onsemi DM74LS191N
Obsolete
Supply Chain
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date1978-12-01
Lifecycle StatusObsolete (Last Updated: 4 months ago)
LTB Date2003-11-30
Manufacturer Aliases
onsemi has several brands around the world that distributors may use as alternate names. onsemi may also be known as the following names:
- ON Semiconductor
- ONS
- ONSEMICON
- ON SEM
- ON SEMICONDUCTO
- ON SEMICONDUCTORS
- ONSEMIC
- ON Semicondu
- OSC
- ONSE
- ON SEMICOND
- ON Semiconductor / Fairchild
- SCG
- ON Semiconductor Cor
- ON SEMICO
- ONSM
- ON SEMICONDUCTOR CORP
- onsemi / Fairchild
- MOT/ON SEMI
- Fairchild/ONSemiconductor
- ON Semiconductor Corporation
- ON4
- ON Semi - ON Semiconductor
- ON SEMICONDUCT
- ON-SEMI SCG
- ON Semiconductor Inc.
- onsemiconductor
- On Semiconductor Ltd
Technical Specifications
Physical
Case/PackageDIP
MountThrough Hole
Number of Pins16
Number of Terminals16
Technical
Clock Edge Trigger TypePositive Edge
DirectionBidirectional
Frequency20 MHz
Logic FunctionCounter
Low Level Output Current8 mA
Max Operating Temperature70 °C
Max Supply Current35 mA
Max Supply Voltage5.25 V
Min Operating Temperature0 °C
Min Supply Voltage4.75 V
Number of Bits4
Number of Bits per Element4
Number of Circuits1
Number of Elements1
Operating Supply Voltage5 V
PackagingBulk
Propagation Delay45 ns
Sync/AsyncSynchronous
Temperature GradeCommercial
Dimensions
Height - Seated (Max)5.08 mm
Length19.18 mm
Terminal Pitch2.54 mm
Width7.62 mm