Home Products Logic HC Series Quad 2-input XNOR Schmitt trigger; open-drain output -EM74HCS266

EM74HCS266

Quad 2-input XNOR Schmitt trigger; open-drain output -EM74HCS266

Product details

Technology family HCS
Number of channels 4
Inputs per channel2
Supply voltage (min) (V) 2
Supply voltage (max) (V) 6
IOL (max) (mA) 5.2
IOH (max) (mA) 0
Output type Push-Pull
Input type Schmitt-Trigger
Features High noise immunity,High speed (tpd 10- 50ns)
Rating Catalog
Operating temperature range (°C) -40 to 125
EM74HCS266D SOP-14L plastic small outline package; 14 leads; body width 3.9 mm 3000
EM74HCS266PW TSSOP-14L plastic thin shrink small outline package; 14 leads; body width 4.4 mm
  • Wide supply voltage range from 2.0 V to 6.0 V
  • High noise immunity
  • CMOS low power dissipation
  • Latch-up performance exceeds 250 mA
  • Unlimited rise and fall times
  • Complies with JEDEC standards:
  • • JESD8C (2.7 V to 3.6 V)
  • • JESD7A (2.0 V to 6.0 V)
  • ESD protection:
  • • HBM ANSI/ESDA/JEDEC JS-001 Class 2 exceeds 3500 V
  • • CDM ANSI/ESDA/JEDEC JS-002 Class C3 exceeds 2000 V
  • Multiple package options

The EM74HCS266 is a quad 2-input XNOR gate with open-drain outputs and Schmitt-trigger inputs. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC.

Similar products that you may be interested in

Compare alternative products

Functionally superior to comparative devices, can be directly replaced

EM74HC08; EM74HCT08
Supply in progress

This product has been launched and is available for purchase. Newer alternatives to certain products can be provided.

Quad 2-input AND gate-EM74HC08; EM74HCT08

Design and Development

Encapsulation Pin Count Download

Support and Training

Quad 2-input XNOR Schmitt trigger; open-drain output -EM74HCS266