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 6.655

BD 0.133 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
-
9.81 x 6.35 x 4.57mm
4.57mm
-
9.81mm
-
6.35mm
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
8.75 x 4 x 1.65mm
1.65mm
-
8.75mm
10pF
4mm
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 7.563

BD 0.152 Each (In a Pack of 50) (Exc. Vat)

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

BD 5.445

BD 0.218 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
-
19.3 x 6.35 x 4.57mm
4.57mm
-
19.3mm
-
6.35mm

BD 5.566

BD 0.557 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
-
10.16 x 7.11 x 4.95mm
4.95mm
-
10.16mm
-
7.11mm

BD 0.926

BD 0.926 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
-
9.81 x 6.35 x 4.57mm
4.57mm
-
9.81mm
-
6.35mm

BD 3.327

BD 0.066 Each (In a Pack of 50) (Exc. Vat)

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

BD 7.938

BD 3.969 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
-
-
10.16 x 8.25 x 4.95mm
4.95mm
-
10.16mm
-
8.25mm
Texas Instruments NE555P, Monstable Circuit, 8-Pin PDIP
RS Stock No.: 866-0199Brand: Texas InstrumentsManufacturers Part No.: NE555P

BD 7.260

BD 0.145 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
10.16 x 6.6 x 4.57mm
4.57mm
-
10.16mm
15pF
6.6mm
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 374.797

BD 7.495 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 142.780

BD 2.856 Each (In a Tube of 50) (Exc. Vat)

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

BD 2.057

BD 0.206 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
-
4.9 x 3.91 x 1.58mm
1.58mm
-
4.9mm
-
3.91mm
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
-
9.81 x 6.35 x 4.57mm
4.57mm
-
9.81mm
-
6.35mm
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
-
-
-
-
8.75 x 4 x 1.5mm
1.5mm
-
8.75mm
10pF
4mm
Texas Instruments TLC555 TLC555CP, Timer Circuit 2MHz, 8-Pin PDIP
RS Stock No.: 197-7573Brand: Texas InstrumentsManufacturers Part No.: TLC555CP

BD 16.033

BD 0.321 Each (In a Tube of 50) (Exc. Vat)

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

BD 5.385

BD 1.077 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
-
19.68 x 7.11 x 4.95mm
4.95mm
-
19.68mm
-
7.11mm