SCLS347 Data sheet

SCLS347L May 1996 – April 2024 SN74AHCT157

PRODUCTION DATA

1
1 Features
2 Description
3 Pin Configuration and Functions
4 Specifications
5 Parameter Measurement Information
6 Detailed Description
1. 6.1 Functional Block Diagram
2. 6.2 Device Functional Modes
7 Application and Implementation
1. 7.1 Power Supply Recommendations
2. 7.2 Layout
  1. 7.2.1 Layout Guidelines
    1. 7.2.1.1 Layout Example
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)

DB|16
PW|16
N|16
D|16
DGV|16

Thermal pad, mechanical data (Package|Pins)

Orderable Information

scls347l_oa
scls347l_pm

4.2 Recommended Operating Conditions

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

		SN54AHCT157		SN74AHCT157		UNIT
		MIN	MAX	MIN	MAX	UNIT
V_CC	Supply voltage			4.5	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
∆t/∆v	Input transition rise or fall time		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 for proper device operation. Refer to the TI application report, Implications of Slow or Floating CMOS Inputs, literature number SCBA004.