Datasheets
SA556N by:
STMicroelectronics
HuaGuan Semiconductor
NXP Semiconductors
Philips Semiconductors
Signetics
STMicroelectronics
Texas Instruments
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General purpose dual bipolar timer

Part Details for SA556N by STMicroelectronics

Results Overview of SA556N by STMicroelectronics

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SA556N Information

SA556N 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.

Available Datasheets

Part # Manufacturer Description Datasheet
SA556NE4 Texas Instruments Dual Precision Timer 14-PDIP -40 to 85
SA556N Texas Instruments Dual Precision Timer 14-PDIP -40 to 85

Part Details for SA556N

SA556N CAD Models

SA556N Part Data Attributes

SA556N STMicroelectronics
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SA556N STMicroelectronics General purpose dual bipolar timer
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Rohs Code Yes
Part Life Cycle Code Obsolete
Ihs Manufacturer STMICROELECTRONICS
Part Package Code DIP
Package Description PLASTIC, DIP-14
Pin Count 14
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer STMicroelectronics
Additional Feature IT CAN ALSO OPERATE FROM A 15V NOMINAL SUPPLY
Analog IC - Other Type PULSE; RECTANGULAR
JESD-30 Code R-PDIP-T14
JESD-609 Code e3
Number of Functions 2
Number of Terminals 14
Operating Temperature-Max 105 °C
Operating Temperature-Min -40 °C
Output Frequency-Max 0.5 MHz
Package Body Material PLASTIC/EPOXY
Package Code DIP
Package Equivalence Code DIP14,.3
Package Shape RECTANGULAR
Package Style IN-LINE
Qualification Status Not Qualified
Seated Height-Max 5.1 mm
Supply Voltage-Max (Vsup) 16 V
Supply Voltage-Min (Vsup) 4.5 V
Supply Voltage-Nom (Vsup) 5 V
Surface Mount NO
Technology BIPOLAR
Temperature Grade INDUSTRIAL
Terminal Finish MATTE TIN
Terminal Form THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position DUAL
Width 7.62 mm

Alternate Parts for SA556N

This table gives cross-reference parts and alternative options found for SA556N. 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 SA556N, 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
SE556-1F/883B NXP Semiconductors Check for Price IC DUAL PULSE, 0.5 MHz, TIMER, CDIP14, DIP-14, Analog Waveform Generation Function SA556N vs SE556-1F/883B
SE556-1F/883B Signetics Check for Price 2 Func, 0.5MHz, BIPolar, CDIP14, DIP-14 SA556N vs SE556-1F/883B
NE556N Signetics Check for Price Analog Waveform Generation Function, BIPolar, PDIP14, SA556N vs NE556N
LM556J-MIL National Semiconductor Corporation Check for Price 2 Func, BIPolar, CDIP14 SA556N vs LM556J-MIL
SE556-1F Signetics Check for Price Analog Waveform Generation Function, BIPolar, CDIP14, SA556N vs SE556-1F
SE556-1F/883 Philips Semiconductors Check for Price DUAL PULSE, 0.5MHz, TIMER, CDIP14, DIP-14 SA556N vs SE556-1F/883
SE556CN NXP Semiconductors Check for Price IC DUAL PULSE, TIMER, PDIP14, Analog Waveform Generation Function SA556N vs SE556CN
SE556F Signetics Check for Price Analog Waveform Generation Function, BIPolar, CDIP14, SA556N vs SE556F
Part Number Manufacturer Composite Price Description Compare
NE556J STMicroelectronics Check for Price DUAL PULSE, TIMER, CDIP14, CERDIP-14 SA556N vs NE556J
5962-8950304CA Intersil Corporation Check for Price SQUARE, TIMER, CDIP14, CERDIP-14 SA556N vs 5962-8950304CA
SE556-1CF NXP Semiconductors Check for Price IC DUAL PULSE, 0.5 MHz, TIMER, CDIP14, CERDIP-14, Analog Waveform Generation Function SA556N vs SE556-1CF
SE556-1CN Signetics Check for Price Analog Waveform Generation Function, BIPolar, PDIP14, SA556N vs SE556-1CN
ICM7555IPD Maxim Integrated Products Check for Price TIMER SA556N vs ICM7555IPD
NE556-1N Signetics Check for Price Analog Waveform Generation Function, BIPolar, PDIP14, SA556N vs NE556-1N
SA556J STMicroelectronics Check for Price DUAL PULSE, TIMER, CDIP14, CERDIP-14 SA556N vs SA556J
JM38510/10902BCA Texas Instruments $43.6940 Dual Precision Timer 14-CDIP -55 to 125 SA556N vs JM38510/10902BCA
SE556F NXP Semiconductors Check for Price IC DUAL PULSE, TIMER, CDIP14, CERDIP-14, Analog Waveform Generation Function SA556N vs SE556F
TLC556MJ Texas Instruments Check for Price Low-Power Dual LinCMOS™ Timer 14-CDIP -55 to 125 SA556N vs TLC556MJ

SA556N Related Parts

SA556N Frequently Asked Questions (FAQ)

  • The recommended operating voltage range for SA556N is 4.5V to 16V, although it can operate up to 18V with reduced performance.

  • To ensure the oscillator starts reliably, make sure to decouple the VCC pin with a 10nF to 100nF capacitor, and use a high-quality quartz crystal with a load capacitance of 18pF to 22pF.

  • The maximum frequency deviation of the SA556N oscillator is ±100ppm over the entire operating temperature range of -40°C to 125°C.

  • No, the SA556N is designed to work with an external quartz crystal and cannot be used in a crystal-less oscillator configuration.

  • The ESR of the crystal can be calculated using the formula: ESR = (Rs + Rp) / Q, where Rs is the series resistance, Rp is the parallel resistance, and Q is the quality factor of the crystal.