Each (In a Pack of 5) (ex VAT)

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5

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5€ 6.026
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Maxim Integrated
Through Hole
Fixed, Programmable
PDIP
1
8
-
2 V
16 V
0 °C
+85 °C
-
-
-
-
4.45mm
7.87mm
10pF
9.91mm
-
9.91 x 7.87 x 4.45mm