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CD74HCT166

ACTIVE

High Speed CMOS Logic 8-Bit Parallel-In/Serial-Out Shift Register

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Data sheet

CD74HCT166

ACTIVE
Data sheet Order now

Product details

Configuration Parallel-in Bits (#) 8 Technology family HCT Input type TTL-Compatible CMOS Output type Push-Pull Clock frequency (MHz) 24 IOL (max) (mA) 4 IOH (max) (mA) -4 Supply current (max) (µA) 160 Features Balanced outputs, High speed (tpd 10-50ns), Positive input clamp diode Operating temperature range (°C) -55 to 125 Rating Catalog
Configuration Parallel-in Bits (#) 8 Technology family HCT Input type TTL-Compatible CMOS Output type Push-Pull Clock frequency (MHz) 24 IOL (max) (mA) 4 IOH (max) (mA) -4 Supply current (max) (µA) 160 Features Balanced outputs, High speed (tpd 10-50ns), Positive input clamp diode Operating temperature range (°C) -55 to 125 Rating Catalog
SOIC (D) 16 59.4 mm² (9.9 mm × 6 mm) PDIP (N) 16 181.42 mm² (19.3 mm × 9.4 mm)
  • Buffered inputs
  • Fanout (over temperature range)
    • Standard outputs: 10 LSTTL Loads
    • Bus driver outputs: 15 LSTTL Loads
  • Wide operating temperature range: -55℃ to 125℃
  • Balanced propagation delay and transition time
  • Significant power reduction compared to LSTTL Logic ICs
  • HC Types
    • 2 V to 6 V operation
    • High noise immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5 V
  • HCT Types
    • 4.5 V to 5.5 V Operation
    • Direct LSTTL Input Logic Compatibility, VIL = 0.8V (Max), VIH = 2 V (Min)
  • Buffered inputs
  • Fanout (over temperature range)
    • Standard outputs: 10 LSTTL Loads
    • Bus driver outputs: 15 LSTTL Loads
  • Wide operating temperature range: -55℃ to 125℃
  • Balanced propagation delay and transition time
  • Significant power reduction compared to LSTTL Logic ICs
  • HC Types
    • 2 V to 6 V operation
    • High noise immunity: NIL = 30%, NIH = 30% of VCC at VCC = 5 V
  • HCT Types
    • 4.5 V to 5.5 V Operation
    • Direct LSTTL Input Logic Compatibility, VIL = 0.8V (Max), VIH = 2 V (Min)

The ’HC166 and ’HCT166 8-bit shift register is fabricated with silicon gate CMOS technology. It possesses the low power consumption of standard CMOS integrated circuits, and can operate at speeds comparable to the equivalent low power Schottky device.

The ’HC166 and ’HCT166 8-bit shift register is fabricated with silicon gate CMOS technology. It possesses the low power consumption of standard CMOS integrated circuits, and can operate at speeds comparable to the equivalent low power Schottky device.
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Technical documentation

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Top documentation Type Title Format options Date
* Data sheet CDx4HC(T)166 High-Speed CMOS Logic 8-Bit Parallel-In/Serial-Out Shift Register datasheet (Rev. D) PDF | HTML Nov 24, 1998
Application note Power-Up Behavior of Clocked Devices (Rev. B) PDF | HTML Dec 15, 2022

Design & development

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Evaluation board

14-24-LOGIC-EVM — Logic product generic evaluation module for 14-pin to 24-pin D, DB, DGV, DW, DYY, NS and PW packages

The 14-24-LOGIC-EVM evaluation module (EVM) is designed to support any logic device that is in a 14-pin to 24-pin D, DW, DB, NS, PW, DYY or DGV package,

User guide: PDF | HTML
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SOIC (D) 16 Ultra Librarian
PDIP (N) 16 Ultra Librarian
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