HEC4528BT,112

Multivibrators Overview

The HEF4528BT is a dual monostable multivibrator manufactured by Nexperia, belonging to the 4000/14000/40000 logic series. It features two independent retriggerable circuits in a single package. The device operates within a temperature range of -40 °C to 85 °C and utilizes a 16-pin SOP (SOT353) plastic surface-mounted package. It provides complementary outputs for each monostable stage.

Multivibrators Feature Summary

• Dual independent monostable multivibrator configuration
• Retriggerable operation mode
• Complementary output availability

Multivibrators Applications

• Timing pulse generation
• Debouncing switches
• Delay line circuits

Multivibrators Procurement Notes

Verify the specific ordering code suffix against the official Nexperia datasheet to ensure correct package type and compliance status. Confirm that the HEF prefix denotes the standard CMOS technology variant intended for your design requirements. Cross-reference the manufacturer's current product availability status before finalizing procurement plans.

Multivibrators Selection Notes

Select this component when a dual-channel timing solution is required within standard CMOS logic families. Ensure the operating voltage range aligns with the 4000-series specifications. Consider the SOP package dimensions for PCB layout constraints and verify thermal management needs for the specified ambient temperature range.

Multivibrators Part Context

This part belongs to the widely used 4000-series CMOS logic family, known for broad supply voltage compatibility. Nexperia acquired the standard product business from NXP, maintaining continuity for these legacy logic components. The HEF prefix typically indicates high-speed or specific process variants within the broader portfolio.

Multivibrators Replacement Considerations

Check for direct cross-references from other manufacturers such as ON Semiconductor or STMicroelectronics offering equivalent dual monostable multivibrators in compatible packages. Verify pinout compatibility and electrical parameter equivalence before substitution.