onsemi DM74LS191MX
$ 0.336
Obsolete
Inventory History
3 month trend: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Alternate Parts
This Part
Alternate Parts
Price @ 1000
$ 0.336
$ 0.619
$ 0.619
Stock
26,100
229,417
229,417
Authorized Distributors
2
3
3
Case/Package
SOP
SOIC
SOIC
Number of Pins
-
16
16
Logic Function
-
Counter
Counter
Direction
Bidirectional
Bidirectional
Bidirectional
Number of Elements
-
1
1
Number of Bits per Element
-
4
4
Reset
-
-
-
Clock Edge Trigger Type
Positive Edge
Positive Edge
Positive Edge
Frequency
20 MHz
25 MHz
25 MHz
Min Supply Voltage
4.75 V
4.75 V
4.75 V
Max Supply Voltage
5.25 V
5.25 V
5.25 V
Supply Chain
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date1978-12-01
Lifecycle StatusObsolete (Last Updated: 6 months ago)
LTB Date2003-11-30
Descriptions
Descriptions of onsemi DM74LS191MX provided by its distributors.
Binary Counter, LS Series, Synchronous, Positive Edge Triggered, 4-Bit, Bidirectional, TTL, PDSO16
Positive Edge 4.75V~5.25V 4 1 20MHz SOP-16 Counters / Dividers ROHS
IC BINARY COUNTER 4-BIT 16SOIC
Not available to order Syn 4-Bit Counter
Non-RoHS Compliant (Logic Type) IC
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
Inventory History
3 month trend: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
1 part available
Technical Specifications
Physical
Case/PackageSOP
Number of Terminals16
Technical
Clock Edge Trigger TypePositive Edge
DirectionBidirectional
Frequency20 MHz
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 Circuits1
Operating Supply Voltage5 V
Propagation Delay45 ns
Temperature GradeCommercial
Dimensions
Height - Seated (Max)1.75 mm
Length9.9 mm
Terminal Pitch1.27 mm
Width3.9 mm