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Bare Die Data Sheet: 74ACT244

The 74ACT244 8-bit buffer/line driver with 3-state outputs is produced on a 1.5µm 5V CMOS process. The device features non-inverting outputs & x2 active-low output enables, suitable for driving clocks, memory addresses & other bus orientated systems.
Direct replacement for National (NSC) / Fairchild (FSC) 74ACT244, Motorola (MOT) MC74ACT244, RCA HARRIS 74ACT244 & Texas Instruments (TI) SN74ACT244, CD74ACT244. Also active electrical replacement/equivalent for bipolar 74LS244 & 74F244.
Features:
** END OF LIFE ** NOT RECOMMENDED FOR NEW DESIGN
  • Propagation delay:  9ns Max
  • Outputs Source/Sink 24 mA
  • Inputs directly accept LSTTL
  • Outputs Directly Interface to CMOS, NMOS, and TTL
  • Low Input Current:  1.0µA
  • Lower power alternative to bipolar logic
  • For high reliability version see part 54ACT244
Vendor:
Silicon Supplies
  Electrical Datasheet

Die Physical Data:
Footprint: 2.975mm² (4611.264mil²)
X: 1750µm (69mil)
Y: 1700µm (67mil)
  Request Pad Layout

In Stock: Available on request
Product Families: Used for this device are tabulated below.
Functional:
  • I/P Level: CMOS/TTL
  • O/P Level: CMOS
  • Bits: 8
  • 3-State O/P: Yes
  • Schmitt Trigger: No
Specification:
VCC (Min): 4.50V
VCC (Max): 5.50V
fMIN @ VNOM: 90MHz
tpd (Max) @ VNOM: 9.0ns
ICC (Max) @ VNOM: 0.0400mA
VNOM (Max): 5.5V
Output Drive (Max): 24.0mA
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.