Datasheets
SA555DT by:
STMicroelectronics

General purpose single bipolar timer

Part Details for SA555DT by STMicroelectronics

Results Overview of SA555DT by STMicroelectronics

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SA555DT Information

SA555DT by STMicroelectronics is an Analog Waveform Generation Function.
Analog Waveform Generation Functions are under the broader part category of Signal Circuits.

A signal is an electronic means of transmitting information, either as an analog signal with continuous values or a digital signal with discrete values. Signals are used in various systems and networks. Read more about Signal Circuits on our Signal Circuits part category page.

Price & Stock for SA555DT

Part # Distributor Description Stock Price Buy
DISTI # 70013995
RS IC OSC SINGLE TIMER 500KHZ 8SOIC Min Qty: 1 Package Multiple: 1 Container: Bulk 0
  • 1 $0.2900
  • 2 $0.2840
  • 5 $0.2760
  • 10 $0.2640
  • 25 $0.2470
$0.2470 / $0.2900 RFQ
Vyrian Other Function Semiconductors 838
RFQ
Win Source Electronics IC OSC SINGLE TIMER 500KHZ 8SOIC 42900
  • 400 $0.1444
  • 975 $0.1190
  • 1,520 $0.1143
  • 2,085 $0.1109
  • 2,690 $0.1074
  • 3,615 $0.0959
$0.0959 / $0.1444 Buy Now

Part Details for SA555DT

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SA555DT Part Data Attributes

SA555DT STMicroelectronics
Buy Now Datasheet
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SA555DT STMicroelectronics General purpose single bipolar timer
Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer STMICROELECTRONICS
Part Package Code SOIC
Package Description MICRO, PLASTIC, SO-8
Pin Count 8
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Additional Feature IT CAN ALSO OPERATE FROM A 15V NOMINAL SUPPLY
Analog IC - Other Type PULSE; RECTANGULAR
JESD-30 Code R-PDSO-G8
JESD-609 Code e4
Length 4.9 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 8
Operating Temperature-Max 105 °C
Operating Temperature-Min -40 °C
Output Frequency-Max 0.5 MHz
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP8,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.75 mm
Supply Voltage-Max (Vsup) 16 V
Supply Voltage-Min (Vsup) 4.5 V
Supply Voltage-Nom (Vsup) 5 V
Surface Mount YES
Technology BIPOLAR
Temperature Grade INDUSTRIAL
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30
Width 3.9 mm

Alternate Parts for SA555DT

This table gives cross-reference parts and alternative options found for SA555DT. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of SA555DT, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
TLC555QDR Texas Instruments $0.5044 2.1-MHz, 250-µA, Low-Power Timer 8-SOIC -40 to 125 SA555DT vs TLC555QDR
933975630602 NXP Semiconductors Check for Price IC PULSE, 0.5 MHz, TIMER, PDSO8, PLASTIC, SOT-96, SO-8, Analog Waveform Generation Function SA555DT vs 933975630602
935274819118 NXP Semiconductors Check for Price PULSE, 0.5MHz, TIMER, PDSO8, 3.90 MM, PLASTIC, MS-012, SOT96-1, SOP-8 SA555DT vs 935274819118
ICM7555ID/01,118 NXP Semiconductors Check for Price ICM7555IDSOT96-1 SA555DT vs ICM7555ID/01,118
NE555DT STMicroelectronics Check for Price PULSE; RECTANGULAR, 0.5MHz, TIMER, PDSO8, MICRO, PLASTIC, SO-8 SA555DT vs NE555DT
ICM7555CD/01,118 NXP Semiconductors Check for Price ICM7555CDSOT96-1 SA555DT vs ICM7555CD/01,118
ICM7555CD NXP Semiconductors Check for Price IC PULSE, 0.5 MHz, TIMER, PDSO8, 3.90 MM, PLASTIC, MS-012, SOT96-1, SOP-8, Analog Waveform Generation Function SA555DT vs ICM7555CD
933975610623 NXP Semiconductors Check for Price IC PULSE, 0.5 MHz, TIMER, PDSO8, PLASTIC, SOT-96, SO-8, Analog Waveform Generation Function SA555DT vs 933975610623
ICM7555CD Philips Semiconductors Check for Price Analog Waveform Generation Function, CMOS, PDSO8 SA555DT vs ICM7555CD
933975610602 NXP Semiconductors Check for Price IC PULSE, 0.5 MHz, TIMER, PDSO8, PLASTIC, SOT-96, SO-8, Analog Waveform Generation Function SA555DT vs 933975610602
Part Number Manufacturer Composite Price Description Compare
SA556NE4 Texas Instruments $0.2943 Dual precision timer w/ Extended Temperature Range 14-PDIP -40 to 85 SA555DT vs SA556NE4
TLC555ID Texas Instruments $0.4157 2.1-MHz, 250-µA, Low-Power Timer 8-SOIC -40 to 85 SA555DT vs TLC555ID
TLC555IDR Texas Instruments $0.4868 2.1-MHz, 250-µA, Low-Power Timer 8-SOIC -40 to 85 SA555DT vs TLC555IDR
ICM7555ID/01,112 NXP Semiconductors Check for Price ICM7555IDSOT96-1 SA555DT vs ICM7555ID/01,112
ICM7555ID,602 NXP Semiconductors Check for Price ICM7555IDSOT96-1 SA555DT vs ICM7555ID,602
NA556DRG4 Texas Instruments Check for Price Dual Precision Timers 14-SOIC -40 to 105 SA555DT vs NA556DRG4
NCV1455BDR2 onsemi Check for Price Timer Circuit, SOIC-8 Narrow Body, 2500-REEL, Automotive Qualified SA555DT vs NCV1455BDR2
SA555D STMicroelectronics Check for Price General purpose single bipolar timer SA555DT vs SA555D
ICM7555ESA-T Maxim Integrated Products Check for Price 1 Func, 0.5MHz, CMOS, PDSO8, SO-8 SA555DT vs ICM7555ESA-T
KA555DTF Fairchild Semiconductor Corporation Check for Price 1 Func, BIPolar, PDSO8, SOIC-8 SA555DT vs KA555DTF

SA555DT Related Parts

SA555DT Frequently Asked Questions (FAQ)

  • The recommended operating voltage range for the SA555DT is 4.5V to 16V.

  • To ensure the oscillator starts reliably, make sure to decouple the power supply with a 10uF capacitor, and use a 1kΩ to 10kΩ resistor in series with the capacitor between pins 2 and 6.

  • The maximum frequency of operation for the SA555DT is approximately 500kHz.

  • Yes, the SA555DT can be used as a VCO by applying a control voltage to pin 5 (Threshold) or pin 2 (Trigger).

  • The frequency of the SA555DT oscillator can be calculated using the formula: f = 1.44 / (R1 + R2) * C, where R1 and R2 are the resistors connected between pins 2, 6, and 7, and C is the capacitor connected between pins 2 and 6.

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