CD14538BNSR

Multivibrators Overview

The CD14538BNSR is a dual precision monostable multivibrator from the Texas Instruments CD4000B series. It operates within a supply voltage range of 3 V to 18 V and supports standard voltages including 3.3 V, 5 V, 9 V, and 12 V. The device features two independent circuits in a 16-SOIC package with propagation delays of 600 ns, 300 ns, or 220 ns depending on conditions. Maximum power dissipation is 500 mW, with maximum supply current of 100 uA. Output currents are rated at 4.2 mA for both high and low states. Operating temperatures span from -55 C to +125 C.

Multivibrators Feature Summary

• Dual precision monostable multivibrator configuration
• Schmitt trigger inputs for noise immunity
• Wide operating voltage range capability
• Surface mount SOIC-16 packaging

Multivibrators Applications

• Timing delay generation
• Pulse width modulation
• Frequency division
• Touch-sensitive switches

Multivibrators Procurement Notes

Verify the specific suffix NSR indicates tape and reel packaging when ordering. Confirm RoHS compliance status as detailed in official documentation. Ensure the supplier provides valid traceability for the Texas Instruments manufacturing origin. Check for any recent product change notices affecting the component specifications or assembly sites before finalizing procurement decisions.

Multivibrators Selection Notes

Select this component when dual independent timing channels are required in a compact surface mount format. The wide voltage range suits various digital logic families. Verify that the Schmitt trigger input characteristics meet the signal conditioning requirements of the application. Consider the thermal performance limits relative to the expected ambient operating environment.

Multivibrators Part Context

This part belongs to the CD4000B series of CMOS logic devices. It serves as a modern replacement for older discrete timing solutions. The device integrates two complete monostable circuits into a single package. It is designed for general-purpose timing applications in industrial and consumer electronics.

Multivibrators Replacement Considerations

• CD14538BM96
• MC14538BDG
• MC14538BDR2G

Multivibrators FAQ

Does the CD14538BNSR include Schmitt triggers?

Yes, the device features Schmitt trigger inputs to improve noise immunity.

What is the maximum supply voltage?

The maximum supply voltage is 18 V.