Texas Instruments SN74HC125DR Handleiding


Lees hieronder de 📖 handleiding in het Nederlandse voor Texas Instruments SN74HC125DR (33 pagina's) in de categorie Niet gecategoriseerd. Deze handleiding was nuttig voor 25 personen en werd door 2 gebruikers gemiddeld met 4.5 sterren beoordeeld

Pagina 1/33
SNx4HC125 Quadruple Buffers with 3-State Outputs
1 Features
• Buffered inputs
• Wide operating voltage range: 2 V to 6 V
• Wide operating temperature range:
–40°C to +85°C
• Supports fanout up to 10 LSTTL loads
• Significant power reduction compared to LSTTL
logic ICs
2 Applications
•Enable digital signals
3 Description
This device contains four independent buffers with
3-state outputs. Each gate performs the Boolean
function Y = A in positive logic.
Device Information(1)
PART NUMBER PACKAGE BODY SIZE (NOM)
SN74HC125D SOIC (14) 8.70 mm × 3.90 mm
SN74HC125DB SSOP (14) 6.50 mm × 5.30 mm
SN74HC125N PDIP (14) 19.30 mm × 6.40 mm
SN74HC125NS SO (14) 10.20 mm × 5.30 mm
SN74HC125PW TSSOP (14) 5.00 mm × 4.40 mm
SN54HC125J CDIP (14) 21.30 mm × 7.60 mm
SN54HC125FK LCCC (20) 8.90 mm × 8.90 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
1OE
1A
1Y
2OE
2A
2Y
GND
VCC
4OE
4A
4Y
3OE
3A
3Y
1
2
3
4
5
6
7
14
13
12
11
10
9
8
Functional pinout
SN74HC125, SN54HC125
SCLS104F – AUGUST 1984 – REVISED APRIL 2021
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.
Table of Contents
1 Features............................................................................1
2 Applications..................................................................... 1
3 Description.......................................................................1
4 Revision History.............................................................. 2
5 Pin Configuration and Functions...................................3
Pin Functions.................................................................... 3
6 Specifications.................................................................. 4
6.1 Absolute Maximum Ratings........................................ 4
6.2 ESD Ratings............................................................... 4
6.3 Recommended Operating Conditions.........................4
6.4 Thermal Information....................................................5
6.5 Electrical Characteristics - 74..................................... 5
6.6 Electrical Characteristics - 54..................................... 6
6.7 Switching Characteristics - 74.....................................6
6.8 Switching Characteristics - 54.....................................7
6.9 Operating Characteristics........................................... 7
6.10 Typical Characteristics.............................................. 7
7 Parameter Measurement Information............................ 9
8 Detailed Description......................................................10
8.1 Overview...................................................................10
8.2 Functional Block Diagram......................................... 10
8.3 Feature Description...................................................10
8.4 Device Functional Modes..........................................11
9 Application and Implementation.................................. 12
9.1 Application Information............................................. 12
9.2 Typical Application.................................................... 12
10 Power Supply Recommendations..............................14
11 Layout........................................................................... 14
11.1 Layout Guidelines................................................... 14
11.2 Layout Example...................................................... 14
12 Device and Documentation Support..........................15
12.1 Documentation Support.......................................... 15
12.2 Related Links.......................................................... 15
12.3 Support Resources................................................. 15
12.4 Trademarks............................................................. 15
12.5 Electrostatic Discharge Caution..............................15
12.6 Glossary..................................................................15
13 Mechanical, Packaging, and Orderable
Information.................................................................... 15
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision E (December 2015) to Revision F (April 2021) Page
• Updated the numbering format for tables, figures, and cross-references throughout the document..................1
• Updated to new data sheet standards................................................................................................................1
• Increased D (86 to 133.6), DB (96 to 108.0), NS (76 to 122.6), and PW (113 to 151.7); decreased N (80 to
63.0) °C/W.......................................................................................................................................................... 5
SN74HC125, SN54HC125
SCLS104F – AUGUST 1984 – REVISED APRIL 2021 www.ti.com
2Submit Document Feedback Copyright © 2021 Texas Instruments Incorporated
Product Folder Links: SN74HC125 SN54HC125
5 Pin Configuration and Functions
1OE
1A
1Y
2OE
2A
2Y
GND
VCC
4OE
4A
4Y
3OE
3A
3Y
1
2
3
4
5
6
7
14
13
12
11
10
9
8
Figure 5-1. D, DB, N, NS, PW, or J Package
14-Pin SOIC, SSOP, PDIP, SO, TSSOP, or CDIP
Top View
4
5
6
7
8
3 2 1 20 19
18
17
16
15
14
9 10 11 12 13
1Y
NC
2OE
NC
2A
1A 1OE NC VCC 4OE
2Y GND NC 3Y 3A
4A
NC
4Y
NC
3OE
Figure 5-2. FK Package
20-Pin LCCC
Top View
Pin Functions
PIN
I/O DESCRIPTION
NAME
D, DB, N,
NS, PW, or
J
FK
1 OE 1 2 Input Channel 1, Output Enable, Active Low
1A 2 3 Input Channel 1, Input A
1Y 3 4 Output Channel 1, Output Y
2 OE 4 6 Input Channel 2, Output Enable, Active Low
2A 5 8 Input Channel 2, Input A
2Y 6 9 Output Channel 2, Output Y
GND 7 10 — Ground
3Y 8 12 Output Channel 3, Output Y
3A 9 13 Input Channel 3, Input A
3 OE 10 14 Input Channel 3, Output Enable, Active Low
4Y 11 16 Output Channel 4, Output Y
4A 12 18 Input Channel 4, Input A
4 OE 13 19 Input Channel 4, Output Enable, Active Low
VCC 14 20 — Positive Supply
NC 1, 5, 7, 11, 15,
17 — Not internally connected
www.ti.com
SN74HC125, SN54HC125
SCLS104F – AUGUST 1984 – REVISED APRIL 2021
Copyright © 2021 Texas Instruments Incorporated Submit Document Feedback 3
Product Folder Links: SN74HC125 SN54HC125


Product specificaties

Merk: Texas Instruments
Categorie: Niet gecategoriseerd
Model: SN74HC125DR
Breedte: 8.75 mm
Diepte: 4 mm
Hoogte: 1.5 mm
Breedte verpakking: 364 mm
Diepte verpakking: 364 mm
Hoogte verpakking: 27 mm
Soort: Logic IC
Type verpakking: SOIC
Aantal per verpakking: 2500 stuk(s)
Temperatuur bij opslag: -65 - 150 °C
Bedrijfstemperatuur (T-T): -40 - 85 °C
Aantal pinnen: 14
Breedte (met pennen): 8.75 mm
Diepte (met pennen): 6.2 mm
Hoogte (met pennen): 1.75 mm

Heb je hulp nodig?

Als je hulp nodig hebt met Texas Instruments SN74HC125DR stel dan hieronder een vraag en andere gebruikers zullen je antwoorden




Handleiding Niet gecategoriseerd Texas Instruments

Handleiding Niet gecategoriseerd

Nieuwste handleidingen voor Niet gecategoriseerd