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SN74121N The Texas Instruments SN74121N is a monostable multivibrator IC featuring TTL technology and a 45 ns propagation delay. It operates within a temperature range of 0°C to 70°C.
Mfr Part #:

SN74121N

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments SN74121N is a monostable multivibrator IC featuring TTL technology and a 45 ns propagation delay. It operates within a temperature range of 0°C to 70°C.
✓ Total Stock: 534 pcs
$ Price Range: $3.36

SN74121N Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Smaxon Electronics ✓
Non-Authorised Inventory information
531 pcs
On Request
531 pcs On Request 1 On Request On Request 1701+5 On Request On Request
Speed Components Ltd ✓
Non-Authorised Inventory information
3 pcs
On Request
3 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

SN74121N Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Features
Independent Circuits
Input Type
Logic Type
Mounting Type
Number of Channels
Operating Temperature
Output Type
Propagation Delay
Schmitt Trigger Input
Supplier Device Package
Supply Current
Voltage
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SN74121N Description

Short technical summary and product information.

The SN74121N from Texas Instruments is a monostable multivibrator integrated circuit designed for various timing applications. It utilizes TTL technology and offers a standard propagation delay of 45 ns. This device features a programmable output pulse width, with options for internal or external timing components, allowing pulse durations from 40 nanoseconds up to 28 seconds.

 

The multivibrator operates within a voltage range of 4.75 V to 5.25 V and has an operating temperature range of 0°C to 70°C. It includes features such as internal compensation for temperature independence and jitter-free operation up to a 90% duty cycle. The SN74121N provides complementary output pulses and has an inhibit capability.

 

Packaged in a 14-PDIP through-hole configuration, the SN74121N is suitable for applications requiring precise pulse generation and timing control. Its design ensures stability and noise immunity, making it a reliable choice for digital circuits.

SN74121N Quick Information

Product Type: Monostable Multivibrator
Series: SN74
Canonical Name: SN74121N Monostable Multivibrator
Subcategory: Multivibrators

SN74121N Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

SN74121N Estimated Pricing

Qty Low High
1+ $3.36 $3.36

Estimated market price range - modelled values for guidance only, not live distributor offers.

SN74121N Features

  • Monostable multivibrator IC
  • TTL technology
  • 45 ns propagation delay
  • Programmable output pulse width
  • 0°C to 70°C operating temperature

SN74121N Applications

  • Timing and pulse generation in logic circuits.
  • Frequency division and pulse width modulation.
  • Delay and timing control in digital systems.
  • One-shot pulse generation for event triggering.

SN74121N FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the SN74121N?

The operating voltage for the SN74121N is between 4.75 V and 5.25 V.

What is the operating temperature range of the SN74121N?

The SN74121N operates within a temperature range of 0°C to 70°C.

What type of package is the SN74121N available in?

The SN74121N is available in a 14-PDIP package for through-hole mounting.

What is the propagation delay of the SN74121N?

The propagation delay of the SN74121N is 45 ns.

What is the logic type of the SN74121N?

The SN74121N is a Monostable logic type.

Can the output pulse width be programmed on the SN74121N?

Yes, the output pulse width can be programmed with external components, ranging from 40 ns to 28 seconds.

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