SCLS266 Data sheet

SCLS266O December 1995 – July 2024 SN54AHCT138 , SN74AHCT138

PRODUCTION DATA

1
1 Features
2 Description
3 Pin Configuration and Functions
4 Specifications
5 Parameter Measurement Information
6 Detailed Description
7 Application and Implementation
8 Device and Documentation Support
9 Revision History
10Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)

W|16
J|16
FK|20

Thermal pad, mechanical data (Package|Pins)

Orderable Information

scls266o_oa
scls266o_pm

4.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)⁽¹⁾

		SN54AHCT138		SN74AHCT138		UNIT
		MIN	MAX	MIN	MAX	UNIT
V_CC	Supply voltage	1.5	5.5	1.5	5.5	V
V_IH	High-level input voltage	2		2		V
V_IL	Low-level input voltage		0.8		0.8	V
V_I	Input voltage	0	5.5	0	5.5	V
V_O	Output voltage	0	V_CC	0	V_CC	V
I_OH	High-level output current		−8		−8	mA
I_OL	Low-level output current		8		8	mA
Δt/Δv	Input transition rise or fall rate		20		20	ns/V
T_A	Operating free-air temperature	−55	125	−40	85	°C

(1) All unused inputs of the device must be held at V_CC or GND to ensure proper device operation. Refer to the TI application report, Implications of Slow or Floating CMOS Inputs, literature number SCBA004.