CD74HC191E - TI

The pictures are for reference only, and the specific specifications can be found in the product manual.

Part No

CD74HC191E
Manufacturer

TI
ChipWorker Part#

CW9905926
Category

Logic Controller, Logic IC
Package

PDIP-16
Description

TEXAS INSTRUMENTS CD74HC191E Binary Counter, HC Family, 35MHz, 2V to 6V, DIP-16
Documentation

Datasheet

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CD74HC191E Specifications

Attribute	Attribute Value

Part Number	CD74HC191E
Manufacturer	TI
ChipWorker Part#	CW9905926
Category	Logic Controller, Logic IC
Documentation	Datasheet
Mounting Style	Through Hole
Number of Pins	16 Pin
Case/Package	PDIP-16
Supply Voltage (DC)	2.00V ~ 6.00V
Number of Outputs	4 Output
Number of Channels	2 Channel
Number of Positions	16 Position
Clock Speed	35 MHz
Number of Bits	4 Bit
Voltage Nodes	6.00 V, 5.00 V, 2.00 V
Number of Inputs	2 Input
Operating Temperature (Max)	125 ℃
Operating Temperature (Min)	-55 ℃
Supply Voltage	2V ~ 6V
Supply Voltage (Max)	6 V
Supply Voltage (Min)	2 V
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Size-Length	19.3 mm
Size-Width	6.35 mm
Size-Height	4.57 mm
Operating Temperature	-55℃ ~ 125℃
Product Lifecycle Status	Active
Packaging	Tube
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
REACH SVHC Compliance	No SVHC
REACH SVHC Compliance Edition	2015/06/15

Product Description

description/ordering information
The CD54/74HC190 are asynchronously presettable BCD decade counters, whereas the CD54/74HC191 and CD54/74HCT191 are asynchronously presettable binary counters.
• 2-V to 6-V VCC Operation (’HC190, 191)
• 4.5-V to 5.5-V VCC Operation (’HCT191)
• Wide Operating Temperature Range of −55°C to 125°C
• Synchronous Counting and Asynchronous Loading
• Two Outputs for n-Bit Cascading
• Look-Ahead Carry for High-Speed Counting
• Balanced Propagation Delays and Transition Times
• Standard Outputs Drive Up To 15 LS-TTL Loads
• Significant Power Reduction Compared to LS-TTL Logic ICs

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