Fairchild NC7SZ38 Data Handbook
Summary
Experience ultra-fast and reliable digital control with this high-performance 2-Input NAND logic gate. Designed using advanced CMOS technology, it features an open drain output stage, making it ideal for OR-tied applications requiring robust signal integrity. This component is engineered for designers building embedded systems that demand stable operation across a wide voltage range (1.65V to 5.5V). The comprehensive manual provides essential electrical characteristics, absolute maximum ratings, various package details (including SOT-23 and MicroPak), ensuring your circuit design meets the highest standards of speed reliability.
Page 1 Text Content
7SZ38 — Tiny Logic S 2-Input N ate, O pen D rain O utput
September 2009
NC7SZ38 Tiny Logic® UHS 2-Input NAND Gate, Open Drain Output Features Description
Ultra-High Speed: t PD 2.4ns (Typical) into 50p F at The NC7SZ38 is a single 2-Input NAND gate with open drain output stage from Fairchild’s Ultra-High Speed
5V VCC
Series of Tiny Logic®. The device is fabricated with
Open Drain Output Stage for OR Tied Applications
advanced CMOS technology to achieve ultra-high speed with high output drive while maintaining low static
High Output Sink Drive: 24m A at 3V VCC
power dissipation over a very broad VCC operating
Broad VCC Operating Range: 1.65V to 5.5V range. The device is specified to operate over the 1.65V
to 5.5V VCC range. The inputs and output are high
Matches Performance of LCX Operated at 3.3V VCC
impedance when VCC is 0V. Inputs tolerate voltages up
Power Down High-Impedance Inputs/Outputs to 6V independent of VCC operating voltage. The open
drain output stage tolerates voltages up to 6V
Over-Voltage Tolerance Inputs Facilitate 5V to 3V
independent of VCC when in the high impedance state.
Translation Proprietary Noise/EMI Reduction Circuitry Ultra-Small Micro Pak™ Packages Space-Saving SOT23 and SC70 Packages
Ordering Information Part Number Top Mark Eco Status Package Packing Method
NC7SZ38M5X 7Z38 Ro HS 5-Lead SOT23, JEDEC MO-178 1.6mm 3000 Units on
Tape & Reel
NC7SZ38P5X Z38 Ro HS 5-Lead SC70, EIAJ SC-88a, 1.25mm Wide 3000 Units on
Tape & Reel
NC7SZ38L6X A6 Ro HS 6-Lead Micro Pak™, 1.00mm Wide 5000 Units on
Tape & Reel 5000 Units on
NC7SZ38FHX A6 Green 6-Lead, Micro Pak2, 1x1mm Body, .35mm
Pitch Tape & Reel
For Fairchild’s definition of Eco Status, please visit: http://www.fairchildsemi.com/company/green/rohs_green.html.
© 1996 Fairchild Semiconductor Corporation www.fairchildsemi.com NC7SZ38 • Rev. 1.0.3
Page Summary Contents For Fairchild NC7SZ38 Data Handbook
Manual Details
| Brand | Fairchild |
|---|---|
| Pages | 10 |
| File Size | 593.81 KB |
| Published | July 16, 2026 |
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Frequently Asked Questions
What voltage range should I operate this gate in?
The recommended operating voltage range for the NC7SZ38 is 1.65V to 5.50V.
Is the open drain output useful for specific connections?
Yes, the Open Drain Output Stage is designed specifically for OR tied applications.
How do I ensure I don't damage my circuit with high voltage transients?
The inputs and outputs are tolerant to voltages up to 6V.
What should I do if I leave inputs unused?
Unused inputs must be held HIGH or LOW; they may not float.