Full PDF Text Transcription for 74HC27 (Reference)
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74HC27. For precise diagrams, and layout, please refer to the original PDF.
SN74HC27, SN54HC27 SCLS088E – DECEMBER 1982 – REVISED JUNE 2021 SNx4HC27 Triple 3-Input NOR Gates 1 Features • Buffered inputs • Wide operating voltage range: 2 V to 6 V ...
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Features • Buffered inputs • Wide operating voltage range: 2 V to 6 V • Wide operating temperature range: -40°C to +85°C • Supports fanout up to 10 LSTTL loads • Significant power reduction compared to LSTTL logic ICs 2 Applications • Alarm / tamper detect circuit • S-R latch 3 Description This device contains three independent 3-input NOR gates. Each gate performs the Boolean function Y = A + B + C in positive logic. Device Information(1) PART NUMBER PACKAGE BODY SIZE (NOM) SN74HC27DR SOIC (14) 8.70 mm × 3.90 mm SN74HC27DBR SSOP (14) 6.50 mm × 5.30 mm SN74HC27NR PDIP (14) 19.30 mm × 6.40 mm SN74HC27NSR SO (14) 10.20 mm ×
74HC27 Datasheet
