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Bare Die Product Detail: 74ACT240

Inverting Buffer/Driver:
The 74ACT240 8-bit buffer/line driver with 3-state outputs is produced on a 1.5µm 5V CMOS process. The device features inverting outputs & x2 active-low output enables, suitable for driving clocks, memory addresses & other bus orientated systems.

Direct replacement for National (NSC) / Fairchild (FSC or FCH) 74ACT240, Motorola (MOT) MC74ACT240, RCA HARRIS 74ACT240 & Texas Instruments (TI) SN74ACT240, CD74ACT240. Also active electrical replacement/equivalent for bipolar 74LS240 & 74FCT240.

Features:
** END OF LIFE ** NOT RECOMMENDED FOR NEW DESIGN

Propagation delay: 8.5ns 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)
Request Pad Layout

Product Families: Used for this device are tabulated below.

Inverting Buffer/Driver

Functional:

I/P Level: CMOS/TTL
O/P Level: CMOS
Bits: 8
3-State O/P: Yes
Schmitt Trigger: No

Specification:

V_{CC (Min)}: 4.50V
V_{CC (Max)}: 5.50V
f_MIN @ V_NOM: 90MHz
t_{pd (Max)} @ V_NOM: 8.5ns
I_{CC (Max)} @ V_NOM: 0.0400mA
V_{NOM (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.