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SN74HCS244-Q1 データシート(PDF) 9 Page - Texas Instruments

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部品番号. SN74HCS244-Q1
部品情報  SN74HCS244-Q1 Automotive Octal Buffers and Line Drivers With Schmitt-Trigger Inputs and 3-State Outputs
ダウンロード  18 Pages
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メーカー  TI [Texas Instruments]
ホームページ  http://www.ti.com
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SN74HCS244-Q1 Datasheet(HTML) 9 Page - Texas Instruments

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inputs with slow transitioning signals will increase dynamic current consumption of the device. For additional
information regarding Schmitt-trigger inputs, please see Understanding Schmitt Triggers.
8.3.3 Clamp Diode Structure
The inputs and outputs to this device have both positive and negative clamping diodes as depicted in Electrical
Placement of Clamping Diodes for Each Input and Output.
CAUTION
Voltages beyond the values specified in the Absolute Maximum Ratings table can cause damage to
the device. The input and output voltage ratings may be exceeded if the input and output clamp-
current ratings are observed.
GND
Logic
Input
Output
VCC
Device
-IIK
+IIK
+IOK
-IOK
Figure 8-2. Electrical Placement of Clamping Diodes for Each Input and Output
8.4 Device Functional Modes
Function Table lists the functional modes of the SN74HCS244-Q1.
Table 8-1. Function Table
INPUTS(1)
OUTPUTS
OE
A
Y
L
L
L
L
H
H
H
X
Z
(1)
H = High Voltage Level, L = Low Voltage Level, X = Don't Care,
Z = High-Impedance State
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SN74HCS244-Q1
SCLS821 – JULY 2020
Copyright © 2020 Texas Instruments Incorporated
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