Back to List

Bare Die Data Sheet: 74HC123

Dual re-triggerable monostable multivibrator with reset contains x2 voltage edge trigger inputs, Ā (negative) & B (positive). Schmitt trigger action provides tolerance of slow rise/fall input timing. Reset configures as optional 3rd trigger.
This bare die device directly replaces legacy National / Fairchild 74HC123, Motorola MC74HC123 and Texas Instruments SN74HC123 OR CD74HC123.
Features:
** END OF LIFE ** NOT RECOMMENDED FOR NEW DESIGN
  • Triggerable via positive or negative edge
  • Re-triggerable for very long pulses up to 100% duty factor
  • Direct reset terminates output
  • Schmitt trigger action for Ā & B inputs
  • Output Drive Capability: 10 LSTTL Loads
  • Low Input Current: 1µA
  • Operating Voltage Range: 2.0 to 6.0V
  • Direct drop-in replacement for obsolete components in long term programs
  • Function compatible with 74LS123
Vendor:
Silicon Supplies
  Electrical Datasheet

Die Physical Data:
Footprint: 2.375mm² (3681.261mil²)
X: 1900µm (75mil)
Y: 1250µm (49mil)
  Request Pad Layout

In Stock: Available on request
Product Families: Used for this device are tabulated below.
Functional:
  • I/P Level: CMOS
  • O/P Level: CMOS
  • Bits: 2
  • Schmitt Trigger: Yes
Specification:
VCC (Min): 2.00V
VCC (Max): 6.00V
fMIN @ VNOM: 70MHz
tpd (Max) @ VNOM: 55.0ns
ICC (Max) @ VNOM: 0.130mA
Output Drive (Max): 5.2mA
VNOM (Max): 6V
Other Detail: Important information for this device is tabulated below.
Traffic light setting for Minimum Order Quantity indicates the following:
  • Green:Available from stock or at low factory MOQ.
  • Amber: Available on factory order with MOQ.
  • Red: High factory MOQ may apply, please ask for details.
Traffic light setting for High Reliability indicates the following:
  • Green: This bare die is specified and tested for use in high reliability applications.
  • Amber: This bare die can meet higher reliability specifications with additional testing & qualification, please ask for details.
  • Red: This bare die is not specified or specifically designed for use in high reliability applications.
Traffic light setting for Space Grade indicates the following:
  • Green: This bare die is qualified for space applications or has space level qualification data, please ask for details.
  • Amber: This bare die can be specified for space applications with additional testing and qualification, please ask for details.
  • Red: Suitability of this bare die for space applications is unknown and requires further qualification, please ask for details.